WARNING in cm109_urb_irq_callback/usb_submit_urb

WARNING in cm109_urb_irq_callback/usb_submit_urb

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit:    5814bc2d Merge tag 'perf-tools-2020-12-24' of git://git.ke..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=12f074db500000
kernel config:  https://syzkaller.appspot.com/x/.config?x=bf519e1e96191576
dashboard link: https://syzkaller.appspot.com/bug?extid=2d6d691af5ab4b7e66df
compiler:       gcc (GCC) 10.1.0-syz 20200507

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+2d6d691af5ab4b7e66df@syzkaller.appspotmail.com

cm109 2-1:0.0: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB 0000000096f203b6 submitted while active
WARNING: CPU: 0 PID: 18262 at drivers/usb/core/urb.c:378 usb_submit_urb+0x128e/0x1560 drivers/usb/core/urb.c:378
Modules linked in:
CPU: 0 PID: 18262 Comm: syz-executor.5 Not tainted 5.10.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:usb_submit_urb+0x128e/0x1560 drivers/usb/core/urb.c:378
Code: 89 de e8 55 99 31 fc 84 db 0f 85 74 f4 ff ff e8 68 91 31 fc 4c 89 fe 48 c7 c7 a0 c6 02 8a c6 05 4b 89 28 08 01 e8 f6 1c 89 03 <0f> 0b e9 52 f4 ff ff c7 44 24 14 01 00 00 00 e9 09 f5 ff ff 41 be
RSP: 0018:ffffc900000079e8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000040000 RSI: ffffffff815b94d5 RDI: fffff52000000f2f
RBP: ffff88802517c4c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff815b792b R11: 0000000000000000 R12: 0000000000000012
R13: ffff88801e060058 R14: 00000000fffffff0 R15: ffff88801f2b6500
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f62d000 CR3: 000000002aba6000 CR4: 00000000001526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 cm109_urb_irq_callback+0x44f/0xaa0 drivers/input/misc/cm109.c:422
 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1657
 usb_hcd_giveback_urb+0x38c/0x430 drivers/usb/core/hcd.c:1728
 dummy_timer+0x11f4/0x32a0 drivers/usb/gadget/udc/dummy_hcd.c:1971
 call_timer_fn+0x1a5/0x710 kernel/time/timer.c:1417
 expire_timers kernel/time/timer.c:1462 [inline]
 __run_timers.part.0+0x692/0xa80 kernel/time/timer.c:1731
 __run_timers kernel/time/timer.c:1712 [inline]
 run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1744
 __do_softirq+0x2bc/0xa77 kernel/softirq.c:343
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:226 [inline]
 __irq_exit_rcu+0x17f/0x200 kernel/softirq.c:420
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1096
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628
RIP: 0010:check_kcov_mode+0x2c/0x40 kernel/kcov.c:174
Code: 05 09 a8 8e 7e 89 c2 81 e2 00 01 00 00 a9 00 01 ff 00 74 10 31 c0 85 d2 74 15 8b 96 cc 14 00 00 85 d2 74 0b 8b 86 a8 14 00 00 <39> f8 0f 94 c0 c3 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 31 c0
RSP: 0018:ffffc90014ebf628 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00000000000001fe RCX: 00000000000000aa
RDX: 0000000000000000 RSI: ffff888066450280 RDI: 0000000000000003
RBP: ffffea00004ca500 R08: 00000000000001fe R09: 00000000004ca500
R10: ffffffff819a63e0 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88802d906560 R14: 00000000000000aa R15: dffffc0000000000
 write_comp_data kernel/kcov.c:218 [inline]
 __sanitizer_cov_trace_cmp4+0x1c/0x70 kernel/kcov.c:258
 release_pages+0x6f0/0x1d60 mm/swap.c:864
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:242 [inline]
 tlb_flush_mmu+0xe9/0x6b0 mm/mmu_gather.c:249
 zap_pte_range mm/memory.c:1330 [inline]
 zap_pmd_range mm/memory.c:1368 [inline]
 zap_pud_range mm/memory.c:1397 [inline]
 zap_p4d_range mm/memory.c:1418 [inline]
 unmap_page_range+0x1a75/0x2640 mm/memory.c:1439
 unmap_single_vma+0x198/0x300 mm/memory.c:1484
 unmap_vmas+0x168/0x2e0 mm/memory.c:1516
 exit_mmap+0x2b1/0x5a0 mm/mmap.c:3220
 __mmput+0x122/0x470 kernel/fork.c:1083
 mmput+0x53/0x60 kernel/fork.c:1104
 exit_mm kernel/exit.c:500 [inline]
 do_exit+0xa97/0x2a00 kernel/exit.c:810
 do_group_exit+0x125/0x310 kernel/exit.c:920
 get_signal+0x3e9/0x2160 kernel/signal.c:2770
 arch_do_signal_or_restart+0x2a8/0x1eb0 arch/x86/kernel/signal.c:811
 handle_signal_work kernel/entry/common.c:147 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
 exit_to_user_mode_prepare+0x124/0x200 kernel/entry/common.c:201
 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline]
 syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:302
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45e229
Code: Unable to access opcode bytes at RIP 0x45e1ff.
RSP: 002b:00007f2f8ae53cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000001 RBX: 000000000119c030 RCX: 000000000045e229
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 000000000119c034
RBP: 000000000119c028 R08: 000000000000000e R09: 0000000000000000
R10: 0000000000000040 R11: 0000000000000246 R12: 000000000119c034
R13: 00007fffb9d4ee7f R14: 00007f2f8ae549c0 R15: 000000000119c034


