f39300149ccc starts bisection 2025-01-15 09:45:44.166963382 +0800 CST m=+36.610463126 bisecting cause commit starting from 2144da25584eb10b84252230319b5783f6a83041 building syzkaller on HEAD ensuring issue is reproducible on original commit 2144da25584eb10b84252230319b5783f6a83041 testing commit 2144da25584eb10b84252230319b5783f6a83041 gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: e522ba50ffe3b2f7f0a6186b8e8b3f5341e071dc5e0667cc191b272bf17fe7d7 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 2144da25584eb10b84252230319b5783f6a83041 gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 50b7c9462ad38eec7540f0a3a5b68c1541dd6e36adf24269c0a9b25382bcf63d all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] the bug reproduces without the instrumentation disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed kconfig minimization: base=4514 full=4514 leaves diff=0 split chunks (needed=false): <0> split chunk #0 of len 0 into 3 parts disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed picked [v6.12 v6.11 v6.10 v6.8 v6.6 v6.4 v6.2 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 35 release tags testing release v6.12 testing commit adc218676eef25575469234709c2d87185ca223a gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 2968a3b2d4354fdf4f48c1842ca5405701cc287e1dcb2f30253fc9ccf6d4aaf2 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.11 testing commit 98f7e32f20d28ec452afb208f9cffc08448a2652 gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 9403f74fd288a525ad47092f4ea83984c29b5cbcab41787b0eb3e7518a086e91 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.10 testing commit 0c3836482481200ead7b416ca80c68a29cfdaabd gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 057dcb42605a6085bc64ec4436cab9e871c4b507ee46d2fa8a9fe357c513180e all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.8 testing commit e8f897f4afef0031fe618a8e94127a0934896aba gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 0f152f07e3535bcf07547b1cd4a47193eb23d30ae83b00ed9b1848790e034153 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.6 testing commit ffc253263a1375a65fa6c9f62a893e9767fbebfa gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: d17d39acb136bc81828b8a75596c25f2a806f0fa5dbc524d4a27818d58ef261b all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.4 testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: f515ab452d7355e68a4954ecfff7a9ce28dbf2805ccf19e1fa7c2fcaa5ce31b1 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.2 testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: d1adc65ac04b1cdb2ca0c167807dfab46ef257b6717559d057e3b8cb3c708103 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 1bc9e111439229e0fd7a6acd50bbbe57a00e9cb2fc2fe5db9838144abf1bbc04 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: gcc (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 194bd85514b05e8d0086a2628ac9d532b341e399d06a14597625f2e5f2ef0ada all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v5.14 testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc failed building 7d2a07b769330c34b4deabeed939325c77a7ec2f: failed to run ["make" "-j" "64" "ARCH=x86_64" "distclean"]: exit status 2 testing release v5.11 testing commit f40ddce88593482919761f74910f42f4b84c004b gcc compiler: gcc-10.1.0 (Ubuntu 10.5.0-1ubuntu1~20.04) 10.5.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 94e025f243a965139a9d3c6211af80b9975fbbc9a82c4463a0679492eab1191c all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v5.8 testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 523b47a053cc63c95140cded04e2a690143108f9d1a9917908e3953e826489ae all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 gcc compiler: gcc version 8.4.0 (Ubuntu 8.4.0-3ubuntu2) kernel signature: 222d8bb89888b31915a66f5b7a0919b90d425d3ea3e547dbdf9fe19e59f1d371 all runs: OK false negative chance: 0.000 # git bisect start bcf876870b95592b52519ed4aafcf9d95999bc9c