./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor921133561 <...> Warning: Permanently added '10.128.0.103' (ECDSA) to the list of known hosts. execve("./syz-executor921133561", ["./syz-executor921133561"], 0x7ffe1d3f9390 /* 10 vars */) = 0 brk(NULL) = 0x555555b75000 brk(0x555555b75c40) = 0x555555b75c40 arch_prctl(ARCH_SET_FS, 0x555555b75300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor921133561", 4096) = 27 brk(0x555555b96c40) = 0x555555b96c40 brk(0x555555b97000) = 0x555555b97000 mprotect(0x7f6e3b969000, 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=0x555555b755d0) = 357 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 358 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 359 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 360 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 361 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 362 ./strace-static-x86_64: Process 362 attached [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 360 attached [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 364 [pid 362] <... clone resumed>, child_tidptr=0x555555b755d0) = 363 ./strace-static-x86_64: Process 358 attached [pid 358] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 357 attached ./strace-static-x86_64: Process 359 attached ./strace-static-x86_64: Process 361 attached [pid 357] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 358] <... clone resumed>, child_tidptr=0x555555b755d0) = 366 [pid 357] <... clone resumed>, child_tidptr=0x555555b755d0) = 365 ./strace-static-x86_64: Process 364 attached [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] <... clone resumed>, child_tidptr=0x555555b755d0) = 367 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 367 attached ./strace-static-x86_64: Process 368 attached ) = 0 [pid 364] setpgid(0, 0 [pid 361] <... clone resumed>, child_tidptr=0x555555b755d0) = 368 [pid 364] <... setpgid resumed>) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] <... openat resumed>) = 3 ./strace-static-x86_64: Process 363 attached [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 367] setpgid(0, 0 [pid 364] write(3, "1000", 4./strace-static-x86_64: Process 365 attached [pid 368] <... prctl resumed>) = 0 [pid 367] <... setpgid resumed>) = 0 [pid 364] <... write resumed>) = 4 [pid 367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] close(3 [pid 368] setpgid(0, 0 [pid 363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 368] <... setpgid resumed>) = 0 [pid 367] <... openat resumed>) = 3 [pid 364] <... close resumed>) = 0 [pid 363] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 366 attached [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 367] write(3, "1000", 4 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 363] setpgid(0, 0 [pid 368] <... openat resumed>) = 3 [pid 367] <... write resumed>) = 4 [pid 365] <... prctl resumed>) = 0 [pid 365] setpgid(0, 0) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 365] write(3, "1000", 4) = 4 [pid 365] close(3) = 0 [pid 365] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 363] <... setpgid resumed>) = 0 [pid 363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 363] write(3, "1000", 4) = 4 [pid 363] close(3) = 0 [pid 363] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] setpgid(0, 0) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 366] write(3, "1000", 4) = 4 [pid 366] close(3) = 0 [pid 366] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3) = 0 [pid 368] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 367] close(3) = 0 [pid 367] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 368] <... openat resumed>) = 3 [pid 367] <... openat resumed>) = 3 [pid 366] <... openat resumed>) = 3 [pid 365] <... openat resumed>) = 3 [pid 364] <... openat resumed>) = 3 [pid 363] <... openat resumed>) = 3 [ 23.775925][ T23] audit: type=1400 audit(1685599644.280:66): avc: denied { execmem } for pid=356 comm="syz-executor921" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.800476][ T23] audit: