./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor925083833 <...> [ 13.057920][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #10!!! [ 13.317849][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #282!!! Warning: Permanently added '10.128.0.23' (ECDSA) to the list of known hosts. execve("./syz-executor925083833", ["./syz-executor925083833"], 0x7ffe43d97eb0 /* 10 vars */) = 0 brk(NULL) = 0x555555849000 brk(0x555555849c40) = 0x555555849c40 arch_prctl(ARCH_SET_FS, 0x555555849300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor925083833", 4096) = 27 brk(0x55555586ac40) = 0x55555586ac40 brk(0x55555586b000) = 0x55555586b000 mprotect(0x7f8f3599e000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555558495d0) = 372 ./strace-static-x86_64: Process 372 attached [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] openat(AT_FDCWD, "/dev/loop-control", O_RDONLY|O_LARGEFILE) = 3 [pid 372] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4 [pid 372] write(4, "72", 2) = 2 [pid 372] ioctl(3, LOOP_CTL_ADD, 11) = -1 EEXIST (File exists) [ 18.785973][ T23] audit: type=1400 audit(1675365503.229:73): avc: denied { execmem } for pid=371 comm="syz-executor925" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 18.807936][ T23] audit: type=1400 audit(1675365503.249:74): avc: denied { read } for pid=372 comm="syz-executor925" name="loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [pid 372] ioctl(3, LOOP_CTL_REMOVE, 11) = 11 [pid 372] exit_group(0) = ? [pid 372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 374 attached , child_tidptr=0x5555558495d0) = 374 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3) = 0 [pid 374] openat(AT_FDCWD, "/dev/loop-control", O_RDONLY|O_LARGEFILE) = 3 [pid 374] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4 [pid 374] write(4, "72", 2) = 2 [ 18.832438][ T23] audit: type=1400 audit(1675365503.259:75): avc: denied { open } for pid=372 comm="syz-executor925" path="/dev/loop-control" dev="devtmpfs" ino=114 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 18.857438][ T23] audit: type=1400 audit(1675365503.259:76): avc: denied { ioctl } for pid=372 comm="syz-executor925" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c80 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 18.892350][ T374] FAULT_INJECTION: forcing a failure. [ 18.892350][ T374] name failslab, interval 1, probability 0, space 0, times 1 [ 18.904972][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Not tainted 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 18.915183][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 18.925219][ T374] Call Trace: [ 18.928495][ T374] dump_stack_lvl+0x1e2/0x24b [ 18.933143][ T374] ? bfq_pos_tree_add_move+0x43e/0x43e [ 18.938584][ T374] dump_stack+0x15/0x17 [ 18.942716][ T374] should_fail+0x3c0/0x510 [ 18.947106][ T374] ? __kernfs_new_node+0x99/0x6e0 [ 18.952107][ T374] __should_failslab+0x9f/0xe0 [ 18.956845][ T374] should_failslab+0x9/0x20 [ 18.961326][ T374] __kmalloc_track_caller+0x5f/0x350 [ 18.966585][ T374] ? __kernel_text_address+0x9a/0x110 [ 18.971937][ T374] ? unwind_get_return_address+0x4c/0x90 [ 18.977557][ T374] kstrdup_const+0x55/0x90 [ 18.981992][ T374] __kernfs_new_node+0x99/0x6e0 [ 18.986815][ T374] ? stack_trace_save+0x12d/0x1f0 [ 18.991811][ T374] ? kernfs_new_node+0x170/0x170 [ 18.996720][ T374] ? stack_trace_snprint+0x100/0x100 [ 19.001977][ T374] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 19.007755][ T374] ? stack_depot_save+0x433/0x4a0 [ 19.012752][ T374] ? device_add+0xbe/0xbd0 [ 19.017143][ T374] kernfs_create_dir_ns+0x9b/0x230 [ 19.022227][ T374] sysfs_create_dir_ns+0x181/0x390 [ 19.027310][ T374] ? sysfs_warn_dup+0xa0/0xa0 [ 19.031959][ T374] kobject_add_internal+0x766/0xda0 [ 19.037132][ T374] kobject_add+0x14c/0x210 [ 19.041535][ T374] ? _raw_spin_lock+0xa3/0x1b0 [ 19.046270][ T374] ? kobject_init+0x1e0/0x1e0 [ 19.050916][ T374] ? mutex_unlock+0x29/0xf0 [ 19.055399][ T374] ? get_device_parent+0x2c5/0x430 [ 19.060487][ T374] device_add+0x3ca/0xbd0 [ 19.064797][ T374] __device_add_disk+0x77d/0x11d0 [ 19.069803][ T374] ? device_add_disk+0x40/0x40 [ 19.074539][ T374] ? vsprintf+0x40/0x40 [ 19.078666][ T374] device_add_disk+0x2a/0x40 [ 19.083240][ T374] loop_add+0x58f/0x760 [ 19.087378][ T374] loop_control_ioctl+0x564/0x740 [ 19.092381][ T374] ? loop_remove+0xb0/0xb0 [ 19.096775][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 19.101949][ T374] ? ptrace_notify+0x248/0x340 [ 19.106684][ T374] ? do_notify_parent+0xa40/0xa40 [ 19.111679][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 19.117197][ T374] ? security_file_ioctl+0xb1/0xd0 [ 19.122280][ T374] ? loop_remove+0xb0/0xb0 [ 19.126682][ T374] __se_sys_ioctl+0x115/0x190 [ 19.131367][ T374] __x64_sys_ioctl+0x7b/0x90 [ 19.135943][ T374] do_syscall_64+0x34/0x70 [ 19.140337][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 19.146204][ T374] RIP: 0033:0x7f8f35931079 [ 19.150590][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 19.170169][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 19.178558][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 19.186507][ T374] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 19.194473][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000002 R09: 0000000000000001 [ 19.202423][ T374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 19.210372][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 19.218455][ T374] kobject_add_internal failed for loop11 (error: -12 parent: block) [ 19.226497][ T374] kobject_add_internal failed for queue (error: -2 parent: loop11) [ 19.234442][ T374] ------------[ cut here ]------------ [ 19.239935][ T374] WARNING: CPU: 1 PID: 374 at fs/sysfs/file.c:328 sysfs_create_files+0x215/0x4a0 [ 19.249065][ T374] Modules linked in: [ 19.253041][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Not tainted 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 19.263282][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 19.273340][ T374] RIP: 0010:sysfs_create_files+0x215/0x4a0 [ 19.279141][ T374] Code: 24 04 48 b9 00 00 00 00 00 fc ff df 48 8b 54 24 08 4c 8b 74 24 20 eb 2b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 e8 5b a2 9a ff <0f> 0b c7 44 24 04 ea ff ff ff 48 b9 00 00 00 00 00 fc ff df 48 8b [ 19.298741][ T374] RSP: 0018:ffffc9000025fae0 EFLAGS: 00010293 [ 19.304788][ T374] RAX: ffffffff81d27fd1 RBX: ffff888105d92098 RCX: ffff8881067da780 [ 19.312768][ T374] RDX: 0000000000000000 RSI: ffffffff8653acc0 RDI: ffff888105d92068 [ 19.320737][ T374] RBP: ffffc9000025fbb0 R08: ffffffff826c6018 R09: ffffed1021517244 [ 19.328709][ T374] R10: ffffed1021517244 R11: 1ffff11021517243 R12: 0000000000000000 [ 19.336670][ T374] R13: ffffffff85433120 R14: ffff888105d92068 R15: ffffffff8653acc0 [ 19.344652][ T374] FS: 0000555555849300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 19.353580][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.360185][ T374] CR2: 00007f8f359609b0 CR3: 0000000104bfd000 CR4: 00000000003506a0 [ 19.368182][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.376136][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.384121][ T374] Call Trace: [ 19.387411][ T374] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 19.392800][ T374] ? __kasan_check_write+0x14/0x20 [ 19.397913][ T374] ? kobject_get+0xd2/0x120 [ 19.402407][ T374] __device_add_disk+0x9cb/0x11d0 [ 19.407406][ T374] ? device_add_disk+0x40/0x40 [ 19.412168][ T374] ? vsprintf+0x40/0x40 [ 19.416308][ T374] device_add_disk+0x2a/0x40 [ 19.420894][ T374] loop_add+0x58f/0x760 [ 19.425041][ T374] loop_control_ioctl+0x564/0x740 [ 19.430064][ T374] ? loop_remove+0xb0/0xb0 [ 19.434472][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 19.439683][ T374] ? ptrace_notify+0x248/0x340 [ 19.444452][ T374] ? do_notify_parent+0xa40/0xa40 [ 19.449479][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 19.455017][ T374] ? security_file_ioctl+0xb1/0xd0 [ 19.460127][ T374] ? loop_remove+0xb0/0xb0 [ 19.464531][ T374] __se_sys_ioctl+0x115/0x190 [ 19.469204][ T374] __x64_sys_ioctl+0x7b/0x90 [ 19.473774][ T374] do_syscall_64+0x34/0x70 [ 19.478191][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 19.484066][ T374] RIP: 0033:0x7f8f35931079 [ 19.488488][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 