d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 Bisecting: 23153 revisions left to test after this (roughly 15 steps) [d8836005236425cf3cfcc8967abd1d5c21f607f8] Merge branch 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup testing commit d8836005236425cf3cfcc8967abd1d5c21f607f8 gcc compiler: gcc version 8.4.0 (Ubuntu 8.4.0-3ubuntu2) kernel signature: a9797e49dc3895918d0001d0efb19ac3a737c2613f1f19c6b5bcca6dfc289597 all runs: OK false negative chance: 0.000 # git bisect good d8836005236425cf3cfcc8967abd1d5c21f607f8 Bisecting: 10423 revisions left to test after this (roughly 14 steps) [cb8e59cc87201af93dfbb6c3dccc8fcad72a09c2] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next testing commit cb8e59cc87201af93dfbb6c3dccc8fcad72a09c2 gcc compiler: gcc version 8.4.0 (Ubuntu 8.4.0-3ubuntu2), GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 4fc9ad51a3b799031f17b8ee9a2cbb0768c3605ba27df3f1e2ea561781e91175 all runs: OK false negative chance: 0.000 # git bisect good cb8e59cc87201af93dfbb6c3dccc8fcad72a09c2 Bisecting: 5100 revisions left to test after this (roughly 12 steps) [9aa900c8094dba7a60dc805ecec1e9f720744ba1] Merge tag 'char-misc-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc testing commit 9aa900c8094dba7a60dc805ecec1e9f720744ba1 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 7ed2884e6052734e194640cbfbeebfec9c9a36b1c21f3e94b13a4f9fd03b90fc all runs: OK false negative chance: 0.000 # git bisect good 9aa900c8094dba7a60dc805ecec1e9f720744ba1 Bisecting: 2516 revisions left to test after this (roughly 11 steps) [96144c58abe7ff767e754b5b80995f7b8846d49b] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 96144c58abe7ff767e754b5b80995f7b8846d49b gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 53b01e50577aaf2747e39467fc29f5dcde167d2c291d7309923db31aa69e741d all runs: OK false negative chance: 0.000 # git bisect good 96144c58abe7ff767e754b5b80995f7b8846d49b Bisecting: 1258 revisions left to test after this (roughly 10 steps) [b448d30b0c303d5454ea572b772d1ffae96bc6e7] drm/amd/display: OLED panel backlight adjust not work with external display connected testing commit b448d30b0c303d5454ea572b772d1ffae96bc6e7 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 6b2d56dbc273e9e139265aef6f1dd140a67dbfc5621c3f76dcad12ff2f5481f3 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad b448d30b0c303d5454ea572b772d1ffae96bc6e7 Bisecting: 601 revisions left to test after this (roughly 9 steps) [4a21185cda0fbb860580eeeb4f1a70a9cda332a4] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit 4a21185cda0fbb860580eeeb4f1a70a9cda332a4 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 658a16d8e0eff8eb73b4676efaa23c1255c41de7e67cf6a4b451c6dff873d534 all runs: OK false negative chance: 0.000 # git bisect good 4a21185cda0fbb860580eeeb4f1a70a9cda332a4 Bisecting: 288 revisions left to test after this (roughly 8 steps) [e44b59cd758acdd413512d4597a1fabdadfe3abf] Merge tag 'arm-fixes-5.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc testing commit e44b59cd758acdd413512d4597a1fabdadfe3abf gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: caf0268070e6d46a74664b11524a3d2f75ce33aedfcd9f7d5ae90132ba1f64aa all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad e44b59cd758acdd413512d4597a1fabdadfe3abf Bisecting: 154 revisions left to test after this (roughly 7 steps) [f05baa066d0f6a38f0624c28008fb2f53cd00e17] Merge tag 'dma-mapping-5.8-4' of git://git.infradead.org/users/hch/dma-mapping testing commit f05baa066d0f6a38f0624c28008fb2f53cd00e17 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 9ef6db557832605222c1d299c24a44f70510d3fd0900050b4ca03602dbf8ffd7 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad f05baa066d0f6a38f0624c28008fb2f53cd00e17 Bisecting: 77 revisions left to test after this (roughly 6 steps) [1590a2e1c681b0991bd42c992cabfd380e0338f2] Merge tag 'acpi-5.