Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '[localhost]:35699' (ECDSA) to the list of known hosts. executing program executing program executing program executing program syzkaller login: [ 116.490101][ T3151] hid-generic 0000:0000:0000.0003: ignoring exceeding usage max [ 116.490308][ T18] hid-generic 0000:0000:0000.0005: ignoring exceeding usage max executing program [ 116.490353][ T35] hid-generic 0000:0000:0000.0002: ignoring exceeding usage max executing program [ 116.490379][ T13] hid-generic 0000:0000:0000.0004: ignoring exceeding usage max [ 116.521883][ T18] hid-generic 0000:0000:0000.0005: hidraw1: HID v0.00 Device [syz1] on sz1 executing program executing program [ 116.522144][ T35] hid-generic 0000:0000:0000.0002: hidraw2: HID v0.00 Device [syz1] on sz1 executing program [ 116.524251][ T13] hid-generic 0000:0000:0000.0004: hidraw3: HID v0.00 Device [syz1] on sz1 [ 116.586362][ T3151] hid-generic 0000:0000:0000.0003: hidraw2: HID v0.00 Device [syz1] on sz1 [ 116.617930][ T35] hid-generic 0000:0000:0000.0006: ignoring exceeding usage max executing program [ 116.672111][ T13] hid-generic 0000:0000:0000.0007: ignoring exceeding usage max [ 116.694811][ T3151] hid-generic 0000:0000:0000.0008: ignoring exceeding usage max executing program [ 116.724399][ T18] hid-generic 0000:0000:0000.0009: ignoring exceeding usage max [ 116.752679][ T35] hid-generic 0000:0000:0000.0006: hidraw1: HID v0.00 Device [syz1] on sz1 [ 116.771000][ T13] hid-generic 0000:0000:0000.0007: hidraw2: HID v0.00 Device [syz1] on sz1 executing program executing program executing program [ 116.772574][ T18] hid-generic 0000:0000:0000.0009: hidraw3: HID v0.00 Device [syz1] on sz1 [ 116.802504][ T13] hid-generic 0000:0000:0000.000A: ignoring exceeding usage max executing program executing program [ 116.821224][ T3151] hid-generic 0000:0000:0000.0008: hidraw2: HID v0.00 Device [syz1] on sz1 executing program [ 116.835012][ T18] hid-generic 0000:0000:0000.000B: ignoring exceeding usage max [ 116.842442][ T13] hid-generic 0000:0000:0000.000A: hidraw3: HID v0.00 Device [syz1] on sz1 [ 116.889953][ T18] hid-generic 0000:0000:0000.000B: hidraw1: HID v0.00 Device [syz1] on sz1 [ 116.901744][ T35] hid-generic 0000:0000:0000.000C: ignoring exceeding usage max [ 116.912523][ T13] hid-generic 0000:0000:0000.000D: ignoring exceeding usage max [ 116.938798][ T35] hid-generic 0000:0000:0000.000C: hidraw1: HID v0.00 Device [syz1] on sz1 [ 116.940469][ T3151] hid-generic 0000:0000:0000.000E: ignoring exceeding usage max [ 116.949864][ T13] hid-generic 0000:0000:0000.000D: hidraw2: HID v0.00 Device [syz1] on sz1 [ 116.962845][ T46] hid-generic 0000:0000:0000.000F: ignoring exceeding usage max executing program [ 117.069737][ T3151] hid-generic 0000:0000:0000.000E: hidraw3: HID v0.00 Device [syz1] on sz1 executing program executing program [ 117.086221][ T35] hid-generic 0000:0000:0000.0010: ignoring exceeding usage max executing program [ 117.087654][ T18] hid-generic 0000:0000:0000.0011: ignoring exceeding usage max [ 117.095034][ T35] hid-generic 0000:0000:0000.0010: hidraw1: HID v0.00 Device [syz1] on