19.508112][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 19.516526][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 19.524509][ T374] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 19.532476][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000002 R09: 0000000000000001 [ 19.540448][ T374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 19.548427][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 19.556386][ T374] ---[ end trace e7f97ffd5a1cf061 ]--- [ 19.561835][ T374] ------------[ cut here ]------------ [ 19.567280][ T374] kernfs: can not remove 'events', no directory [ 19.573589][ T374] WARNING: CPU: 1 PID: 374 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 19.583205][ T374] Modules linked in: [ 19.587097][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Tainted: G W 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 19.598712][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 19.608776][ T374] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 19.614989][ T374] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 40 2f 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 19.634611][ T374] RSP: 0018:ffffc9000025fab8 EFLAGS: 00010246 [ 19.640706][ T374] RAX: 0b3894f46eea0100 RBX: 0000000000000000 RCX: ffff8881067da780 [ 19.648741][ T374] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 19.656723][ T374] RBP: ffffc9000025fad0 R08: ffffffff81540db8 R09: fffff5200004be7d [ 19.664710][ T374] R10: fffff5200004be7d R11: 1ffff9200004be7c R12: ffffffff8653acc0 [ 19.672694][ T374] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff85433100 [ 19.680671][ T374] FS: 0000555555849300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 19.689604][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.696170][ T374] CR2: 00007f8f359609b0 CR3: 0000000104bfd000 CR4: 00000000003506a0 [ 19.704155][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.712126][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.720091][ T374] Call Trace: [ 19.723381][ T374] sysfs_create_files+0x40a/0x4a0 [ 19.728411][ T374] ? sysfs_create_file_ns+0x2a0/0x2a0 [ 19.733769][ T374] ? __kasan_check_write+0x14/0x20 [ 19.738876][ T374] ? kobject_get+0xd2/0x120 [ 19.743363][ T374] __device_add_disk+0x9cb/0x11d0 [ 19.748391][ T374] ? device_add_disk+0x40/0x40 [ 19.753153][ T374] ? vsprintf+0x40/0x40 [ 19.757302][ T374] device_add_disk+0x2a/0x40 [ 19.761908][ T374] loop_add+0x58f/0x760 [ 19.766056][ T374] loop_control_ioctl+0x564/0x740 [ 19.771080][ T374] ? loop_remove+0xb0/0xb0 [ 19.775487][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 19.780733][ T374] ? ptrace_notify+0x248/0x340 [ 19.785487][ T374] ? do_notify_parent+0xa40/0xa40 [ 19.790512][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 19.796056][ T374] ? security_file_ioctl+0xb1/0xd0 [ 19.801293][ T374] ? loop_remove+0xb0/0xb0 [ 19.805701][ T374] __se_sys_ioctl+0x115/0x190 [ 19.810440][ T374] __x64_sys_ioctl+0x7b/0x90 [ 19.815032][ T374] do_syscall_64+0x34/0x70 [ 19.819460][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 19.825348][ T374] RIP: 0033:0x7f8f35931079 [ 19.829758][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 19.849360][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 19.857749][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 19.865731][ T374] RDX: 000000000000000b RSI: 0000000000004c80 RDI: 0000000000000003 [ 19.873718][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000002 R09: 0000000000000001 [ 19.881690][ T374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [pid 374] ioctl(3, LOOP_CTL_ADD, 11) = 11 [ 19.889665][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 19.897620][ T374] ---[ end trace e7f97ffd5a1cf062 ]--- [ 19.903068][ T374] loop11: failed to create sysfs files for events [ 19.909993][ T374] ------------[ cut here ]------------ [ 19.915436][ T374] kernfs: can not remove 'events', no directory [ 19.921737][ T374] WARNING: CPU: 1 PID: 374 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 19.931352][ T374] Modules linked in: [ 19.935226][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Tainted: G W 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 