./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2720612751
<...>
Warning: Permanently added '10.128.1.27' (ED25519) to the list of known hosts.
execve("./syz-executor2720612751", ["./syz-executor2720612751"], 0x7ffcd51a3290 /* 10 vars */) = 0
brk(NULL) = 0x5555570f1000
brk(0x5555570f1d00) = 0x5555570f1d00
arch_prctl(ARCH_SET_FS, 0x5555570f1380) = 0
set_tid_address(0x5555570f1650) = 5031
set_robust_list(0x5555570f1660, 24) = 0
rseq(0x5555570f1ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2720612751", 4096) = 28
getrandom("\x7f\x13\x96\x57\x07\x18\xba\xdd", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555570f1d00
brk(0x555557112d00) = 0x555557112d00
brk(0x555557113000) = 0x555557113000
mprotect(0x7f3436eba000, 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./strace-static-x86_64: Process 5032 attached
, child_tidptr=0x5555570f1650) = 5032
[pid 5032] set_robust_list(0x5555570f1660, 24) = 0
[pid 5032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5032] setpgid(0, 0) = 0
[pid 5032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5032] write(3, "1000", 4) = 4
[pid 5032] close(3) = 0
[pid 5032] openat(AT_FDCWD, "/dev/bus/usb/005/001", O_WRONLY|O_NOCTTY|O_TRUNC|O_SYNC) = 3
[pid 5032] ioctl(3, USBDEVFS_IOCTL, 0x20000200) = 0
[pid 5032] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid 5032] write(4, "27", 2) = 2
[ 53.935061][ T5032] hub 5-0:1.0: USB hub found
[ 53.942955][ T5032] hub 5-0:1.0: 1 port detected
[ 53.948540][ T5032] FAULT_INJECTION: forcing a failure.
[ 53.948540][ T5032] name failslab, interval 1, probability 0, space 0, times 1
[ 53.961362][ T5032] CPU: 0 PID: 5032 Comm: syz-executor272 Not tainted 6.5.0-syzkaller-10204-gb84acc11b1c9 #0
[ 53.971539][ T5032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
[ 53.981573][ T5032] Call Trace:
[ 53.984839][ T5032] <TASK>
[ 53.987751][ T5032] dump_stack_lvl+0x125/0x1b0
[ 53.992417][ T5032] should_fail_ex+0x496/0x5b0
[ 53.997083][ T5032] should_failslab+0x9/0x20
[ 54.001565][ T5032] __kmem_cache_alloc_node+0x2fd/0x350
[ 54.007009][ T5032] ? kvasprintf_const+0x66/0x190
[ 54.011928][ T5032] ? kvasprintf_const+0x66/0x190
[ 54.016842][ T5032] __kmalloc_node_track_caller+0x50/0x100
[ 54.022561][ T5032] kvasprintf+0xbd/0x150
[ 54.026800][ T5032] ? bust_spinlocks+0xe0/0xe0
[ 54.031470][ T5032] kvasprintf_const+0x66/0x190
[ 54.036242][ T5032] kobject_set_name_vargs+0x5a/0x130
[ 54.041519][ T5032] dev_set_name+0xc8/0x100
[ 54.045954][ T5032] ? device_initialize+0x510/0x510
[ 54.051051][ T5032] usb_hub_create_port_device+0x399/0xe30
[ 54.056772][ T5032] hub_probe+0x1e66/0x3070
[ 54.061204][ T5032] ? lock_release+0x4bf/0x680
[ 54.065889][ T5032] ? usb_hub_adjust_deviceremovable+0x730/0x730
[ 54.072215][ T5032] ? reacquire_held_locks+0x4b0/0x4b0
[ 54.077673][ T5032] ? t_start+0x50/0x180
[ 54.081808][ T5032] ? read_tsc+0x9/0x20
[ 54.085867][ T5032] ? ktime_get_mono_fast_ns+0x182/0x200
[ 54.091446][ T5032] ? rcu_is_watching+0x12/0xb0
[ 54.096194][ T5032] usb_probe_interface+0x307/0x930
[ 54.101301][ T5032] ? usb_match_dynamic_id+0x1a0/0x1a0
[ 54.106656][ T5032] really_probe+0x234/0xc90
[ 54.111141][ T5032] __driver_probe_device+0x1de/0x4b0
[ 54.116423][ T5032] driver_probe_device+0x4c/0x1a0
[ 54.121461][ T5032] __device_attach_driver+0x1d4/0x300
[ 54.126844][ T5032] ? driver_probe_device+0x1a0/0x1a0
[ 54.132109][ T5032] bus_for_each_drv+0x157/0x1d0
[ 54.137140][ T5032] ? bus_for_each_dev+0x1d0/0x1d0
[ 54.142151][ T5032] ? rcu_is_watching+0x12/0xb0
[ 54.146915][ T5032] ? trace_irq_enable.constprop.0+0xd0/0x100
[ 54.152920][ T5032] ? _raw_spin_unlock_irqrestore+0x3b/0x70
[ 54.158741][ T5032] __device_attach+0x1e8/0x4b0
[ 54.163494][ T5032] ? device_driver_attach+0x200/0x200
