Re: [syzbot] memory leak in usb_get_configuration

From: syzbot
Date: Thu Mar 10 2022 - 09:54:02 EST

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In reply to: Oliver Neukum: "Re: [syzbot] memory leak in usb_get_configuration"
Next in thread: Alan Stern: "Re: [syzbot] memory leak in usb_get_configuration"
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Hello,

syzbot tried to test the proposed patch but the build/boot failed:

1] usbcore: registered new interface driver ftdi_sio
[ 5.441302][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device
[ 5.442817][ T1] usbcore: registered new interface driver garmin_gps
[ 5.444351][ T1] usbserial: USB Serial support registered for Garmin GPS usb/tty
[ 5.446230][ T1] usbcore: registered new interface driver ipaq
[ 5.447590][ T1] usbserial: USB Serial support registered for PocketPC PDA
[ 5.448887][ T1] usbcore: registered new interface driver ipw
[ 5.450507][ T1] usbserial: USB Serial support registered for IPWireless converter
[ 5.452018][ T1] usbcore: registered new interface driver ir_usb
[ 5.453200][ T1] usbserial: USB Serial support registered for IR Dongle
[ 5.454435][ T1] usbcore: registered new interface driver iuu_phoenix
[ 5.455836][ T1] usbserial: USB Serial support registered for iuu_phoenix
[ 5.457168][ T1] usbcore: registered new interface driver keyspan
[ 5.458324][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware)
[ 5.460443][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter
[ 5.461726][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter
[ 5.463474][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter
[ 5.464949][ T1] usbcore: registered new interface driver keyspan_pda
[ 5.466125][ T1] usbserial: USB Serial support registered for Keyspan PDA
[ 5.467341][ T1] usbserial: USB Serial support registered for Keyspan PDA - (prerenumeration)
[ 5.468789][ T1] usbcore: registered new interface driver kl5kusb105
[ 5.470271][ T1] usbserial: USB Serial support registered for KL5KUSB105D / PalmConnect
[ 5.471764][ T1] usbcore: registered new interface driver kobil_sct
[ 5.472861][ T1] usbserial: USB Serial support registered for KOBIL USB smart card terminal
[ 5.474462][ T1] usbcore: registered new interface driver mct_u232
[ 5.475760][ T1] usbserial: USB Serial support registered for MCT U232
[ 5.476978][ T1] usbcore: registered new interface driver metro_usb
[ 5.478278][ T1] usbserial: USB Serial support registered for Metrologic USB to Serial
[ 5.479903][ T1] usbcore: registered new interface driver mos7720
[ 5.481270][ T1] usbserial: USB Serial support registered for Moschip 2 port adapter
[ 5.482519][ T1] usbcore: registered new interface driver mos7840
[ 5.483564][ T1] usbserial: USB Serial support registered for Moschip 7840/7820 USB Serial Driver
[ 5.485397][ T1] usbcore: registered new interface driver mxuport
[ 5.486484][ T1] usbserial: USB Serial support registered for MOXA UPort
[ 5.487661][ T1] usbcore: registered new interface driver navman
[ 5.488684][ T1] usbserial: USB Serial support registered for navman
[ 5.489779][ T1] usbcore: registered new interface driver omninet
[ 5.491003][ T1] usbserial: USB Serial support registered for ZyXEL - omni.net usb
[ 5.492731][ T1] usbcore: registered new interface driver opticon
[ 5.494396][ T1] usbserial: USB Serial support registered for opticon
[ 5.495708][ T1] usbcore: registered new interface driver option
[ 5.496818][ T1] usbserial: USB Serial support registered for GSM modem (1-port)
[ 5.498671][ T1] usbcore: registered new interface driver oti6858
[ 5.499976][ T1] usbserial: USB Serial support registered for oti6858
[ 5.501237][ T1] usbcore: registered new interface driver pl2303
[ 5.502576][ T1] usbserial: USB Serial support registered for pl2303
[ 5.503913][ T1] usbcore: registered new interface driver qcaux
[ 5.505349][ T1] usbserial: USB Serial support registered for qcaux
[ 5.506983][ T1] usbcore: registered new interface driver qcserial