19.946834][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 19.956890][ T374] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 19.963126][ T374] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 40 2f 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 19.983861][ T374] RSP: 0018:ffffc9000025fbf8 EFLAGS: 00010246 [ 19.989932][ T374] RAX: 0b3894f46eea0100 RBX: 0000000000000000 RCX: ffff8881067da780 [ 19.997908][ T374] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 20.005860][ T374] RBP: ffffc9000025fc10 R08: ffffffff81540db8 R09: fffff5200004bea5 [ 20.013827][ T374] R10: fffff5200004bea5 R11: 1ffff9200004bea4 R12: 0000000000000000 [ 20.021792][ T374] R13: ffffffff8653acc0 R14: 0000000000000000 R15: ffffffff85433100 [ 20.029766][ T374] FS: 0000555555849300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 20.038694][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.045253][ T374] CR2: 00007f8f359609b0 CR3: 0000000104bfd000 CR4: 00000000003506a0 [ 20.053221][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.061187][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.069152][ T374] Call Trace: [ 20.072429][ T374] sysfs_remove_files+0xab/0x110 [ 20.077337][ T374] del_gendisk+0x278/0xe20 [ 20.081754][ T374] ? device_add_disk_no_queue_reg+0x30/0x30 [ 20.087635][ T374] ? __radix_tree_delete+0x2ba/0x380 [ 20.093004][ T374] ? radix_tree_delete_item+0x261/0x360 [ 20.098554][ T374] loop_remove+0x46/0xb0 [ 20.102772][ T374] loop_control_ioctl+0x67f/0x740 [ 20.107770][ T374] ? loop_remove+0xb0/0xb0 [ 20.112185][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 20.117371][ T374] ? ptrace_notify+0x248/0x340 [ 20.122135][ T374] ? do_notify_parent+0xa40/0xa40 [ 20.127147][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 20.132695][ T374] ? security_file_ioctl+0xb1/0xd0 [ 20.137803][ T374] ? loop_remove+0xb0/0xb0 [ 20.142242][ T374] __se_sys_ioctl+0x115/0x190 [ 20.146911][ T374] __x64_sys_ioctl+0x7b/0x90 [ 20.151526][ T374] do_syscall_64+0x34/0x70 [ 20.155932][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 20.161825][ T374] RIP: 0033:0x7f8f35931079 [ 20.166229][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 20.185831][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 20.194256][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 20.202228][ T374] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 20.210458][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000001 R09: 0000000000000001 [ 20.218463][ T374] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000004 [ 20.226449][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 20.235210][ T374] ---[ end trace e7f97ffd5a1cf063 ]--- [ 20.240703][ T374] ------------[ cut here ]------------ [ 20.246132][ T374] kernfs: can not remove 'events_async', no directory [ 20.252952][ T374] WARNING: CPU: 1 PID: 374 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 20.262572][ T374] Modules linked in: [ 20.266454][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Tainted: G W 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 20.278085][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 20.288162][ T374] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 20.294394][ T374] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 40 2f 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 20.314010][ T374] RSP: 0018:ffffc9000025fbf8 EFLAGS: 00010246 [ 20.320082][ T374] RAX: 0b3894f46eea0100 RBX: 0000000000000000 RCX: ffff8881067da780 [ 20.328054][ T374] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 20.336010][ T374] RBP: ffffc9000025fc10 R08: ffffffff81540db8 R09: fffff5200004bea5 [ 20.344003][ T374] R10: fffff5200004bea5 R11: 1ffff9200004bea4 R12: 0000000000000000 [ 20.351981][ T374] R13: ffffffff8653acc0 R14: 0000000000000000 R15: ffffffff854331e0 [ 20.359964][ T374] FS: 0000555555849300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 20.368910][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.375472][ T374] CR2: 00007f8f359609b0 CR3: 0000000104bfd000 CR4: 00000000003506a0 [ 