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm testing commit 1590a2e1c681b0991bd42c992cabfd380e0338f2 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: d84791bd2ae5070f2e97cebfca7d89cd06dbe371b7b224cb9640ee09266eaf6d all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad 1590a2e1c681b0991bd42c992cabfd380e0338f2 Bisecting: 47 revisions left to test after this (roughly 5 steps) [7c902e273019ce60c1cb4d195e3cfd803969fd04] Merge branch 'akpm' (patches from Andrew) testing commit 7c902e273019ce60c1cb4d195e3cfd803969fd04 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 756a9ac6152d0209c3f0c3f45ea54c2327f9fad35c68e370fe9d85728cd0179b all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad 7c902e273019ce60c1cb4d195e3cfd803969fd04 Bisecting: 15 revisions left to test after this (roughly 4 steps) [8dbdd5049cfa8f8848711ba83c9bbf67e08f5b2d] make asm-generic/cacheflush.h more standalone testing commit 8dbdd5049cfa8f8848711ba83c9bbf67e08f5b2d gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: c5e9128f50e9eb6fb01557fa047e30e9ee14e335cdbd6705afdcc98b3faaac16 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad 8dbdd5049cfa8f8848711ba83c9bbf67e08f5b2d Bisecting: 7 revisions left to test after this (roughly 3 steps) [9277f8334ffc719fe922d776444d6e4e884dbf30] ocfs2: fix value of OCFS2_INVALID_SLOT testing commit 9277f8334ffc719fe922d776444d6e4e884dbf30 gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 34bea55156ef562934d3f29a67989feaaac2c5448e295944b74b501de7bb7b29 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad 9277f8334ffc719fe922d776444d6e4e884dbf30 Bisecting: 3 revisions left to test after this (roughly 2 steps) [fd7af71be54271a9f03b2e6f63e4b3ac1ecd113d] kexec: do not verify the signature without the lockdown or mandatory signature testing commit fd7af71be54271a9f03b2e6f63e4b3ac1ecd113d gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 3d9ae3f6588d2f5ec48c337bcc48515e5ab6b1017ed62b715b9d8f2abcec070d all runs: OK false negative chance: 0.000 # git bisect good fd7af71be54271a9f03b2e6f63e4b3ac1ecd113d Bisecting: 1 revision left to test after this (roughly 1 step) [7569d3c754e452769a5747eeeba488179e38a5da] ocfs2: load global_inode_alloc testing commit 7569d3c754e452769a5747eeeba488179e38a5da gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 969ae1535758a9bef2cd1bf5e7956277ba7352547d9eaa1b4b6148b038fed046 all runs: crashed: kernel BUG in ocfs2_iget representative crash: kernel BUG in ocfs2_iget, types: [BUG] # git bisect bad 7569d3c754e452769a5747eeeba488179e38a5da Bisecting: 0 revisions left to test after this (roughly 0 steps) [4cd9973f9ff69e37dd0ba2bd6e6423f8179c329a] ocfs2: avoid inode removal while nfsd is accessing it testing commit 4cd9973f9ff69e37dd0ba2bd6e6423f8179c329a gcc compiler: gcc-8.1.0 (Ubuntu 8.4.0-3ubuntu2) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34 kernel signature: 296c4b26d9956e3c5785b0ca8ec6e9b7fb5525e9fa3120c3736453db1f5a8efa all runs: OK false negative chance: 0.000 # git bisect good 4cd9973f9ff69e37dd0ba2bd6e6423f8179c329a 7569d3c754e452769a5747eeeba488179e38a5da is the first bad commit commit 7569d3c754e452769a5747eeeba488179e38a5da Author: Junxiao Bi Date: Thu Jun 25 20:29:33 2020 -0700 ocfs2: load global_inode_alloc Set global_inode_alloc as OCFS2_FIRST_ONLINE_SYSTEM_INODE, that will make it load during mount. It can be used to test whether some global/system inodes are valid. One use case is that nfsd will test whether root inode is valid. Link: http://lkml.kernel.org/r/20200616183829.87211-3-junxiao.bi@oracle.com Signed-off-by: Junxiao Bi Reviewed-by: Joseph Qi Cc: Changwei Ge Cc: Gang He Cc: Joel Becker Cc: Jun Piao Cc: Mark Fasheh Cc: Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds fs/ocfs2/ocfs2_fs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) accumulated error probability: 0.00 culprit signature: 969ae1535758a9bef2cd1bf5e7956277ba7352547d9eaa1b4b6148b038fed046 parent signature: 296c4b26d9956e3c5785b0ca8ec6e9b7fb5525e9fa3120c3736453db1f5a8efa revisions tested: 29, total time: 2h56m35.425158862s (build: 1h55m37.523365832s, test: 26m17.755814518s) first bad commit: 7569d3c754e452769a5747eeeba488179e38a5da ocfs2: load global_inode_alloc recipients (to): ["akpm@linux-foundation.org" "joseph.qi@linux.alibaba.com" "junxiao.bi@oracle.com" "torvalds@linux-foundation.org"] recipients (cc): [] crash: kernel BUG in ocfs2_iget (syz-executor150,1380,1):ocfs2_read_locked_inode:538 ERROR: bug expression: !!(fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL)) != !!(args->fi_flags & OCFS2_FI_FLAG_SYSFILE) (syz-executor150,1380,1):ocfs2_read_locked_inode:538 ERROR: Inode 20: system file state is ambiguous ------------[ cut here ]------------ kernel BUG at fs/ocfs2/inode.c:538! invalid opcode: 0000 [#1] SMP NOPTI CPU: 1 PID: 1380 Comm: syz-executor150 Not tainted 5.8.0-rc2-syzkaller #0 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014 RIP: 0010:ocfs2_read_locked_inode+0xbfa/0xc60 fs/ocfs2/inode.c:535 Code: 7c 59 09 00 4d 8b 04 24 48 c7 c1 00 22 2a 83 ba 1a 02 00 00 48 c7 c6 50 80 e7 82 48 8d 7c 24 20 48 89 5c 24 20 e8 56 59 09 00 <0f> 0b e8 0f ea 8f ff 44 89 e6 48 89 df 44 89 f5 e8 b1 82 fe ff 44 RSP: 0018:ffa000000139fb58 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1000000000000000 RCX: ffffffff81200d1c RDX: 0000000000000000 RSI: ffffffff819475fa RDI: 0000000000000001 RBP: 0000000000000000 R08: ff11000510b7da00 R09: ff11000510b7e218 R10: 0000000000000025 R11: 0000000000000001 R12: ffa000000139fbd0 R13: ff11000518de8d40 R14: ff1100051dca3800 R15: ff1100051184c000 FS: 000055555647f880(0000) GS:ff1100052bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4b74e09000 CR3: 000000051bf9c002 CR4: 0000000000761ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Call Trace: ocfs2_iget+0x433/0x4b0 fs/ocfs2/inode.c:161 _ocfs2_get_system_file_inode fs/ocfs2/sysfile.c:144 [inline] ocfs2_get_system_file_inode+0x21d/0x4b9 fs/ocfs2/sysfile.c:114 ocfs2_init_global_system_inodes fs/ocfs2/super.c:462 [inline] ocfs2_initialize_super.isra.129+0xd5b/0x16f0 fs/ocfs2/super.c:2282 ocfs2_fill_super+0x3b0/0x1970 fs/ocfs2/super.c:1007 mount_bdev+0x217/0x260 fs/super.c:1417 legacy_get_tree+0x31/0x90 fs/fs_context.c:592 vfs_get_tree+0x2f/0x110 fs/super.c:1547 do_new_mount fs/namespace.c:2874 [inline] do_mount+0xd41/0x10a0 fs/namespace.c:3199 __do_sys_mount fs/namespace.c:3409 [inline] __se_sys_mount fs/namespace.c:3386 [inline] __x64_sys_mount+0x13a/0x150 fs/namespace.c:3386 do_syscall_64+0x3f/0x70 arch/x86/entry/common.c:359 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f4b7c263a6e Code: Bad RIP value. RSP: 002b:00007ffd65c0bbf8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 000055555647f840 RCX: 00007f4b7c263a6e RDX: 0000000020004480 RSI: 00000000200044c0 RDI: 00007ffd65c0bc10 RBP: 00007ffd65c0bc10 R08: 00007ffd65c0bc50 R09: 000000000000447e R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000 R13: 00007ffd65c0bc50 R14: 0000000000000003 R15: 0000000000000000 Modules linked in: ---[ end trace 98a62c815db1bb2a ]--- RIP: 0010:ocfs2_read_locked_inode+0xbfa/0xc60 fs/ocfs2/inode.c:535 Code: 7c 59 09 00 4d 8b 04 24 48 c7 c1 00 22 2a 83 ba 1a 02 00 00 48 c7 c6 50 80 e7 82 48 8d 7c 24 20 48 89 5c 24 20 e8 56 59 09 00 <0f> 0b e8 0f ea 8f ff 44 89 e6 48 89 df 44 89 f5 e8 b1 82 fe ff 44 RSP: 0018:ffa000000139fb58 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1000000000000000 RCX: ffffffff81200d1c RDX: 0000000000000000 RSI: ffffffff819475fa RDI: 0000000000000001 RBP: 0000000000000000 R08: ff11000510b7da00 R09: ff11000510b7e218 R10: 0000000000000025 R11: 0000000000000001 R12: ffa000000139fbd0 R13: ff11000518de8d40 R14: ff1100051dca3800 R15: ff1100051184c000 FS: 000055555647f880(0000) GS:ff1100052bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4b74e09000 CR3: 000000051bf9c002 CR4: 0000000000761ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554