---
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Re: [syzbot] WARNING in cm109_urb_irq_callback/usb_submit_urb

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit:    2d743660 Merge branch 'fixes' of git://git.kernel.org/pub/..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=1548f46ad00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=f91155ccddaf919c
dashboard link: https://syzkaller.appspot.com/bug?extid=2d6d691af5ab4b7e66df
compiler:       Debian clang version 11.0.1-2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11d6cc96d00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=142de07ed00000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+2d6d691af5ab4b7e66df@syzkaller.appspotmail.com

cm109 3-1:0.0: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB 000000003185a218 submitted while active
WARNING: CPU: 0 PID: 8764 at drivers/usb/core/urb.c:378 usb_submit_urb+0xf7f/0x1550 drivers/usb/core/urb.c:378
Modules linked in:
CPU: 0 PID: 8764 Comm: systemd-udevd Not tainted 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:usb_submit_urb+0xf7f/0x1550 drivers/usb/core/urb.c:378
Code: 5c 41 5d 41 5e 41 5f 5d e9 4e 5b ff ff e8 39 a0 fc fb c6 05 b4 45 25 08 01 48 c7 c7 e0 6e 5f 8a 4c 89 e6 31 c0 e8 81 84 cb fb <0f> 0b e9 f8 f0 ff ff e8 15 a0 fc fb eb 05 e8 0e a0 fc fb bb a6 ff
RSP: 0018:ffffc900000079a8 EFLAGS: 00010046
RAX: 300ec5186f788100 RBX: ffff888020ad2508 RCX: ffff88803054d4c0
RDX: 0000000000000101 RSI: 0000000000000101 RDI: 0000000000000000
RBP: 0000000000000a20 R08: ffffffff8160b632 R09: ffffed1017383f1c
R10: ffffed1017383f1c R11: 0000000000000000 R12: ffff888020ad2500
R13: dffffc0000000000 R14: dffffc0000000000 R15: 0000000000000082
FS:  00007f65b13318c0(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffda12b4ff8 CR3: 0000000020ed4000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 cm109_urb_irq_callback+0x693/0xbf0 drivers/input/misc/cm109.c:422
 __usb_hcd_giveback_urb+0x375/0x520 drivers/usb/core/hcd.c:1656
 dummy_timer+0xa22/0x2e70 drivers/usb/gadget/udc/dummy_hcd.c:1971
 call_timer_fn+0x91/0x160 kernel/time/timer.c:1431
 expire_timers kernel/time/timer.c:1476 [inline]
 __run_timers+0x6c0/0x8a0 kernel/time/timer.c:1745
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1758
 __do_softirq+0x318/0x714 kernel/softirq.c:345
 invoke_softirq kernel/softirq.c:221 [inline]
 __irq_exit_rcu+0x1d8/0x200 kernel/softirq.c:422
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:434
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1100
 </IRQ>
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632
RIP: 0010:tomoyo_check_acl+0xb1/0x430 security/tomoyo/domain.c:173
Code: 85 05 03 00 00 48 8b 1c 24 4c 8b 23 49 39 dc 0f 84 14 02 00 00 0f 1f 40 00 49 8d 6c 24 18 48 89 e8 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 1d 01 00 00 0f b6 6d 00 31 ff 89 ee e8 4a df d8 fd 85
RSP: 0018:ffffc9000276fbb8 EFLAGS: 00000a02
RAX: 0000000000000000 RBX: ffff888011bcec90 RCX: ffff88803054d4c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffff888013c51118 R08: ffffffff83a03cb6 R09: ffffffff83a09b20
R10: 0000000000000003 R11: ffff88803054d4c0 R12: ffff888013c51100
R13: dffffc0000000000 R14: ffff888011bcec80 R15: 0000000000000000
 tomoyo_path_permission+0x1af/0x370 security/tomoyo/file.c:586
 tomoyo_path_perm+0x32f/0x570 security/tomoyo/file.c:838
 security_inode_getattr+0xc0/0x140 security/security.c:1288
 vfs_getattr fs/stat.c:131 [inline]
 vfs_statx+0xe8/0x320 fs/stat.c:199
 vfs_fstatat fs/stat.c:217 [inline]
 vfs_lstat include/linux/fs.h:3240 [inline]
 __do_sys_newlstat fs/stat.c:372 [inline]
 __se_sys_newlstat fs/stat.c:366 [inline]
 __x64_sys_newlstat+0x81/0xd0 fs/stat.c:366
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f65b01a3335
Code: 69 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 31 db 2b 00 f7 d8 64 89
RSP: 002b:00007ffda12b2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000006
RAX: ffffffffffffffda RBX: 000055b4a2eaa170 RCX: 00007f65b01a3335
RDX: 00007ffda12b2cb0 RSI: 00007ffda12b2cb0 RDI: 000055b4a2ea9170
RBP: 00007ffda12b2d70 R08: 00007f65b0462218 R09: 0000000000001010
R10: 00000000000001a0 R11: 0000000000000246 R12: 000055b4a2ea9170
R13: 000055b4a2ea9191 R14: 000055b4a2eb1fd6 R15: 000055b4a2eb1fe1