[ 54.168875][ T5032] ? usb_ifnum_to_if+0x16f/0x1d0
[ 54.173802][ T5032] proc_ioctl+0x585/0x6a0
[ 54.178118][ T5032] usbdev_ioctl+0x1650/0x3ca0
[ 54.182782][ T5032] ? do_proc_control+0x1070/0x1070
[ 54.187876][ T5032] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 54.193779][ T5032] ? do_vfs_ioctl+0x379/0x1920
[ 54.198534][ T5032] ? vfs_fileattr_set+0xbf0/0xbf0
[ 54.203583][ T5032] ? rcu_is_watching+0x12/0xb0
[ 54.208448][ T5032] ? lock_release+0x4bf/0x680
[ 54.213112][ T5032] ? bpf_lsm_file_ioctl+0x9/0x10
[ 54.218032][ T5032] ? do_proc_control+0x1070/0x1070
[ 54.223145][ T5032] __x64_sys_ioctl+0x18f/0x210
[ 54.227891][ T5032] do_syscall_64+0x38/0xb0
[ 54.232292][ T5032] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.238177][ T5032] RIP: 0033:0x7f3436e47b79
[ 54.242571][ T5032] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48
[ 54.262419][ T5032] RSP: 002b:00007ffee900dd08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 54.270832][ T5032] RAX: ffffffffffffffda RBX: 00007ffee900dd20 RCX: 00007f3436e47b79
[ 54.278782][ T5032] RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000003
[ 54.286744][ T5032] RBP: 0000000000000002 R08: 00007ffee900daa6 R09: 00000000000000a0
[ 54.294706][ T5032] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000001
[ 54.302750][ T5032] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 54.310727][ T5032] </TASK>
[ 54.314463][ T5032] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
[ 54.326282][ T5032] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
[ 54.334951][ T5032] CPU: 0 PID: 5032 Comm: syz-executor272 Not tainted 6.5.0-syzkaller-10204-gb84acc11b1c9 #0
[ 54.344995][ T5032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
[ 54.355034][ T5032] RIP: 0010:strchr+0x1b/0xb0
[ 54.359621][ T5032] Code: 31 af f7 48 8b 74 24 08 48 8b 14 24 eb 89 90 f3 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 48 89 fa 55 48 c1 ea 03 53 48 83 ec 10 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 51 0f b6 07 89
[ 54.379212][ T5032] RSP: 0018:ffffc9000431f5b8 EFLAGS: 00010286
[ 54.385260][ T5032] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 54.393213][ T5032] RDX: 0000000000000000 RSI: 0000000000000025 RDI: 0000000000000000
[ 54.401273][ T5032] RBP: ffffc9000431f648 R08: 0000000000000001 R09: 0000000000000000
[ 54.409225][ T5032] R10: 0000000000000001 R11: ffffffff8a60008b R12: ffffc9000431f648
[ 54.417267][ T5032] R13: 0000000000000cc0 R14: ffff88802294d078 R15: 0000000000000001
[ 54.425239][ T5032] FS: 00005555570f1380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 54.434154][ T5032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.440728][ T5032] CR2: 000055cf9a73d2f8 CR3: 000000007c71a000 CR4: 0000000000350ef0
[ 54.448701][ T5032] Call Trace:
[ 54.451969][ T5032] <TASK>
[ 54.454886][ T5032] ? show_regs+0x8f/0xa0
[ 54.459203][ T5032] ? die_addr+0x4f/0xd0
[ 54.463344][ T5032] ? exc_general_protection+0x154/0x230
[ 54.468894][ T5032] ? asm_exc_general_protection+0x26/0x30
[ 54.474601][ T5032] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.480747][ T5032] ? strchr+0x1b/0xb0
[ 54.484737][ T5032] kvasprintf_const+0x25/0x190
[ 54.489489][ T5032] kobject_set_name_vargs+0x5a/0x130
[ 54.494765][ T5032] kobject_add+0x12a/0x240
[ 54.499189][ T5032] ? kset_create_and_add+0x190/0x190
[ 54.504462][ T5032] ? lockdep_init_map_type+0x16d/0x7c0
[ 54.509908][ T5032] ? class_to_subsys+0x12d/0x160
[ 54.514832][ T5032] device_add+0x290/0x1ac0
[ 54.519238][ T5032] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270
[ 54.526074][ T5032] ? __init_waitqueue_head+0xca/0x150
[ 54.531450][ T5032] usb_hub_create_port_device+0x3bb/0xe30
[ 54.537165][ T5032] hub_probe+0x1e66/0x3070
[ 54.541577][ T5032] ? lock_release+0x4bf/0x680