[ 5.508283][ T1] usbserial: USB Serial support registered for Qualcomm USB modem
[ 5.510280][ T1] usbcore: registered new interface driver quatech2
[ 5.511377][ T1] usbserial: USB Serial support registered for Quatech 2nd gen USB to Serial Driver
[ 5.513067][ T1] usbcore: registered new interface driver safe_serial
[ 5.514766][ T1] usbserial: USB Serial support registered for safe_serial
[ 5.516333][ T1] usbcore: registered new interface driver sierra
[ 5.517494][ T1] usbserial: USB Serial support registered for Sierra USB modem
[ 5.519626][ T1] usbcore: registered new interface driver usb_serial_simple
[ 5.521363][ T1] usbserial: USB Serial support registered for carelink
[ 5.522901][ T1] usbserial: USB Serial support registered for zio
[ 5.524620][ T1] usbserial: USB Serial support registered for funsoft
[ 5.525949][ T1] usbserial: USB Serial support registered for flashloader
[ 5.527179][ T1] usbserial: USB Serial support registered for google
[ 5.528746][ T1] usbserial: USB Serial support registered for libtransistor
[ 5.530414][ T1] usbserial: USB Serial support registered for vivopay
[ 5.531429][ T1] usbserial: USB Serial support registered for moto_modem
[ 5.533174][ T1] usbserial: USB Serial support registered for motorola_tetra
[ 5.535259][ T1] usbserial: USB Serial support registered for novatel_gps
[ 5.536637][ T1] usbserial: USB Serial support registered for hp4x
[ 5.537967][ T1] usbserial: USB Serial support registered for suunto
[ 5.539315][ T1] usbserial: USB Serial support registered for siemens_mpi
[ 5.540670][ T1] usbcore: registered new interface driver spcp8x5
[ 5.541718][ T1] usbserial: USB Serial support registered for SPCP8x5
[ 5.543047][ T1] usbcore: registered new interface driver ssu100
[ 5.544124][ T1] usbserial: USB Serial support registered for Quatech SSU-100 USB to Serial Driver
[ 5.546410][ T1] usbcore: registered new interface driver symbolserial
[ 5.547622][ T1] usbserial: USB Serial support registered for symbol
[ 5.548926][ T1] usbcore: registered new interface driver ti_usb_3410_5052
[ 5.550176][ T1] usbserial: USB Serial support registered for TI USB 3410 1 port adapter
[ 5.551822][ T1] usbserial: USB Serial support registered for TI USB 5052 2 port adapter
[ 5.553865][ T1] usbcore: registered new interface driver upd78f0730
[ 5.555511][ T1] usbserial: USB Serial support registered for upd78f0730
[ 5.557254][ T1] usbcore: registered new interface driver visor
[ 5.558590][ T1] usbserial: USB Serial support registered for Handspring Visor / Palm OS
[ 5.559852][ T1] usbserial: USB Serial support registered for Sony Clie 5.0
[ 5.561053][ T1] usbserial: USB Serial support registered for Sony Clie 3.5
[ 5.562196][ T1] usbcore: registered new interface driver wishbone_serial
[ 5.563411][ T1] usbserial: USB Serial support registered for wishbone_serial
[ 5.564868][ T1] usbcore: registered new interface driver whiteheat
[ 5.566295][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration)
[ 5.568057][ T1] usbserial: USB Serial support registered for Connect Tech - WhiteHEAT
[ 5.569588][ T1] usbcore: registered new interface driver xr_serial
[ 5.570749][ T1] usbserial: USB Serial support registered for xr_serial
[ 5.572449][ T1] usbcore: registered new interface driver xsens_mt
[ 5.573995][ T1] usbserial: USB Serial support registered for xsens_mt
[ 5.575599][ T1] usbcore: registered new interface driver adutux
[ 5.576912][ T1] usbcore: registered new interface driver appledisplay
[ 5.578299][ T1] usbcore: registered new interface driver cypress_cy7c63
[ 5.579875][ T1] usbcore: registered new interface driver cytherm
[ 5.581096][ T1] usbcore: registered new interface driver emi26 - firmware loader
[ 5.582351][ T1] usbcore: registered new interface driver emi62 - firmware loader
[ 5.583692][ T1] ftdi_elan: driver ftdi-elan
[ 5.584986][ T1] usbcore: registered new interface driver ftdi-elan
[ 5.586395][ T1] usbcore: registered new interface driver idmouse
