Re: [syzbot] [input?] possible deadlock in tasklet_action_common (2)

[syzbot]

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
SYZFAIL: setfilecon: setxattr failed\n", NUM <unfinished ...>

[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6122] <... prctl resumed>)        = 0
[pid  6085] mmap(NULL, 36864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  6122] setxattr(".", "security.selinux", "\x75\x3a\x6f\x62\x6a\x65\x63\x74\x5f\x72\x3a\x61\x70\x70\x5f\x64\x61\x74\x61\x5f\x66\x69\x6c\x65\x3a\x73\x30\x3a\x63\x35\x31\x32\x2c\x63\x37\x36\x38\x00", 38, 0) = -1 EPERM (Operation not permitted)
[pid  6085] <... mmap resumed>)         = 0x7f952a167000
[pid  6122] write(2, "SYZFAIL: setfilecon: setxattr failed\n", 37 <unfinished ...>
[pid  6085] rt_sigprocmask(SIG_BLOCK, ~[] <unfinished ...>
[pid  6122] <... write resumed>)        = 37
[pid  6122] write(2, " (errno 1: Operation not permitted)\n", 36) = 36
[pid  6085] <... rt_sigprocmask resumed>, [], 8) = 0
[pid  6122] exit_group(67 <unfinished ...>
[pid  6085] clone3({flags=CLONE_VM|CLONE_VFORK|CLONE_CLEAR_SIGHAND, exit_signal=SIGCHLD, stack=0x7f952a167000, stack_size=0x9000}, 88 <unfinished ...>
[pid  6122] <... exit_group resumed>)   = ?
ci-upstream-rust-kasan-gce-test-job-parallel/strace-static-x86_64: Process 6124 attached
[pid  6124] rt_sigprocmask(SIG_BLOCK, NULL, ~[KILL STOP], 8) = 0
[pid  6124] setpgid(0, 0)               = 0
[pid  6124] dup2(10, 0)                 = 0
[pid  6124] dup2(21, 1)                 = 1
[pid  6124] dup2(32, 2 <unfinished ...>
[pid  6122] +++ exited with 67 +++
[pid  6124] <... dup2 resumed>)         = 2
[pid  6124] dup2(19, 3)                 = 3
[pid  6124] dup2(22, 4)                 = 4
[pid  6124] close(5)                    = 0
[pid  6124] close(6)                    = 0
[pid  6124] close(7)                    = 0
[pid  6124] close(8)                    = 0
[pid  6124] close(9)                    = 0
[pid  6124] close(10)                   = 0
[pid  6124] close(11)                   = 0
[pid  6124] close(12)                   = 0
[pid  6124] close(13)                   = 0
[pid  6124] close(14)                   = 0
[pid  6124] close(15)                   = 0
[pid  6124] close(16)                   = 0
[pid  6124] close(17)                   = 0
[pid  6124] close(18)                   = 0
[pid  6124] close(19)                   = 0
[pid  6124] close(20)                   = 0
[pid  6124] close(21)                   = 0
[pid  6124] close(22)                   = 0
[pid  6124] close(23)                   = 0
[pid  6124] close(24)                   = 0
[pid  6124] close(25)                   = 0
[pid  6124] close(26)                   = 0
[pid  6124] close(27)                   = 0
[pid  6124] close(28)                   = 0
[pid  6124] close(29)                   = 0
[pid  6124] close(30)                   = 0
[pid  6124] close(31)                   = 0
[pid  6124] close(32)                   = 0
[pid  6124] close(33)                   = -1 EBADF (Bad file descriptor)
[pid  6124] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] close(34)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(35)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(36)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(37)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(38)                   = -1 EBADF (Bad file descriptor)
[pid  6023] <... epoll_pwait resumed>, [], 128, 604, NULL, 0) = 0
[pid  6021] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  6124] close(39 <unfinished ...>
[pid  6023] futex(0x134445feb960, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
[pid  6021] sched_getaffinity(0, 8192 <unfinished ...>
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6034] <... futex resumed>)        = 0
[pid  6023] <... futex resumed>)        = 1
[pid  6124] close(40 <unfinished ...>
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6021] <... sched_getaffinity resumed>, [0 1]) = 8
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6034] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6124] close(41 <unfinished ...>
[pid  6034] futex(0x134445feb960, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6124] close(42 <unfinished ...>
[pid  6021] futex(0x33e5300, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=385033621} <unfinished ...>
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6124] close(43)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(44)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(45)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(46)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(47)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(48)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(49)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(50)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(51)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(52)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(53)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(54)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(55)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(56)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(57)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(58)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(59)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(60)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(61)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(62)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(63)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(64)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(65)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(66)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(67)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(68)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(69)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(70)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(71)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(72)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(73)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(74)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(75)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(76)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(77)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(78)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(79)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(80)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(81)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(82)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(83)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(84)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(85)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(86)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(87)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(88)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(89)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(90)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(91)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(92)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(93)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(94)                   = -1 EBADF (Bad file descriptor)