[ 54.546331][ T5032] ? usb_hub_adjust_deviceremovable+0x730/0x730
[ 54.552555][ T5032] ? reacquire_held_locks+0x4b0/0x4b0
[ 54.557915][ T5032] ? t_start+0x50/0x180
[ 54.562057][ T5032] ? read_tsc+0x9/0x20
[ 54.566107][ T5032] ? ktime_get_mono_fast_ns+0x182/0x200
[ 54.571641][ T5032] ? rcu_is_watching+0x12/0xb0
[ 54.576390][ T5032] usb_probe_interface+0x307/0x930
[ 54.581491][ T5032] ? usb_match_dynamic_id+0x1a0/0x1a0
[ 54.586848][ T5032] really_probe+0x234/0xc90
[ 54.591337][ T5032] __driver_probe_device+0x1de/0x4b0
[ 54.596605][ T5032] driver_probe_device+0x4c/0x1a0
[ 54.601611][ T5032] __device_attach_driver+0x1d4/0x300
[ 54.606982][ T5032] ? driver_probe_device+0x1a0/0x1a0
[ 54.612248][ T5032] bus_for_each_drv+0x157/0x1d0
[ 54.617090][ T5032] ? bus_for_each_dev+0x1d0/0x1d0
[ 54.622112][ T5032] ? rcu_is_watching+0x12/0xb0
[ 54.626857][ T5032] ? trace_irq_enable.constprop.0+0xd0/0x100
[ 54.632839][ T5032] ? _raw_spin_unlock_irqrestore+0x3b/0x70
[ 54.638639][ T5032] __device_attach+0x1e8/0x4b0
[ 54.643401][ T5032] ? device_driver_attach+0x200/0x200
[ 54.648756][ T5032] ? usb_ifnum_to_if+0x16f/0x1d0
[ 54.653695][ T5032] proc_ioctl+0x585/0x6a0
[ 54.658010][ T5032] usbdev_ioctl+0x1650/0x3ca0
[ 54.662675][ T5032] ? do_proc_control+0x1070/0x1070
[ 54.667774][ T5032] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 54.673671][ T5032] ? do_vfs_ioctl+0x379/0x1920
[ 54.678416][ T5032] ? vfs_fileattr_set+0xbf0/0xbf0
[ 54.683428][ T5032] ? rcu_is_watching+0x12/0xb0
[ 54.688171][ T5032] ? lock_release+0x4bf/0x680
[ 54.692847][ T5032] ? bpf_lsm_file_ioctl+0x9/0x10
[ 54.697777][ T5032] ? do_proc_control+0x1070/0x1070
[ 54.702873][ T5032] __x64_sys_ioctl+0x18f/0x210
[ 54.708510][ T5032] do_syscall_64+0x38/0xb0
[ 54.712934][ T5032] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 54.718827][ T5032] RIP: 0033:0x7f3436e47b79
[ 54.723223][ T5032] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48
[ 54.742813][ T5032] RSP: 002b:00007ffee900dd08 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 54.751213][ T5032] RAX: ffffffffffffffda RBX: 00007ffee900dd20 RCX: 00007f3436e47b79
[ 54.759210][ T5032] RDX: 0000000020000040 RSI: 00000000c0105512 RDI: 0000000000000003
[ 54.767161][ T5032] RBP: 0000000000000002 R08: 00007ffee900daa6 R09: 00000000000000a0
[ 54.775117][ T5032] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000001
[ 54.783157][ T5032] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 54.791120][ T5032] </TASK>
[ 54.794119][ T5032] Modules linked in:
[ 54.798128][ T5032] ---[ end trace 0000000000000000 ]---
[ 54.803587][ T5032] RIP: 0010:strchr+0x1b/0xb0
[ 54.808609][ T5032] Code: 31 af f7 48 8b 74 24 08 48 8b 14 24 eb 89 90 f3 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 48 89 fa 55 48 c1 ea 03 53 48 83 ec 10 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 51 0f b6 07 89
[ 54.828266][ T5032] RSP: 0018:ffffc9000431f5b8 EFLAGS: 00010286
[ 54.834330][ T5032] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 54.842399][ T5032] RDX: 0000000000000000 RSI: 0000000000000025 RDI: 0000000000000000
[ 54.850382][ T5032] RBP: ffffc9000431f648 R08: 0000000000000001 R09: 0000000000000000
[ 54.858376][ T5032] R10: 0000000000000001 R11: ffffffff8a60008b R12: ffffc9000431f648
[ 54.866344][ T5032] R13: 0000000000000cc0 R14: ffff88802294d078 R15: 0000000000000001
[ 54.874325][ T5032] FS: 00005555570f1380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 54.883271][ T5032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 54.889883][ T5032] CR2: 000055cf9a73d2f8 CR3: 000000007c71a000 CR4: 0000000000350ef0
[ 54.897880][ T5032] Kernel panic - not syncing: Fatal exception
[ 54.904964][ T5032] Kernel Offset: disabled
[ 54.909266][ T5032] Rebooting in 86400 seconds..