[ 5.587912][ T1] usbcore: registered new interface driver iowarrior
[ 5.589125][ T1] usbcore: registered new interface driver isight_firmware
[ 5.590448][ T1] usbcore: registered new interface driver usblcd
[ 5.591723][ T1] usbcore: registered new interface driver ldusb
[ 5.592857][ T1] usbcore: registered new interface driver legousbtower
[ 5.594328][ T1] usbcore: registered new interface driver usbtest
[ 5.595531][ T1] usbcore: registered new interface driver usb_ehset_test
[ 5.596704][ T1] usbcore: registered new interface driver trancevibrator
[ 5.597994][ T1] usbcore: registered new interface driver uss720
[ 5.599467][ T1] uss720: USB Parport Cable driver for Cables using the Lucent Technologies USS720 Chip
[ 5.601116][ T1] uss720: NOTE: this is a special purpose driver to allow nonstandard
[ 5.602633][ T1] uss720: protocols (eg. bitbang) over USS720 usb to parallel cables
[ 5.604271][ T1] uss720: If you just want to connect to a printer, use usblp instead
[ 5.605764][ T1] usbcore: registered new interface driver usbsevseg
[ 5.607103][ T1] usbcore: registered new interface driver yurex
[ 5.608598][ T1] usbcore: registered new interface driver chaoskey
[ 5.609880][ T1] usbcore: registered new interface driver sisusb
[ 5.611270][ T1] usbcore: registered new interface driver lvs
[ 5.612432][ T1] usbcore: registered new interface driver cxacru
[ 5.613741][ T1] usbcore: registered new interface driver speedtch
[ 5.615224][ T1] usbcore: registered new interface driver ueagle-atm
[ 5.616318][ T1] xusbatm: malformed module parameters
[ 5.618076][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005
[ 5.619418][ T1] dummy_hcd dummy_hcd.0: Dummy host controller
[ 5.620801][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1
[ 5.622385][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.17
[ 5.623968][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 5.625214][ T1] usb usb1: Product: Dummy host controller
[ 5.626042][ T1] usb usb1: Manufacturer: Linux 5.17.0-rc6-syzkaller-00242-g0014404f9c18-dirty dummy_hcd
[ 5.627434][ T1] usb usb1: SerialNumber: dummy_hcd.0
[ 5.628888][ T1] BUG: kernel NULL pointer dereference, address: 0000000000000004
[ 5.630204][ T1] #PF: supervisor read access in kernel mode
[ 5.631138][ T1] #PF: error_code(0x0000) - not-present page
[ 5.632065][ T1] PGD 0 P4D 0
[ 5.632713][ T1] Oops: 0000 [#1] PREEMPT SMP
[ 5.633380][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.17.0-rc6-syzkaller-00242-g0014404f9c18-dirty #0
[ 5.635094][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 5.636772][ T1] RIP: 0010:usb_choose_configuration.part.0+0x1d0/0x4c0
[ 5.637898][ T1] Code: bf 6b fe 41 39 ed 0f 8e ae 01 00 00 49 83 c4 01 83 c5 01 48 81 c3 a8 02 00 00 48 8d 83 58 fd ff ff 48 89 04 24 e8 e0 ba 6b fe <44> 0f b6 bb 5c fd ff ff 31 ff 44 89 fe e8 9e c0 6b fe 45 84 ff 0f
[ 5.638381][ T1] RSP: 0000:ffffc90000e737d8 EFLAGS: 00010293
[ 5.638381][ T1] RAX: 0000000000000000 RBX: 00000000000002a8 RCX: 0000000000000000
[ 5.638381][ T1] RDX: ffff88810121e040 RSI: ffffffff82ca46e0 RDI: 0000000000000003
[ 5.638381][ T1] RBP: 0000000000000001 R08: 0000000000000004 R09: 0000000000000000
[ 5.638381][ T1] R10: ffffffff82ca4562 R11: 0000000000000000 R12: 0000000000000000
[ 5.638381][ T1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[ 5.638381][ T1] FS: 0000000000000000(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000
[ 5.638381][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5.638381][ T1] CR2: 0000000000000004 CR3: 0000000005a29000 CR4: 00000000003506e0
[ 5.638381][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5.638381][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5.638381][ T1] Call Trace:
[ 5.638381][ T1] <TASK>
[ 5.638381][ T1] ? kernfs_create_link+0xb5/0xf0
[ 5.638381][ T1] usb_generic_driver_probe+0x52/0xc0
[ 5.638381][ T1] usb_probe_device+0x5c/0x140
[ 5.638381][ T1] ? unbind_marked_interfaces.isra.0+0xb0/0xb0
[ 5.638381][ T1] really_probe.part.0+0xe7/0x380