[pid  6124] close(95)                   = -1 EBADF (Bad file descriptor)
[pid  6023] <... epoll_pwait resumed>, [], 128, 386, NULL, 0) = 0
[pid  6021] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  6124] close(96)                   = -1 EBADF (Bad file descriptor)
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6124] close(97 <unfinished ...>
[pid  6023] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6124] close(98)                   = -1 EBADF (Bad file descriptor)
[pid  6023] futex(0x134445feb960, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
[pid  6124] close(99)                   = -1 EBADF (Bad file descriptor)
[pid  6034] <... futex resumed>)        = 0
[pid  6023] <... futex resumed>)        = 1
[pid  6021] epoll_pwait(4 <unfinished ...>
[pid  6124] close(100 <unfinished ...>
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6021] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6124] close(101)                  = -1 EBADF (Bad file descriptor)
[pid  6023] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6124] close(102)                  = -1 EBADF (Bad file descriptor)
[pid  6023] futex(0x134445b1f160, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6021] futex(0x33e5300, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=967402879} <unfinished ...>
[pid  6124] close(103)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(104)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(105)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(106)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(107)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(108)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(109)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(110)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(111)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(112)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(113)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(114)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(115)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(116)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(117)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(118)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(119)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(120)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(121)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(122)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(123)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(124)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(125)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(126)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(127)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(128)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(129)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(130)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(131)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(132)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(133)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(134)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(135)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(136)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(137)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(138)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(139)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(140)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(141)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(142)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(143)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(144)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(145)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(146)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(147)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(148)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(149)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(150)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(151)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(152)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(153)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(154)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(155)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(156)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(157)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(158)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(159)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(160)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(161)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(162)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(163)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(164)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(165)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(166)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(167)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(168)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(169)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(170)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(171)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(172)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(173)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(174)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