20.383479][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.391453][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.399431][ T374] Call Trace: [ 20.402711][ T374] sysfs_remove_files+0xab/0x110 [ 20.407630][ T374] del_gendisk+0x278/0xe20 [ 20.412051][ T374] ? device_add_disk_no_queue_reg+0x30/0x30 [ 20.417934][ T374] ? __radix_tree_delete+0x2ba/0x380 [ 20.423195][ T374] ? radix_tree_delete_item+0x261/0x360 [ 20.428740][ T374] loop_remove+0x46/0xb0 [ 20.432969][ T374] loop_control_ioctl+0x67f/0x740 [ 20.438012][ T374] ? loop_remove+0xb0/0xb0 [ 20.442421][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 20.447593][ T374] ? ptrace_notify+0x248/0x340 [ 20.452354][ T374] ? do_notify_parent+0xa40/0xa40 [ 20.457367][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 20.462928][ T374] ? security_file_ioctl+0xb1/0xd0 [ 20.468044][ T374] ? loop_remove+0xb0/0xb0 [ 20.472435][ T374] __se_sys_ioctl+0x115/0x190 [ 20.477098][ T374] __x64_sys_ioctl+0x7b/0x90 [ 20.481686][ T374] do_syscall_64+0x34/0x70 [ 20.486087][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 20.491974][ T374] RIP: 0033:0x7f8f35931079 [ 20.496372][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 20.515976][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 20.524398][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 20.532367][ T374] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 20.540341][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000001 R09: 0000000000000001 [ 20.548310][ T374] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000004 [ 20.556271][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 20.564242][ T374] ---[ end trace e7f97ffd5a1cf064 ]--- [ 20.569691][ T374] ------------[ cut here ]------------ [ 20.575117][ T374] kernfs: can not remove 'events_poll_msecs', no directory [ 20.582388][ T374] WARNING: CPU: 1 PID: 374 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 20.592016][ T374] Modules linked in: [ 20.595907][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Tainted: G W 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 20.607523][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 20.617585][ T374] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 20.623822][ T374] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 40 2f 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 20.643431][ T374] RSP: 0018:ffffc9000025fbf8 EFLAGS: 00010246 [ 20.649504][ T374] RAX: 0b3894f46eea0100 RBX: 0000000000000000 RCX: ffff8881067da780 [ 20.657460][ T374] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 20.665435][ T374] RBP: ffffc9000025fc10 R08: ffffffff81540db8 R09: fffff5200004bea5 [ 20.673407][ T374] R10: fffff5200004bea5 R11: 1ffff9200004bea4 R12: 0000000000000000 [ 20.681396][ T374] R13: ffffffff8653acc0 R14: 0000000000000000 R15: ffffffff85433240 [ 20.689379][ T374] FS: 0000555555849300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 20.698331][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.704896][ T374] CR2: 00007f8f359609b0 CR3: 0000000104bfd000 CR4: 00000000003506a0 [ 20.712897][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.720873][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.728852][ T374] Call Trace: [ 20.732144][ T374] sysfs_remove_files+0xab/0x110 [ 20.737171][ T374] del_gendisk+0x278/0xe20 [ 20.741614][ T374] ? device_add_disk_no_queue_reg+0x30/0x30 [ 20.747498][ T374] ? __radix_tree_delete+0x2ba/0x380 [ 20.752781][ T374] ? radix_tree_delete_item+0x261/0x360 [ 20.758332][ T374] loop_remove+0x46/0xb0 [ 20.762551][ T374] loop_control_ioctl+0x67f/0x740 [ 20.767555][ T374] ? loop_remove+0xb0/0xb0 [ 20.772171][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 20.777374][ T374] ? ptrace_notify+0x248/0x340 [ 20.782160][ T374] ? do_notify_parent+0xa40/0xa40 [ 20.787177][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 20.792724][ T374] ? security_file_ioctl+0xb1/0xd0 [ 20.797848][ T374] ? loop_remove+0xb0/0xb0 [ 20.802238][ T374] __se_sys_ioctl+0x115/0x190 [ 20.806984][ T374] __x64_sys_ioctl+0x7b/0x90 [ 20.811584][ T374] do_syscall_64+0x34/0x70 [ 20.815993][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 20.821928][ T374] RIP: 0033:0x7f8f35931079 [ 