sz1 executing program [ 117.104099][ T13] hid-generic 0000:0000:0000.0012: ignoring exceeding usage max executing program [ 117.107087][ T13] hid-generic 0000:0000:0000.0012: hidraw1: HID v0.00 Device [syz1] on sz1 [ 117.118583][ T46] hid-generic 0000:0000:0000.000F: hidraw2: HID v0.00 Device [syz1] on sz1 executing program executing program [ 117.131798][ T35] hid-generic 0000:0000:0000.0013: ignoring exceeding usage max [ 117.149061][ T18] hid-generic 0000:0000:0000.0011: hidraw2: HID v0.00 Device [syz1] on sz1 [ 117.168103][ T13] hid-generic 0000:0000:0000.0014: ignoring exceeding usage max executing program [ 117.201467][ T46] hid-generic 0000:0000:0000.0015: ignoring exceeding usage max executing program [ 117.217644][ T35] hid-generic 0000:0000:0000.0013: hidraw1: HID v0.00 Device [syz1] on sz1 [ 117.249185][ T13] hid-generic 0000:0000:0000.0014: hidraw3: HID v0.00 Device [syz1] on sz1 executing program executing program executing program [ 117.251049][ T46] hid-generic 0000:0000:0000.0015: hidraw4: HID v0.00 Device [syz1] on sz1 [ 117.267321][ T18] hid-generic 0000:0000:0000.0016: ignoring exceeding usage max executing program executing program [ 117.298837][ T46] hid-generic 0000:0000:0000.0017: ignoring exceeding usage max executing program [ 117.339391][ T13] hid-generic 0000:0000:0000.0018: ignoring exceeding usage max executing program executing program [ 117.347046][ T35] hid-generic 0000:0000:0000.0019: ignoring exceeding usage max executing program [ 117.349616][ T18] hid-generic 0000:0000:0000.0016: hidraw1: HID v0.00 Device [syz1] on sz1 [ 117.350564][ T35] hid-generic 0000:0000:0000.0019: hidraw2: HID v0.00 Device [syz1] on sz1 [ 117.353111][ T46] hid-generic 0000:0000:0000.0017: hidraw2: HID v0.00 Device [syz1] on sz1 executing program executing program [ 117.359341][ T46] hid-generic 0000:0000:0000.001A: ignoring exceeding usage max [ 117.364423][ T35] hid-generic 0000:0000:0000.001B: ignoring exceeding usage max executing program [ 117.371659][ T35] hid-generic 0000:0000:0000.001B: hidraw2: HID v0.00 Device [syz1] on sz1 [ 117.395649][ T13] hid-generic 0000:0000:0000.0018: hidraw2: HID v0.00 Device [syz1] on sz1 [ 117.401268][ T18] hid-generic 0000:0000:0000.001C: ignoring exceeding usage max [ 117.403786][ T18] hid-generic 0000:0000:0000.001C: hidraw1: HID v0.00 Device [syz1] on sz1 [ 117.412006][ T8910] INFO: trying to register non-static key. [ 117.412014][ T8910] the code is fine but needs lockdep annotation. [ 117.412017][ T8910] turning off the locking correctness validator. [ 117.412369][ T8910] CPU: 1 PID: 8910 Comm: syz-executor772 Not tainted 5.7.0-syzkaller #0 [ 117.412666][ T8910] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 [ 117.413322][ T8910] Call Trace: [ 117.415456][ T8910] dump_stack+0x188/0x20d [ 117.415919][ T8910] register_lock_class+0x1664/0x1760 [ 117.416117][ T8910] ? arch_stack_walk+0x5e/0xf0 [ 117.416145][ T8910] ? deref_stack_reg+0xaa/0xe0 [ 117.416152][ T8910] ? is_dynamic_key+0x1a0/0x1a0 [ 117.416780][ T8910] ? entry_SYSENTER_compat+0x70/0x7f [ 117.416818][ T8910] ? unwind_next_frame+0x538/0x1df0 [ 