(175)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(176)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(177)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(178)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(179)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(180)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(181)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(182)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(183)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(184)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(185)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(186)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(187)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(188)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(189)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(190)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(191)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(192)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(193)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(194)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(195)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(196)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(197)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(198)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(199)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(200)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(201)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(202)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(203)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(204)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(205)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(206)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(207)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(208)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(209)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(210)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(211)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(212)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(213)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(214)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(215)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(216)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(217)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(218)                  = -1 EBADF (Bad file descriptor)
[pid  6034] <... epoll_pwait resumed>, [], 128, 968, NULL, 0) = 0
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6124] close(219 <unfinished ...>
[pid  6034] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6021] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6021] epoll_pwait(4 <unfinished ...>
[pid  6124] close(220 <unfinished ...>
[pid  6034] futex(0x134445b1f160, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
[pid  6021] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6034] <... futex resumed>)        = 1
[pid  6023] <... futex resumed>)        = 0
[pid  6021] sched_getaffinity(0, 8192 <unfinished ...>
[pid  6124] close(221 <unfinished ...>
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6021] <... sched_getaffinity resumed>, [0 1]) = 8
[pid  6124] <... close resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6034] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6124] close(222)                  = -1 EBADF (Bad file descriptor)
[pid  6034] futex(0x134445feb960, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6124] close(223)                  = -1 EBADF (Bad file descriptor)
[pid  6021] futex(0x33e5300, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=977473088} <unfinished ...>
[pid  6124] close(224)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(225)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(226)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(227)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(228)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(229)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(230)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(231)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(232)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(233)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(234)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(235)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(236)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(237)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(238)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(239)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(240)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(241)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(242)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(243)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(244)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(245)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(246)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(247)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(248)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(249)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(250)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(251)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(252)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(253)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(254)                  = -1 EBADF (Bad file descriptor)
[pid  6124] close(255)                  = -1 EBADF (Bad file descriptor)
[pid  6124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  6124] execve("ci-upstream-rust-kasan-gce-test-job-parallel/syz-executor", ["ci-upstream-rust-kasan-gce-test-job-parallel/syz-executor", "exec"], 0x7ffee9643200 /* 2 vars */ <unfinished ...>
[pid  6085] <... clone3 resumed>)       = 6124
[pid  6085] munmap(0x7f952a167000, 36864) = 0
[pid  6085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  6085] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6122, si_uid=10999, si_status=67, si_utime=0, si_stime=17 /* 0.17 s */} ---
[pid  6124] <... execve resumed>)       = 0
[pid  6085] rt_sigreturn({mask=[]})     = 0
[pid  6085] fcntl(20, F_GETFL)          = 0 (flags O_RDONLY)