20.826349][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 20.845962][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 20.854387][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 20.862370][ T374] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 20.870344][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000001 R09: 0000000000000001 [ 20.878330][ T374] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000004 [ 20.886284][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 20.894280][ T374] ---[ end trace e7f97ffd5a1cf065 ]--- [ 20.899764][ T374] ------------[ cut here ]------------ [ 20.905191][ T374] kernfs: can not remove 'bdi', no directory [ 20.911234][ T374] WARNING: CPU: 1 PID: 374 at fs/kernfs/dir.c:1515 kernfs_remove_by_name_ns+0xc0/0x110 [ 20.920851][ T374] Modules linked in: [ 20.924728][ T374] CPU: 1 PID: 374 Comm: syz-executor925 Tainted: G W 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 20.936343][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 20.946409][ T374] RIP: 0010:kernfs_remove_by_name_ns+0xc0/0x110 [ 20.952644][ T374] Code: 48 89 df e8 72 ee ff ff 48 89 df e8 8a b1 ff ff 31 db eb 29 e8 c1 00 9b ff 48 c7 c7 40 2f 2d 85 4c 89 fe 31 c0 e8 70 17 6d ff <0f> 0b bb fe ff ff ff eb 16 e8 a2 00 9b ff bb fe ff ff ff 48 c7 c7 [ 20.972242][ T374] RSP: 0018:ffffc9000025fc18 EFLAGS: 00010246 [ 20.978332][ T374] RAX: 0b3894f46eea0100 RBX: 0000000000000000 RCX: ffff8881067da780 [ 20.986294][ T374] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 20.994270][ T374] RBP: ffffc9000025fc30 R08: ffffffff81540db8 R09: fffff5200004bea9 [ 21.002241][ T374] R10: fffff5200004bea9 R11: 1ffff9200004bea8 R12: 0000000000000240 [ 21.010209][ T374] R13: ffff888105d92030 R14: 0000000000000000 R15: ffffffff85432ae0 [ 21.018177][ T374] FS: 0000555555849300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 21.027079][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.033662][ T374] CR2: 00007f8f359609b0 CR3: 0000000104bfd000 CR4: 00000000003506a0 [ 21.041650][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 21.049653][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 21.057604][ T374] Call Trace: [ 21.060936][ T374] sysfs_remove_link+0x50/0x60 [ 21.065687][ T374] del_gendisk+0x7cd/0xe20 [ 21.070098][ T374] ? device_add_disk_no_queue_reg+0x30/0x30 [ 21.075977][ T374] ? __radix_tree_delete+0x2ba/0x380 [ 21.081259][ T374] ? radix_tree_delete_item+0x261/0x360 [ 21.086794][ T374] loop_remove+0x46/0xb0 [ 21.091039][ T374] loop_control_ioctl+0x67f/0x740 [ 21.096066][ T374] ? loop_remove+0xb0/0xb0 [ 21.100484][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 21.105685][ T374] ? ptrace_notify+0x248/0x340 [ 21.110469][ T374] ? do_notify_parent+0xa40/0xa40 [ 21.115487][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 21.121067][ T374] ? security_file_ioctl+0xb1/0xd0 [ 21.126176][ T374] ? loop_remove+0xb0/0xb0 [ 21.130610][ T374] __se_sys_ioctl+0x115/0x190 [ 21.135288][ T374] __x64_sys_ioctl+0x7b/0x90 [ 21.139890][ T374] do_syscall_64+0x34/0x70 [ 21.144302][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 21.150206][ T374] RIP: 0033:0x7f8f35931079 [ 21.154622][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 21.174234][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 21.182656][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 21.190626][ T374] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 21.198592][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000001 R09: 0000000000000001 [ 21.206543][ T374] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000004 [ 21.214525][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 21.222491][ T374] ---[ end trace e7f97ffd5a1cf066 ]--- [ 21.228727][ T374] general protection fault, probably for non-canonical address 0xdffffc000000001a: 0000 [#1] PREEMPT SMP KASAN [ 21.240431][ T374] KASAN: null-ptr-deref in range [0x00000000000000d0-0x00000000000000d7] [ 21.248819][ T374] CPU: 0 PID: 374 Comm: syz-executor925 Tainted: G W 5.10.161-syzkaller-00019-g416c4356f372 #0 [ 21.260418][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 21.270453][ T374] RIP: 0010:device_del+0xdf/0xf00 [ 21.275446][ T374] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 6b aa df fe 4c 89 7c 24 48 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 8a 04 2c 84 c0 0f 85 0d 0d 00 00 41 0f b6 1f 89 de 83 e6 01 31 [ 21.295542][ T374] RSP: 0018:ffffc9000025fb60 EFLAGS: 00010202 [ 21.301583][ T374] RAX: 1ffff11020bb241a RBX: ffff888105d920d0 RCX: ffff8881067da780 [ 21.309524][ T374] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc9000025fae0 [ 21.317465][ T374] RBP: ffffc9000025fc50 R08: dffffc0000000000 R09: fffff5200004bf5d [ 21.325405][ T374] R10: fffff5200004bf5d R11: 1ffff9200004bf5c R12: 000000000000001a [ 21.333345][ T374] R13: dffffc0000000000 R14: ffff888105d92108 R15: 00000000000000d0 [ 21.341288][ T374] FS: 0000555555849300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 21.350185][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.356735][ T374] CR2: 000055acd3dfd788 CR3: 0000000104bfd000 CR4: 00000000003506b0 [ 21.364681][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 21.372625][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 21.380584][ T374] Call Trace: [ 21.383860][ T374] ? _raw_spin_lock_irqsave+0x210/0x210 [ 21.389375][ T374] ? kernfs_name_hash+0x1f9/0x240 [ 21.394365][ T374] ? kill_device+0xd0/0xd0 [ 21.398750][ T374] del_gendisk+0xbf2/0xe20 [ 21.403149][ T374] ? device_add_disk_no_queue_reg+0x30/0x30 [ 21.409008][ T374] ? __radix_tree_delete+0x2ba/0x380 [ 21.414260][ T374] ? radix_tree_delete_item+0x261/0x360 [ 21.419789][ T374] loop_remove+0x46/0xb0 [ 21.424002][ T374] loop_control_ioctl+0x67f/0x740 [ 21.428992][ T374] ? loop_remove+0xb0/0xb0 [ 21.433379][ T374] ? _raw_spin_unlock_irq+0x4e/0x70 [ 21.438546][ T374] ? ptrace_notify+0x248/0x340 [ 21.443276][ T374] ? do_notify_parent+0xa40/0xa40 [ 21.448269][ T374] ? __fpregs_load_activate+0x1e7/0x370 [ 21.453784][ T374] ? security_file_ioctl+0xb1/0xd0 [ 21.458898][ T374] ? loop_remove+0xb0/0xb0 [ 21.463306][ T374] __se_sys_ioctl+0x115/0x190 [ 21.467950][ T374] __x64_sys_ioctl+0x7b/0x90 [ 21.472511][ T374] do_syscall_64+0x34/0x70 [ 21.476896][ T374] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 21.482758][ T374] RIP: 0033:0x7f8f35931079 [ 21.487143][ T374] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 21.506718][ T374] RSP: 002b:00007ffe81ac04f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 21.515114][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f35931079 [ 21.523055][ T374] RDX: 000000000000000b RSI: 0000000000004c81 RDI: 0000000000000003 [ 21.530998][ T374] RBP: 00007ffe81ac0510 R08: 0000000000000001 R09: 0000000000000001 [ 21.538938][ T374] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000004 [ 21.546878][ T374] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 21.554815][ T374] Modules linked in: [ 21.558902][ T374] ---[ end trace e7f97ffd5a1cf067 ]--- [ 21.564424][ T374] RIP: 0010:device_del+0xdf/0xf00 [ 21.569471][ T374] Code: 20 42 80 3c 28 00 74 08 48 89 df e8 6b aa df fe 4c 89 7c 24 48 41 bf d0 00 00 00 48 89 5c 24 18 4c 03 3b 4d 89 fc 49 c1 ec 03 <43> 8a 04 2c 84 c0 0f 85 0d 0d 00 00 41 0f b6 1f 89 de 83 e6 01 31 [ 21.589090][ T374] RSP: 0018:ffffc9000025fb60 EFLAGS: 00010202 [ 21.595137][ T374] RAX: 1ffff11020bb241a RBX: ffff888105d920d0 RCX: ffff8881067da780 [ 21.603126][ T374] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffc9000025fae0 [ 21.611113][ T374] RBP: ffffc9000025fc50 R08: dffffc0000000000 R09: fffff5200004bf5d [ 21.619100][ T374] R10: fffff5200004bf5d R11: 1ffff9200004bf5c R12: 000000000000001a [ 21.627058][ T374] R13: dffffc0000000000 R14: ffff888105d92108 R15: 00000000000000d0 [ 21.635035][ T374] FS: 0000555555849300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 21.643962][ T374] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.650564][ T374] CR2: 000055acd3dfd788 CR3: 0000000104bfd000 CR4: 00000000003506b0 [ 21.658560][ T374] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 21.666511][ T374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 21.674487][ T374] Kernel panic - not syncing: Fatal exception [ 21.680767][ T374] Kernel Offset: disabled [ 21.685086][ T374] Rebooting in 86400 seconds..