117.416826][ T8910] __lock_acquire+0xff/0x48a0 [ 117.416861][ T8910] ? deref_stack_reg+0xe0/0xe0 [ 117.416868][ T8910] ? mark_lock+0x11f/0xdd0 [ 117.416883][ T8910] ? print_usage_bug+0x240/0x240 [ 117.416952][ T8910] ? profile_setup.cold+0xc1/0xc1 [ 117.416960][ T8910] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 117.416968][ T8910] ? mark_lock+0x11f/0xdd0 [ 117.416975][ T8910] ? mark_lock+0x11f/0xdd0 [ 117.416983][ T8910] lock_acquire+0x1f2/0x8f0 [ 117.417008][ T8910] ? __wake_up_common_lock+0xb4/0x130 [ 117.417019][ T8910] ? lock_release+0x800/0x800 [ 117.417029][ T8910] _raw_spin_lock_irqsave+0x8c/0xbf [ 117.417066][ T8910] ? __wake_up_common_lock+0xb4/0x130 [ 117.417073][ T8910] __wake_up_common_lock+0xb4/0x130 [ 117.417081][ T8910] ? __wake_up_common+0x650/0x650 [ 117.417231][ T8910] ? fsnotify_parent+0xbf/0x2d0 [ 117.417287][ T8910] ? locks_remove_file+0x329/0x590 [ 117.417333][ T8910] ? task_work_run+0xd3/0x1b0 [ 117.417451][ T8910] ? uhid_dev_destroy+0x100/0x100 [ 117.417451][ T8910] uhid_dev_destroy+0x6f/0x100 [ 117.417451][ T8910] uhid_char_release+0x4e/0xb0 [ 117.417451][ T8910] __fput+0x33e/0x880 [ 117.417451][ T8910] task_work_run+0xf4/0x1b0 [ 117.417451][ T8910] do_exit+0xb3f/0x2de0 [ 117.417451][ T8910] ? debug_smp_processor_id+0x2f/0x185 [ 117.417451][ T8910] ? mm_update_next_owner+0x7a0/0x7a0 [ 117.417451][ T8910] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.417451][ T8910] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.417451][ T8910] ? down_read_nested+0x420/0x420 [ 117.417451][ T8910] do_group_exit+0x125/0x340 [ 117.417451][ T8910] __ia32_sys_exit_group+0x3a/0x50 [ 117.417451][ T8910] do_fast_syscall_32+0x270/0xe90 [ 117.417451][ T8910] entry_SYSENTER_compat+0x70/0x7f [ 117.417451][ T8910] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 117.417451][ T8910] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 117.417451][ T8910] CPU: 1 PID: 8910 Comm: syz-executor772 Not tainted 5.7.0-syzkaller #0 [ 117.417451][ T8910] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 [ 117.417451][ T8910] RIP: 0010:__wake_up_common+0xdf/0x650 [ 117.417451][ T8910] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 3c 24 0f 84 6a 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 3d 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 117.417451][ T8910] RSP: 0018:ffffc90001f6fb60 EFLAGS: 00010046 [ 117.417451][ T8910] RAX: dffffc0000000000 RBX: ffff8880189793f8 RCX: 0000000000000000 [ 117.417451][ T8910] RDX: 0000000000000001 RSI: 1ffffffff15174b2 RDI: 0000000000000000 [ 117.417451][ T8910] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc90001f6fbf8 [ 117.417451][ T8910] R10: 0000000000000003 R11: fffff520003edf66 R12: 0000000000000001 [ 117.417451][ T8910] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 117.417451][ T8910] FS: 0000000000000000(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000 [ 117.417451][ T8910] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 117.417451][ T8910] CR2: 00000000080a0a90 CR3: 0000000025be7000 CR4: 0000000000340ee0 [ 117.417451][ T8910] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 