[pid  6085] fcntl(20, F_SETFL, O_RDONLY|O_NONBLOCK) = 0
[pid  6085] fcntl(23, F_GETFL)          = 0 (flags O_RDONLY)
[pid  6085] fcntl(23, F_SETFL, O_RDONLY|O_NONBLOCK) = 0
[pid  6085] close(10)                   = 0
[pid  6085] close(21 <unfinished ...>
[pid  6124] brk(NULL <unfinished ...>
[pid  6085] <... close resumed>)        = 0
[pid  6124] <... brk resumed>)          = 0x5555914e4000
[pid  6085] close(32)                   = 0
[pid  6124] brk(0x5555914e4e80 <unfinished ...>
[pid  6085] close(25 <unfinished ...>
[pid  6124] <... brk resumed>)          = 0x5555914e4e80
[pid  6085] <... close resumed>)        = 0
[pid  6085] close(26 <unfinished ...>
[pid  6124] arch_prctl(ARCH_SET_FS, 0x5555914e4500 <unfinished ...>
[pid  6085] <... close resumed>)        = 0
[pid  6124] <... arch_prctl resumed>)   = 0
[pid  6085] close(28 <unfinished ...>
[pid  6124] set_tid_address(0x5555914e47d0 <unfinished ...>
[pid  6085] <... close resumed>)        = 0
[pid  6085] write(18, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x01\x01\x00\x00\x00\x00\x00\x00\x12\x39\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x32\x00\x00\x00\x00\x00\x00\x00\x88\x13\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 64 <unfinished ...>
[pid  6124] <... set_tid_address resumed>) = 6124
[pid  6085] <... write resumed>)        = 64
[pid  6085] pselect6(32, [3 13 16 20 23 24 29 30 31], NULL, NULL, {tv_sec=1, tv_nsec=0}, {sigmask=NULL, sigsetsize=8} <unfinished ...>
[pid  6124] set_robust_list(0x5555914e47e0, 24 <unfinished ...>
[pid  6085] <... pselect6 resumed>)     = 4 (in [13 16 24 29], left {tv_sec=0, tv_nsec=999971048})
[pid  6124] <... set_robust_list resumed>) = 0
[pid  6085] read(29, "\x00\x00\x00\x00", 4) = 4
[pid  6124] prlimit64(0, RLIMIT_STACK, NULL <unfinished ...>
[pid  6085] write(3, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00", 48 <unfinished ...>
[pid  6124] <... prlimit64 resumed>, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
[pid  6085] <... write resumed>)        = 48
[pid  6023] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3faa7fbbf7000002}], 128, 979, NULL, 0) = 1
[pid  6124] readlinkat(AT_FDCWD, "/proc/self/exe" <unfinished ...>
[pid  6085] write(27, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x13\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 <unfinished ...>
[pid  6023] futex(0x33e5300, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
[pid  6124] <... readlinkat resumed>, "/root/ci-upstream-rust-kasan-gce-test-job-parallel/syz-executor", 4096) = 63
[pid  6117] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x13\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48
[pid  6085] <... write resumed>)        = 48
[pid  6023] <... futex resumed>)        = 1
[pid  6021] <... futex resumed>)        = 0
[pid  6124] getrandom( <unfinished ...>
[pid  6117] rt_sigprocmask(SIG_BLOCK, ~[] <unfinished ...>
[pid  6085] read(13 <unfinished ...>
[pid  6023] read(6 <unfinished ...>
[pid  6124] <... getrandom resumed>"\xa2\x50\xf4\xf5\xd0\x60\xa5\xdd", 8, GRND_NONBLOCK) = 8
[pid  6117] <... rt_sigprocmask resumed>, [], 8) = 0
[pid  6085] <... read resumed>, "\x00\x00\x00\x00", 4) = 4
[pid  6023] <... read resumed>, "\x2c\x00\x00\x00\x0c\x00\x00\x00\x08\x00\x0e\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x00\x00\x06\x00\x0c\x00\x04\x00\x06\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00", 33678436) = 48
[pid  6124] brk(NULL <unfinished ...>
[pid  6117] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  6085] write(3, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x06\x00\x00\x00\x00\x00\x00\x00", 56 <unfinished ...>
[pid  6124] <... brk resumed>)          = 0x5555914e4e80
[pid  6085] <... write resumed>)        = 56
[pid  6023] write(6, "\xbc\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x3c\x00\x30\x00\x00\x00\x00\x00\x2c\x00\x10\x00\x08\x00\x04\x00\x12\x00\x00\x00\x38\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x10\x38\x01\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14\x00\x00\x00\x0d\x00\x00\x00"..., 192 <unfinished ...>
[pid  6124] brk(0x555591505e80)         = 0x555591505e80
[pid  6085] write(11, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48 <unfinished ...>
[pid  6124] brk(0x555591506000 <unfinished ...>
[pid  6120] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x06\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 48) = 48
[pid  6124] <... brk resumed>)          = 0x555591506000
[pid  6120] rt_sigprocmask(SIG_BLOCK, ~[] <unfinished ...>
[pid  6085] <... write resumed>)        = 48
[pid  6124] mprotect(0x7f37dadfa000, 1245184, PROT_READ <unfinished ...>
[pid  6120] <... rt_sigprocmask resumed>, [], 8) = 0
[pid  6085] read(24 <unfinished ...>
[pid  6124] <... mprotect resumed>)     = 0
[pid  6120] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  6085] <... read resumed>, "SYZFAIL: setfilecon: setxattr failed\n (errno 1: Operation not permitted)\n", 1024) = 73
[pid  6023] <... write resumed>)        = 192
[pid  6085] read(16 <unfinished ...>
[pid  6023] read(6, "\x34\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x02\x0c\x00\x00\x00\x08\x00\x10\x00\x08\x00\x04\x00\x08\x00\x00\x00\x01\x00\x00\x00\x06\x00\x00\x00\x00\x00\x00\x00", 33678436) = 56
[pid  6021] epoll_pwait(4 <unfinished ...>
[pid  6085] <... read resumed>, "", 4)  = 0
[pid  6023] write(6, "\xbc\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x3c\x00\x30\x00\x00\x00\x00\x00\x2c\x00\x10\x00\x08\x00\x04\x00\x12\x00\x00\x00\x38\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x20\x38\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14\x00\x00\x00\x0e\x00\x00\x00"..., 192 <unfinished ...>
[pid  6021] <... epoll_pwait resumed>, [{events=EPOLLOUT, data=0x3faa7fbbf7000002}], 128, 0, NULL, 0) = 1
[pid  6124] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  6085] kill(6122, SIGKILL)         = 0
[pid  6124] <... prctl resumed>)        = 0
[pid  6124] mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED_NOREPLACE, -1, 0 <unfinished ...>
[pid  6085] read(24 <unfinished ...>
[pid  6124] <... mmap resumed>)         = 0x1ffffffff000
ci-upstream-rust-kasan-gce-test-job-parallel/strace-static-x86_64: Process 6125 attached
ci-upstream-rust-kasan-gce-test-job-parallel/strace-static-x86_64: Process 6126 attached
[pid  6124] mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED_NOREPLACE, -1, 0 <unfinished ...>