[ 5.638381][ T1] __driver_probe_device+0x10c/0x1e0
[ 5.638381][ T1] driver_probe_device+0x2a/0x120
[ 5.638381][ T1] __device_attach_driver+0xf6/0x140
[ 5.638381][ T1] ? driver_allows_async_probing+0x90/0x90
[ 5.638381][ T1] bus_for_each_drv+0xb7/0x100
[ 5.638381][ T1] __device_attach+0x122/0x260
[ 5.638381][ T1] bus_probe_device+0xc6/0xe0
[ 5.638381][ T1] device_add+0x5fb/0xdf0
[ 5.638381][ T1] ? _raw_spin_unlock_irqrestore+0x24/0x40
[ 5.638381][ T1] ? add_device_randomness+0xa8/0x2c0
[ 5.638381][ T1] usb_new_device.cold+0x10f/0x58e
[ 5.638381][ T1] usb_add_hcd.cold+0x651/0x8ec
[ 5.638381][ T1] dummy_hcd_probe+0xee/0x1d5
[ 5.638381][ T1] ? dummy_hcd_suspend.cold+0x20/0x20
[ 5.638381][ T1] platform_probe+0x81/0x120
[ 5.638381][ T1] ? platform_remove+0x50/0x50
[ 5.638381][ T1] really_probe.part.0+0xe7/0x380
[ 5.638381][ T1] __driver_probe_device+0x10c/0x1e0
[ 5.638381][ T1] driver_probe_device+0x2a/0x120
[ 5.638381][ T1] __device_attach_driver+0xf6/0x140
[ 5.638381][ T1] ? driver_allows_async_probing+0x90/0x90
[ 5.638381][ T1] bus_for_each_drv+0xb7/0x100
[ 5.638381][ T1] __device_attach+0x122/0x260
[ 5.638381][ T1] bus_probe_device+0xc6/0xe0
[ 5.638381][ T1] device_add+0x5fb/0xdf0
[ 5.638381][ T1] ? dev_set_name+0x63/0x90
[ 5.638381][ T1] platform_device_add+0x1d7/0x320
[ 5.638381][ T1] init+0x323/0x5ef
[ 5.638381][ T1] ? usb_udc_init+0x78/0x78
[ 5.638381][ T1] do_one_initcall+0x63/0x2e0
[ 5.638381][ T1] kernel_init_freeable+0x255/0x2cf
[ 5.638381][ T1] ? rest_init+0xd0/0xd0
[ 5.638381][ T1] kernel_init+0x1a/0x1c0
[ 5.638381][ T1] ? rest_init+0xd0/0xd0
[ 5.638381][ T1] ret_from_fork+0x1f/0x30
[ 5.638381][ T1] </TASK>
[ 5.638381][ T1] Modules linked in:
[ 5.638381][ T1] CR2: 0000000000000004
[ 5.638381][ T1] ---[ end trace 0000000000000000 ]---
[ 5.638381][ T1] RIP: 0010:usb_choose_configuration.part.0+0x1d0/0x4c0
[ 5.638381][ T1] Code: bf 6b fe 41 39 ed 0f 8e ae 01 00 00 49 83 c4 01 83 c5 01 48 81 c3 a8 02 00 00 48 8d 83 58 fd ff ff 48 89 04 24 e8 e0 ba 6b fe <44> 0f b6 bb 5c fd ff ff 31 ff 44 89 fe e8 9e c0 6b fe 45 84 ff 0f
[ 5.638381][ T1] RSP: 0000:ffffc90000e737d8 EFLAGS: 00010293
[ 5.638381][ T1] RAX: 0000000000000000 RBX: 00000000000002a8 RCX: 0000000000000000
[ 5.638381][ T1] RDX: ffff88810121e040 RSI: ffffffff82ca46e0 RDI: 0000000000000003
[ 5.638381][ T1] RBP: 0000000000000001 R08: 0000000000000004 R09: 0000000000000000
[ 5.638381][ T1] R10: ffffffff82ca4562 R11: 0000000000000000 R12: 0000000000000000
[ 5.638381][ T1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[ 5.638381][ T1] FS: 0000000000000000(0000) GS:ffff88813bd00000(0000) knlGS:0000000000000000
[ 5.638381][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5.638381][ T1] CR2: 0000000000000004 CR3: 0000000005a29000 CR4: 00000000003506e0
[ 5.638381][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5.638381][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 5.638381][ T1] Kernel panic - not syncing: Fatal exception
[ 5.638381][ T1] Kernel Offset: disabled
[ 5.638381][ T1] Rebooting in 86400 seconds..

Error text is too large and was truncated, full error text is at:
https://syzkaller.appspot.com/x/error.txt?x=125ae129700000

Tested on:

commit: 0014404f Merge branch 'akpm' (patches from Andrew)
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel config: https://syzkaller.appspot.com/x/.config?x=3f0a704147ec8e32
dashboard link: https://syzkaller.appspot.com/bug?extid=f0fae482604e6d9a87c9
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=10e87036700000

Next message: kernel test robot: "arch/arm64/kvm/va_layout.c:292:6: warning: no previous prototype for function 'kvm_compute_final_ctr_el0'"
Previous message: Andrew Lunn: "Re: [PATCH] net: phy: Kconfig: micrel_phy: fix dependency issue"
In reply to: Oliver Neukum: "Re: [syzbot] memory leak in usb_get_configuration"
Next in thread: Alan Stern: "Re: [syzbot] memory leak in usb_get_configuration"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]