117.417451][ T8910] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 117.417451][ T8910] Call Trace: [ 117.417451][ T8910] __wake_up_common_lock+0xd0/0x130 [ 117.417451][ T8910] ? __wake_up_common+0x650/0x650 [ 117.417451][ T8910] ? fsnotify_parent+0xbf/0x2d0 [ 117.417451][ T8910] ? locks_remove_file+0x329/0x590 [ 117.417451][ T8910] ? task_work_run+0xd3/0x1b0 [ 117.417451][ T8910] ? uhid_dev_destroy+0x100/0x100 [ 117.417451][ T8910] uhid_dev_destroy+0x6f/0x100 [ 117.417451][ T8910] uhid_char_release+0x4e/0xb0 [ 117.417451][ T8910] __fput+0x33e/0x880 [ 117.417451][ T8910] task_work_run+0xf4/0x1b0 [ 117.417451][ T8910] do_exit+0xb3f/0x2de0 [ 117.417451][ T8910] ? debug_smp_processor_id+0x2f/0x185 [ 117.417451][ T8910] ? mm_update_next_owner+0x7a0/0x7a0 [ 117.417451][ T8910] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.417451][ T8910] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 117.417451][ T8910] ? down_read_nested+0x420/0x420 [ 117.417451][ T8910] do_group_exit+0x125/0x340 [ 117.417451][ T8910] __ia32_sys_exit_group+0x3a/0x50 [ 117.417451][ T8910] do_fast_syscall_32+0x270/0xe90 [ 117.417451][ T8910] entry_SYSENTER_compat+0x70/0x7f [ 117.417451][ T8910] Modules linked in: [ 117.417451][ T8910] ---[ end trace 79eada8536b7325b ]--- [ 117.438909][ T35] hid-generic 0000:0000:0000.001D: ignoring exceeding usage max [ 117.440638][ T35] hid-generic 0000:0000:0000.001D: hidraw3: HID v0.00 Device [syz1] on sz1 [ 117.452421][ T46] hid-generic 0000:0000:0000.001A: hidraw4: HID v0.00 Device [syz1] on sz1 [ 117.452516][ T8910] RIP: 0010:__wake_up_common+0xdf/0x650 [ 117.452516][ T8910] Code: 05 00 00 4c 8b 43 40 49 83 e8 18 49 8d 78 18 48 39 3c 24 0f 84 6a 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 3d 05 00 00 49 8b 40 18 89 54 24 10 31 db 48 bd [ 117.452516][ T8910] RSP: 0018:ffffc90001f6fb60 EFLAGS: 00010046 [ 117.452516][ T8910] RAX: dffffc0000000000 RBX: ffff8880189793f8 RCX: 0000000000000000 [ 117.452516][ T8910] RDX: 0000000000000001 RSI: 1ffffffff15174b2 RDI: 0000000000000000 [ 117.452516][ T8910] RBP: 0000000000000000 R08: ffffffffffffffe8 R09: ffffc90001f6fbf8 [ 117.452516][ T8910] R10: 0000000000000003 R11: fffff520003edf66 R12: 0000000000000001 [ 117.452516][ T8910] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 117.452516][ T8910] FS: 0000000000000000(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000 [ 117.452516][ T8910] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 117.452516][ T8910] CR2: 00000000080a0a90 CR3: 0000000025be7000 CR4: 0000000000340ee0 [ 117.452516][ T8910] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 117.478216][ T35] hid-generic 0000:0000:0000.001E: ignoring exceeding usage max [ 117.476054][ T8910] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 117.476054][ T8910] Kernel panic - not syncing: Fatal exception [ 117.493243][ T35] hid-generic 0000:0000:0000.001E: hidraw3: HID v0.00 Device [syz1] on sz1 [ 117.510191][ T46] hid-generic 0000:0000:0000.001F: ignoring exceeding usage max [ 117.507975][ T8910] Kernel Offset: disabled [ 117.507975][ T8910] Rebooting in 86400 seconds..