[pid  6085] <... read resumed>, "", 1024) = 0
[pid  6023] <... write resumed>)        = 192
[pid  6126] set_robust_list(0x55555f5a67e0, 24 <unfinished ...>
[pid  6125] set_robust_list(0x55557927b7e0, 24 <unfinished ...>
[pid  6124] <... mmap resumed>)         = 0x200000000000
[pid  6120] <... clone resumed>, child_tidptr=0x55557927b7d0) = 2
[pid  6117] <... clone resumed>, child_tidptr=0x55555f5a67d0) = 2
[pid  6023] read(6 <unfinished ...>
[pid  6126] <... set_robust_list resumed>) = 0
[pid  6023] <... read resumed>, 0x134449c00000, 33678436) = -1 EAGAIN (Resource temporarily unavailable)
[pid  6021] epoll_pwait(4 <unfinished ...>
[pid  6126] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6125] <... set_robust_list resumed>) = 0
[pid  6120] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6124] mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_FIXED_NOREPLACE, -1, 0 <unfinished ...>
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6021] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6126] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6124] <... mmap resumed>)         = 0x200001000000
[pid  6023] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6126] chdir("./0" <unfinished ...>
[pid  6125] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6124] rt_sigaction(SIGCHLD, {sa_handler=0x7f37dab91780, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f37dac7f210} <unfinished ...>
[pid  6120] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6117] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6126] <... chdir resumed>)        = 0
[pid  6021] futex(0x33e5300, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=528265080} <unfinished ...>
[pid  6126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  6126] setpgid(0, 0)               = 0
[pid  6124] <... rt_sigaction resumed>, NULL, 8) = 0
[pid  6126] symlinkat("/syzcgroup/unified/syz0", AT_FDCWD, "./cgroup" <unfinished ...>
[pid  6125] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6124] pkey_alloc(0, PKEY_UNRESTRICTED) = -1 EINVAL (Invalid argument)
[pid  6117] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6124] getrandom( <unfinished ...>
[pid  6126] <... symlinkat resumed>)    = 0
[pid  6124] <... getrandom resumed>"\xd9\x15\x85\x69\x3b\x74\x62\x67", 8, GRND_NONBLOCK) = 8
[pid  6125] chdir("./0" <unfinished ...>
[pid  6124] mkdir("./syzkaller.pbVafM", 0700 <unfinished ...>
[pid  6085] write(3, "\x0c\x01\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1c\x00\x14\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x10\x00\x10\x00\x00\x00\x02\x00\x00\x00\x14\x00\x00\x00\x7c\x00\x00\x00\x98\x00\x00\x00\x07\x00\x00\x00\x00\x00\x00\x00\x68\x00\x00\x00\x53\x59\x5a\x46\x41\x49\x4c\x3a\x20\x73\x65\x74\x66\x69\x6c\x65\x63\x6f\x6e\x3a\x20\x73\x65\x74"..., 272 <unfinished ...>
[pid  6126] symlinkat("/syzcgroup/cpu/syz0", AT_FDCWD, "./cgroup.cpu" <unfinished ...>
[pid  6125] <... chdir resumed>)        = 0
[pid  6126] <... symlinkat resumed>)    = 0
[pid  6085] <... write resumed>)        = 272
[pid  6023] <... epoll_pwait resumed>, [{events=EPOLLIN|EPOLLOUT, data=0x3faa7fbbf7000002}], 128, 531, NULL, 0) = 1
[pid  6126] symlinkat("/syzcgroup/net/syz0", AT_FDCWD, "./cgroup.net" <unfinished ...>
[pid  6085] pipe2( <unfinished ...>
[pid  6023] futex(0x33e5300, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
[pid  6126] <... symlinkat resumed>)    = 0
[pid  6125] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  6124] <... mkdir resumed>)        = 0
[pid  6125] <... prctl resumed>)        = 0
[pid  6124] chmod("./syzkaller.pbVafM", 0777 <unfinished ...>
[pid  6125] setpgid(0, 0 <unfinished ...>
[pid  6126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  6125] <... setpgid resumed>)      = 0
[pid  6085] <... pipe2 resumed>[10, 21], 0) = 0
[pid  6023] <... futex resumed>)        = 1
[pid  6021] <... futex resumed>)        = 0
[pid  6126] <... openat resumed>)       = 3
[pid  6085] pipe2( <unfinished ...>
[pid  6124] <... chmod resumed>)        = 0
[pid  6023] read(6 <unfinished ...>
[pid  6021] sched_yield( <unfinished ...>
[pid  6126] write(3, "1000", 4 <unfinished ...>
[pid  6125] symlinkat("/syzcgroup/unified/syz1", AT_FDCWD, "./cgroup" <unfinished ...>
[pid  6124] chdir("./syzkaller.pbVafM" <unfinished ...>
[pid  6085] <... pipe2 resumed>[25, 26], 0) = 0
[pid  6023] <... read resumed>, "\x0c\x01\x00\x00\x0c\x00\x00\x00\x08\x00\x0c\x00\x07\x00\x08\x00\x08\x00\x00\x00\x00\x00\x00\x01\x14\x00\x00\x00\x10\x00\x1c\x00\x14\x00\x04\x00\x08\x00\x00\x00\x0c\x00\x10\x00\x10\x00\x00\x00\x02\x00\x00\x00\x14\x00\x00\x00\x7c\x00\x00\x00\x98\x00\x00\x00\x07\x00\x00\x00\x00\x00\x00\x00\x68\x00\x00\x00\x53\x59\x5a\x46\x41\x49\x4c\x3a\x20\x73\x65\x74\x66\x69\x6c\x65\x63\x6f\x6e\x3a\x20\x73\x65\x74"..., 33678436) = 272
[pid  6126] <... write resumed>)        = 4
[pid  6124] <... chdir resumed>)        = 0
[pid  6085] pipe2( <unfinished ...>
[pid  6023] futex(0x134445feb960, FUTEX_WAKE_PRIVATE, 1 <unfinished ...>
[pid  6021] <... sched_yield resumed>)  = 0
[pid  6126] close(3 <unfinished ...>
[pid  6125] <... symlinkat resumed>)    = 0
[pid  6124] rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0} <unfinished ...>
[pid  6085] <... pipe2 resumed>[28, 32], 0) = 0
[pid  6034] <... futex resumed>)        = 0
[pid  6023] <... futex resumed>)        = 1
[pid  6126] <... close resumed>)        = 0
[pid  6125] symlinkat("/syzcgroup/cpu/syz1", AT_FDCWD, "./cgroup.cpu" <unfinished ...>
[pid  6124] <... rt_sigaction resumed>, NULL, 8) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6023] write(6, "\xbc\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x08\x00\x0a\x00\x09\x00\x04\x00\x08\x00\x00\x00\x18\x00\x00\x00\x00\x01\x12\x00\x3c\x00\x30\x00\x00\x00\x00\x00\x2c\x00\x10\x00\x08\x00\x04\x00\x12\x00\x00\x00\x38\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x10\x3a\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14\x00\x00\x00\x0f\x00\x00\x00"..., 192 <unfinished ...>
[pid  6124] rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0
[pid  6126] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" <unfinished ...>
[pid  6125] <... symlinkat resumed>)    = 0
[pid  6124] rt_sigaction(SIGSEGV, {sa_handler=0x7f37dab93b20, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f37dac7f210} <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6034] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6023] <... write resumed>)        = 192
[pid  6021] epoll_pwait(4 <unfinished ...>
[pid  6126] <... symlinkat resumed>)    = 0
[pid  6125] symlinkat("/syzcgroup/net/syz1", AT_FDCWD, "./cgroup.net" <unfinished ...>
[pid  6124] <... rt_sigaction resumed>, NULL, 8) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6023] read(6 <unfinished ...>
[pid  6021] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6126] close(249 <unfinished ...>
[pid  6125] <... symlinkat resumed>)    = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6034] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6023] <... read resumed>, 0x134449c00000, 33678436) = -1 EAGAIN (Resource temporarily unavailable)
[pid  6124] rt_sigaction(SIGBUS, {sa_handler=0x7f37dab93b20, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f37dac7f210} <unfinished ...>
[pid  6126] <... close resumed>)        = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6034] epoll_pwait(4 <unfinished ...>
[pid  6023] epoll_pwait(4 <unfinished ...>
[pid  6125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  6126] close(248 <unfinished ...>
[pid  6124] <... rt_sigaction resumed>, NULL, 8) = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6034] <... epoll_pwait resumed>, [], 128, 0, NULL, 0) = 0
[pid  6126] <... close resumed>)        = 0
[pid  6124] getpid( <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6034] futex(0x134445feb960, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6126] prctl(PR_SET_NAME, "syz.0.5" <unfinished ...>
[pid  6125] <... openat resumed>)       = 3
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] <... getpid resumed>)       = 6124
[pid  6126] <... prctl resumed>)        = 0
[pid  6124] mmap(0x1b32820000, 4194304, PROT_READ, MAP_SHARED|MAP_FIXED_NOREPLACE, 3, 0 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6021] futex(0x33e5300, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=484212002} <unfinished ...>
[pid  6126] mmap(0x1b33064000, 6029312, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED_NOREPLACE, 4, 0x40000 <unfinished ...>
[pid  6125] write(3, "1000", 4 <unfinished ...>
[pid  6124] <... mmap resumed>)         = 0x1b32820000
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] <... mmap resumed>)         = 0x1b33064000
[pid  6125] <... write resumed>)        = 4
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] close(4 <unfinished ...>
[pid  6125] close(3 <unfinished ...>
[pid  6124] getpid( <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] <... close resumed>)        = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] futex(0x7f5d048e5fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] <... futex resumed>)        = 0
[pid  6125] <... close resumed>)        = 0
[pid  6124] <... getpid resumed>)       = 6124
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] rt_sigaction(SIGRT_1, {sa_handler=0x7f5d0467d410, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5d045ff210} <unfinished ...>
[pid  6125] symlinkat("/dev/binderfs", AT_FDCWD, "./binderfs" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] <... rt_sigaction resumed>, NULL, 8) = 0
[pid  6125] <... symlinkat resumed>)    = 0
[pid  6124] mmap(0x1b33824000, 262144, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED_NOREPLACE, 4, 0 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] <unfinished ...>
[pid  6125] close(249 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6125] <... close resumed>)        = 0
[pid  6126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  6125] close(248 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] <... mmap resumed>)         = 0x7f5d03097000
[pid  6125] <... close resumed>)        = 0
[pid  6126] mprotect(0x7f5d03098000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  6125] prctl(PR_SET_NAME, "syz.1.6" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] <... mprotect resumed>)     = 0
[pid  6126] rt_sigprocmask(SIG_BLOCK, ~[] <unfinished ...>
[pid  6125] <... prctl resumed>)        = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] <... rt_sigprocmask resumed>, [], 8) = 0
[pid  6125] close(4 <unfinished ...>
[pid  6126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5d030b7990, parent_tid=0x7f5d030b7990, exit_signal=0, stack=0x7f5d03097000, stack_size=0x201c0, tls=0x7f5d030b76c0} <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULLci-upstream-rust-kasan-gce-test-job-parallel/strace-static-x86_64: Process 6127 attached
 <unfinished ...>
[pid  6125] <... close resumed>)        = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6127] set_robust_list(0x7f5d030b79a0, 24 <unfinished ...>
[pid  6126] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3
[pid  6125] futex(0x7f574b965fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6125] <... futex resumed>)        = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6127] <... set_robust_list resumed>) = 0
[pid  6126] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6125] rt_sigaction(SIGRT_1, {sa_handler=0x7f574b6fd410, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f574b67f210} <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6127] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6126] futex(0x7f5d048e5fa8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6125] <... rt_sigaction resumed>, NULL, 8) = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6127] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6126] <... futex resumed>)        = 0
[pid  6125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1] <unfinished ...>
[pid  6124] <... mmap resumed>)         = 0x1b33824000
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6127] ioctl(216, KCOV_ENABLE, 0 <unfinished ...>
[pid  6126] futex(0x7f5d048e5fac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  6124] close(3 <unfinished ...>
[pid  6127] <... ioctl resumed>)        = 0
[pid  6124] <... close resumed>)        = 0
[pid  6127] mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6125] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6124] fcntl(5, F_GETFD <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  6124] <... fcntl resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6127] <... mmap resumed>)         = 0x1ffffffff000
[pid  6125] <... mmap resumed>)         = 0x7f574b51f000
[pid  6124] fcntl(6, F_GETFD <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6125] mprotect(0x7f574b520000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6127] futex(0x7f5d048e5fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6124] <... fcntl resumed>)        = -1 EBADF (Bad file descriptor)
[pid  6127] <... futex resumed>)        = 1
[pid  6126] <... futex resumed>)        = 0
[pid  6124] dup2(0, 249 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6127] futex(0x7f5d048e5fa8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6124] <... dup2 resumed>)         = 249
[pid  6125] <... mprotect resumed>)     = 0
[pid  6124] dup2(1, 248 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... dup2 resumed>)         = 248
[pid  6124] dup2(2, 1 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6125] rt_sigprocmask(SIG_BLOCK, ~[] <unfinished ...>
[pid  6124] <... dup2 resumed>)         = 1
[pid  6124] dup2(2, 0 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... dup2 resumed>)         = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6125] <... rt_sigprocmask resumed>, [], 8) = 0
[pid  6124] read(249 <unfinished ...>
[pid  6125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f574b53f990, parent_tid=0x7f574b53f990, exit_signal=0, stack=0x7f574b51f000, stack_size=0x201c0, tls=0x7f574b53f6c0} <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULLci-upstream-rust-kasan-gce-test-job-parallel/strace-static-x86_64: Process 6128 attached
 <unfinished ...>
[pid  6124] <... read resumed>, "\xce\xfa\xad\xeb\xfe\x0f\xdc\xba\x01\x01\x00\x00\x00\x00\x00\x00\x12\x39\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x32\x00\x00\x00\x00\x00\x00\x00\x88\x13\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 64) = 64
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] set_robust_list(0x7f574b53f9a0, 24 <unfinished ...>
[pid  6126] futex(0x7f5d048e5fa8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6125] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3
[pid  6124] openat(AT_FDCWD, "/sys/kernel/debug/kcov", O_RDWR <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] <... set_robust_list resumed>) = 0
[pid  6127] <... futex resumed>)        = 0
[pid  6126] <... futex resumed>)        = 1
[pid  6125] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6128] rt_sigprocmask(SIG_SETMASK, [] <unfinished ...>
[pid  6127] mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6126] futex(0x7f5d048e5fac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  6125] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6124] <... openat resumed>)       = 3
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] <... rt_sigprocmask resumed>, NULL, 8) = 0
[pid  6127] <... mmap resumed>)         = 0x200000000000
[pid  6125] futex(0x7f574b965fa8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6127] futex(0x7f5d048e5fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6126] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  6125] <... futex resumed>)        = 0
[pid  6128] mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6127] <... futex resumed>)        = 0
[pid  6124] dup2(3, 216 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] <... mmap resumed>)         = 0x1ffffffff000
[pid  6125] futex(0x7f574b965fac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  6124] <... dup2 resumed>)         = 216
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] close(3 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] futex(0x7f574b965fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6124] <... close resumed>)        = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] <... futex resumed>)        = 0
[pid  6124] ioctl(216, KCOV_INIT_TRACE, 0x80000 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6125] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  6125] futex(0x7f574b965fa8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  6125] futex(0x7f574b965fac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  6127] futex(0x7f5d048e5fa8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6128] mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6126] futex(0x7f5d048e5fa8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] <... mmap resumed>)         = 0x200000000000
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] futex(0x7f574b965fac, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] futex(0x7f574b965fa8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6127] <... futex resumed>)        = 0
[pid  6126] <... futex resumed>)        = 1
[pid  6125] <... futex resumed>)        = 0
[pid  6127] mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6125] futex(0x7f574b965fa8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] <... futex resumed>)        = 0
[pid  6127] <... mmap resumed>)         = 0x200001000000
[pid  6126] futex(0x7f5d048e5fac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  6125] <... futex resumed>)        = 1
[pid  6124] <... ioctl resumed>)        = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6127] futex(0x7f5d048e5fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6125] futex(0x7f574b965fac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  6128] <... mmap resumed>)         = 0x200001000000
[pid  6127] <... futex resumed>)        = 1
[pid  6126] <... futex resumed>)        = 0
[pid  6124] mmap(NULL, 4202496, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] futex(0x7f574b965fac, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  6127] futex(0x7f5d048e5fa8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6128] <... futex resumed>)        = 1
[pid  6126] close_range(3, 30, 0 <unfinished ...>
[pid  6125] <... futex resumed>)        = 0
[pid  6124] <... mmap resumed>)         = 0x7f37da73e000
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] futex(0x7f574b965fa8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  6125] close_range(3, 30, 0 <unfinished ...>
[pid  6124] mmap(0x7f37da73f000, 4194304, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED, 216, 0 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6126] <... close_range resumed>)  = 0
[pid  6125] <... close_range resumed>)  = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] exit_group(0 <unfinished ...>
[pid  6125] exit_group(0 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6128] <... futex resumed>)        = ?
[pid  6127] <... futex resumed>)        = ?
[pid  6126] <... exit_group resumed>)   = ?
[pid  6125] <... exit_group resumed>)   = ?
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6128] +++ exited with 0 +++
[pid  6127] +++ exited with 0 +++
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] <... mmap resumed>)         = 0x7f37da73f000
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6125] +++ exited with 0 +++
[pid  6124] openat(AT_FDCWD, "/sys/kernel/debug/kcov", O_RDWR <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] rt_sigreturn({mask=[]} <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... rt_sigreturn resumed>) = -1 EINTR (Interrupted system call)
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... openat resumed>)       = 3
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] dup2(3, 217 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... dup2 resumed>)         = 217
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] close(3 <unfinished ...>
[pid  6120] write(248, "\x00\x00\x00\x00", 4 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... close resumed>)        = 0
[pid  6120] <... write resumed>)        = 4
[pid  6124] ioctl(217, KCOV_INIT_TRACE, 0x80000 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... openat resumed>)       = 3
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6126] +++ exited with 0 +++
[pid  6120] fstat(3 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] getdents64(3 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... getdents64 resumed>, 0x55557928e8e0 /* 6 entries */, 32768) = 176
[pid  6117] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} ---
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6117] rt_sigreturn({mask=[]} <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] <... ioctl resumed>)        = 0
[pid  6124] mmap(NULL, 4202496, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6120] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6117] <... rt_sigreturn resumed>) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... mmap resumed>)         = 0x7f37da33c000
[pid  6120] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] mmap(0x7f37da33d000, 4194304, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED, 217, 0 <unfinished ...>
[pid  6120] newfstatat(AT_FDCWD, "./0/binderfs" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6117] write(248, "\x00\x00\x00\x00", 4 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6117] <... write resumed>)        = 4
[pid  6120] unlink("./0/binderfs" <unfinished ...>
[pid  6117] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... unlink resumed>)       = 0
[pid  6117] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6117] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] newfstatat(AT_FDCWD, "./0/cgroup.net" <unfinished ...>
[pid  6117] <... openat resumed>)       = 3
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6117] fstat(3 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] unlink("./0/cgroup.net" <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6117] <... fstat resumed>, {st_mode=S_IFDIR|0700, st_size=120, ...}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6117] getdents64(3 <unfinished ...>
[pid  6120] <... unlink resumed>)       = 0
[pid  6117] <... getdents64 resumed>, 0x55555f5b98e0 /* 6 entries */, 32768) = 176
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6117] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6117] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] newfstatat(AT_FDCWD, "./0/cgroup.cpu" <unfinished ...>
[pid  6117] newfstatat(AT_FDCWD, "./0/binderfs" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] <... mmap resumed>)         = 0x7f37da33d000
[pid  6120] unlink("./0/cgroup.cpu" <unfinished ...>
[pid  6117] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6117] unlink("./0/binderfs" <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] openat(AT_FDCWD, "/sys/kernel/debug/kcov", O_RDWR <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] <... unlink resumed>)       = 0
[pid  6117] <... unlink resumed>)       = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6117] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6117] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6120] newfstatat(AT_FDCWD, "./0/cgroup" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... openat resumed>)       = 3
[pid  6124] dup2(3, 218 <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] <... dup2 resumed>)         = 218
[pid  6124] close(3 <unfinished ...>
[pid  6117] newfstatat(AT_FDCWD, "./0/cgroup.net" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... close resumed>)        = 0
[pid  6120] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] ioctl(218, KCOV_INIT_TRACE, 0x80000 <unfinished ...>
[pid  6120] unlink("./0/cgroup" <unfinished ...>
[pid  6117] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6117] unlink("./0/cgroup.net" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=256, rlim_max=256}) = 0
[pid  6117] <... unlink resumed>)       = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6117] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... unlink resumed>)       = 0
[pid  6117] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... ioctl resumed>)        = 0
[pid  6117] newfstatat(AT_FDCWD, "./0/cgroup.cpu" <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] getdents64(3 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] <... getdents64 resumed>, 0x55557928e8e0 /* 0 entries */, 32768) = 0
[pid  6117] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] close(3 <unfinished ...>
[pid  6124] mmap(NULL, 4202496, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] <... mmap resumed>)         = 0x7f37d9f3a000
[pid  6120] <... close resumed>)        = 0
[pid  6117] unlink("./0/cgroup.cpu" <unfinished ...>
[pid  6124] mmap(0x7f37d9f3b000, 4194304, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_FIXED, 218, 0 <unfinished ...>
[pid  6120] unlinkat(AT_FDCWD, "./0", AT_REMOVEDIR <unfinished ...>
[pid  6117] <... unlink resumed>)       = 0
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6120] <... unlinkat resumed>)     = 0
[pid  6117] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6120] mkdirat(AT_FDCWD, "./1", 0777 <unfinished ...>
[pid  6117] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6117] newfstatat(AT_FDCWD, "./0/cgroup" <unfinished ...>
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6117] <... newfstatat resumed>, {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  6117] unlink("./0/cgroup" <unfinished ...>
[pid  6085] <... prlimit64 resumed>, {rlim_cur=256, rlim_max=256}) = 0
[pid  6124] <... mmap resumed>)         = 0x7f37d9f3b000
[pid  6117] <... unlink resumed>)       = 0
[pid  6085] prlimit64(0, RLIMIT_NOFILE, NULL <unfinished ...>
[pid  6124] openat(AT_FDCWD, "/sys/k

Tested on:

commit:         62cc9024 Merge tag 'mm-hotfixes-stable-2026-07-27-14-1..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=121aa9b9580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=abdd1c3924a3d690
dashboard link: https://syzkaller.appspot.com/bug?extid=b5d7ab56d43de3fd5aac
compiler:       Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8

Note: no patches were applied.