type=1400 audit(1685599644.300:67): avc: denied { write } for pid=364 comm="syz-executor921" name="001" dev="devtmpfs" ino=121 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:usb_device_t tclass=chr_file permissive=1 [pid 368] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 367] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 366] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 365] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 364] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 363] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 368] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 368] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 364] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 364] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 367] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 366] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 366] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 365] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [ 23.825247][ T368] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [ 23.834781][ T364] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [ 23.844170][ T367] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [ 23.853491][ T366] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [ 23.862857][ T365] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [pid 365] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 367] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 363] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 368] <... openat resumed>) = 4 [pid 367] <... openat resumed>) = 4 [pid 367] ioctl(4, USBDEVFS_IOCTL [pid 364] <... openat resumed>) = 4 [pid 368] ioctl(4, USBDEVFS_IOCTL [pid 367] <... ioctl resumed>, 0x20000040) = 0 [pid 366] <... openat resumed>) = 4 [pid 365] <... openat resumed>) = 4 [pid 363] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 367] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME) = 5 [pid 367] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 [pid 367] write(6, "3", 1 [pid 364] ioctl(4, USBDEVFS_IOCTL [pid 368] <... ioctl resumed>, 0x20000040) = -1 ENODATA (No data available) [pid 367] <... write resumed>) = 1 [pid 366] ioctl(4, USBDEVFS_IOCTL [pid 368] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 367] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 366] <... ioctl resumed>, 0x20000040) = -1 ENODATA (No data available) [pid 364] <... ioctl resumed>, 0x20000040) = -1 ENODATA (No data available) [pid 366] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 365] ioctl(4, USBDEVFS_IOCTL [ 23.872138][ T363] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [ 23.884990][ T367] FAULT_INJECTION: forcing a failure. [ 23.884990][ T367] name failslab, interval 1, probability 0, space 0, times 1 [ 23.897411][ T367] CPU: 0 PID: 367 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 23.907361][ T367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 23.917250][ T367] Call Trace: [ 23.920390][ T367] dump_stack+0x1d8/0x241 [ 23.924551][ T367] ? panic+0x896/0x896 [ 23.928457][ T367] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 23.934107][ T367] ? stack_trace_save+0x1c0/0x1c0 [ 23.938951][ T367] ? arch_stack_walk+0x111/0x140 [ 23.943731][ T367] should_fail+0x71f/0x880 [ 23.947980][ T367] ? setup_fault_attr+0x3d0/0x3d0 [ 23.952838][ T367] ? _raw_spin_lock+0xa4/0x1b0 [ 23.957438][ T367] ? _raw_spin_trylock_bh+0x190/0x190 [ 23.962645][ T367] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 23.967599][ T367] ? _raw_spin_lock_irqsave+0x210/0x210 [ 23.972977][ T367] ? usb_hcd_submit_urb+0x8a7/0x1b50 [ 23.978094][ T367] should_failslab+0x5/0x20 [ 23.982437][ T367] __kmalloc+0x51/0x2e0 [ 23.986439][ T367] ? usb_hcd_link_urb_to_ep+0x241/0x310 [ 23.991809][ T367] usb_hcd_submit_urb+0x8a7/0x1b50 [ 23.996762][ T367] ? usb_alloc_urb+0x3c/0x130 [ 24.001277][ T367] ? usb_control_msg+0x185/0x4c0 [ 24.006044][ T367] ? usb_reset_configuration+0x172/0xaa0 [ 24.011617][ T367] ? __kprobes_text_end+0x103b08/0x103b08 [ 24.017177][ T367] ? dma_map_page_attrs+0x100/0x100 [ 24.022195][ T367] ? usb_urb_ep_type_check+0xe2/0x150 [ 24.027397][ T367] ? usb_submit_urb+0xd94/0x1510 [ 24.032172][ T367] usb_start_wait_urb+0x120/0x350 [ 24.037032][ T367] ? usb_api_blocking_completion+0xa0/0xa0 [ 24.042935][ T367] usb_control_msg+0x2ad/0x4c0 [ 24.047557][ T367] ? asan.module_dtor+0x20/0x20 [ 24.052230][ T367] ? mutex_lock+0xa5/0x110 [ 24.056473][ T367] usb_reset_configuration+0x172/0xaa0 [ 24.061862][ T367] ? mutex_lock+0xa5/0x110 [ 24.066107][ T367] ? mutex_trylock+0xa0/0xa0 [ 24.070532][ T367] ? proc_setconfig+0x2aa/0x5a0 [ 24.075224][ T367] usbdev_do_ioctl+0xfae/0x1e40 [ 24.079913][ T367] ? destroy_async+0x1e0/0x1e0 [ 24.084515][ T367] ? ptrace_stop+0x6ee/0xa30 [ 24.088933][ T367] usbdev_ioctl+0x1e/0x30 [ 24.093101][ T367] ? usbdev_poll+0x1d0/0x1d0 [ 24.097535][ T367] do_vfs_ioctl+0x742/0x1720 [ 24.101954][ T367] ? ioctl_preallocate+0x250/0x250 [ 24.106905][ T367] ? check_preemption_disabled+0x153/0x320 [ 24.112539][ T367] ? syscall_trace_enter+0x650/0x940 [ 24.117662][ T367] ? do_syscall_64+0x1c0/0x1c0 [ 24.122262][ T367] ? switch_fpu_return+0x1d4/0x410 [pid 364] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 368] <... openat resumed>) = 5 [pid 367] <... ioctl resumed>, 0x20000040) = -1 ENOMEM (Cannot allocate memory) [pid 368] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 [pid 367] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 363] <... openat resumed>) = 4 [pid 368] write(6, "3", 1) = 1 [pid 367] <... openat resumed>) = 7 [pid 368] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 363] ioctl(4, USBDEVFS_IOCTL [ 24.127212][ T367] ? security_file_ioctl+0x7d/0xa0 [ 24.132155][ T367] __x64_sys_ioctl+0xd4/0x110 [ 24.136669][ T367] do_syscall_64+0xca/0x1c0 [ 24.141019][ T367] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 24.147744][ T368] FAULT_INJECTION: forcing a failure. [ 24.147744][ T368] name failslab, interval 1, probability 0, space 0, times 0 [ 24.160202][ T368] CPU: 0 PID: 368 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 24.170105][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 24.179998][ T368] Call Trace: [ 24.183133][ T368] dump_stack+0x1d8/0x241 [ 24.187303][ T368] ? panic+0x896/0x896 [ 24.191202][ T368] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 24.196870][ T368] ? stack_trace_save+0x1c0/0x1c0 [ 24.201708][ T368] ? arch_stack_walk+0x111/0x140 [ 24.206490][ T368] should_fail+0x71f/0x880 [ 24.210737][ T368] ? setup_fault_attr+0x3d0/0x3d0 [ 24.215598][ T368] ? _raw_spin_lock+0xa4/0x1b0 [ 24.220190][ T368] ? _raw_spin_trylock_bh+0x190/0x190 [ 24.225405][ T368] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 24.230357][ T368] ? _raw_spin_lock_irqsave+0x210/0x210 [ 24.235734][ T368] ? usb_hcd_submit_urb+0x8a7/0x1b50 [ 24.240859][ T368] should_failslab+0x5/0x20 [ 24.245196][ T368] __kmalloc+0x51/0x2e0 [ 24.249180][ T368] ? usb_hcd_link_urb_to_ep+0x241/0x310 [ 24.254580][ T368] usb_hcd_submit_urb+0x8a7/0x1b50 [ 24.259519][ T368] ? usb_alloc_urb+0x3c/0x130 [ 24.264027][ T368] ? usb_control_msg+0x185/0x4c0 [ 24.268799][ T368] ? usb_reset_configuration+0x172/0xaa0 [ 24.274265][ T368] ? __kprobes_text_end+0x103b08/0x103b08 [ 24.279833][ T368] ? dma_map_page_attrs+0x100/0x100 [ 24.284870][ T368] ? usb_urb_ep_type_check+0xe2/0x150 [ 24.290065][ T368] ? usb_submit_urb+0xd94/0x1510 [ 24.294930][ T368] usb_start_wait_urb+0x120/0x350 [ 24.299783][ T368] ? usb_api_blocking_completion+0xa0/0xa0 [ 24.305434][ T368] usb_control_msg+0x2ad/0x4c0 [ 24.310023][ T368] ? asan.module_dtor+0x20/0x20 [ 24.314796][ T368] ? mutex_lock+0xa5/0x110 [ 24.319049][ T368] usb_reset_configuration+0x172/0xaa0 [ 24.324347][ T368] ? mutex_lock+0xd6/0x110 [ 24.328595][ T368] ? mutex_trylock+0xa0/0xa0 [ 24.333032][ T368] ? proc_setconfig+0x2aa/0x5a0 [ 24.337716][ T368] usbdev_do_ioctl+0xfae/0x1e40 [ 24.342404][ T368] ? destroy_async+0x1e0/0x1e0 [ 24.347014][ T368] ? ptrace_stop+0x6ee/0xa30 [ 24.351424][ T368] usbdev_ioctl+0x1e/0x30 [ 24.355699][ T368] ? usbdev_poll+0x1d0/0x1d0 [ 24.360112][ T368] do_vfs_ioctl+0x742/0x1720 [ 24.364539][ T368] ? ioctl_preallocate+0x250/0x250 [ 24.369478][ T368] ? check_preemption_disabled+0x153/0x320 [pid 367] ioctl(7, USBDEVFS_IOCTL [pid 368] <... ioctl resumed>, 0x20000040) = -1 ENOMEM (Cannot allocate memory) [pid 366] <... openat resumed>) = 5 [pid 365] <... ioctl resumed>, 0x20000040) = -1 ENODATA (No data available) [pid 368] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 366] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 365] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 368] <... openat resumed>) = 7 [pid 366] <... openat resumed>) = 6 [pid 365] <... openat resumed>) = 5 [pid 364] <... openat resumed>) = 5 [pid 368] ioctl(7, USBDEVFS_IOCTL [pid 366] write(6, "3", 1 [pid 365] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 366] <... write resumed>) = 1 [pid 364] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 368] <... ioctl resumed>, 0x20000080) = 1 [pid 366] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 365] <... openat resumed>) = 6 [pid 363] <... ioctl resumed>, 0x20000040) = 0 [pid 368] exit_group(0 [pid 364] <... openat resumed>) = 6 [pid 363] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 364] write(6, "3", 1) = 1 [pid 364] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 365] write(6, "3", 1) = 1 [ 24.375129][ T368] ? syscall_trace_enter+0x650/0x940 [ 24.380256][ T368] ? do_syscall_64+0x1c0/0x1c0 [ 24.384851][ T368] ? switch_fpu_return+0x1d4/0x410 [ 24.389797][ T368] ? security_file_ioctl+0x7d/0xa0 [ 24.394746][ T368] __x64_sys_ioctl+0xd4/0x110 [ 24.399259][ T368] do_syscall_64+0xca/0x1c0 [ 24.403590][ T368] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 24.410442][ T368] hub 4-0:1.0: USB hub found [ 24.415185][ T368] hub 4-0:1.0: 1 port detected [ 24.421829][ T366] FAULT_INJECTION: forcing a failure. [pid 365] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 368] <... exit_group resumed>) = ? [ 24.421829][ T366] name failslab, interval 1, probability 0, space 0, times 0 [ 24.434233][ T366] CPU: 0 PID: 366 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 24.444303][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 24.454168][ T366] Call Trace: [ 24.457300][ T366] dump_stack+0x1d8/0x241 [ 24.461467][ T366] ? panic+0x896/0x896 [ 24.465374][ T366] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 24.471022][ T366] ? stack_trace_save+0x1c0/0x1c0 [ 24.475877][ T366] ? arch_stack_walk+0x111/0x140 [ 24.480655][ T366] should_fail+0x71f/0x880 [ 24.484898][ T366] ? setup_fault_attr+0x3d0/0x3d0 [ 24.489757][ T366] ? _raw_spin_lock+0xa4/0x1b0 [ 24.494984][ T366] ? _raw_spin_trylock_bh+0x190/0x190 [ 24.500172][ T366] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 24.505131][ T366] ? _raw_spin_lock_irqsave+0x210/0x210 [ 24.510509][ T366] ? usb_hcd_submit_urb+0x8a7/0x1b50 [ 24.515643][ T366] should_failslab+0x5/0x20 [ 24.519969][ T366] __kmalloc+0x51/0x2e0 [ 24.523962][ T366] ? usb_hcd_link_urb_to_ep+0x241/0x310 [ 24.529338][ T366] usb_hcd_submit_urb+0x8a7/0x1b50 [ 24.534288][ T366] ? usb_alloc_urb+0x3c/0x130 [ 24.538804][ T366] ? usb_control_msg+0x185/0x4c0 [ 24.543568][ T366] ? usb_reset_configuration+0x172/0xaa0 [ 24.549043][ T366] ? __kprobes_text_end+0x103b08/0x103b08 [ 24.554600][ T366] ? dma_map_page_attrs+0x100/0x100 [ 24.559645][ T366] ? usb_urb_ep_type_check+0xe2/0x150 [ 24.564832][ T366] ? usb_submit_urb+0xd94/0x1510 [ 24.569614][ T366] usb_start_wait_urb+0x120/0x350 [ 24.574564][ T366] ? usb_api_blocking_completion+0xa0/0xa0 [ 24.580200][ T366] usb_control_msg+0x2ad/0x4c0 [ 24.584804][ T366] ? asan.module_dtor+0x20/0x20 [ 24.589501][ T366] ? mutex_lock+0xa5/0x110 [ 24.593747][ T366] usb_reset_configuration+0x172/0xaa0 [ 24.599030][ T366] ? mutex_lock+0xd6/0x110 [ 24.603293][ T366] ? mutex_trylock+0xa0/0xa0 [ 24.607716][ T366] ? proc_setconfig+0x2aa/0x5a0 [ 24.612401][ T366] usbdev_do_ioctl+0xfae/0x1e40 [ 24.617089][ T366] ? destroy_async+0x1e0/0x1e0 [ 24.621700][ T366] ? ptrace_stop+0x6ee/0xa30 [ 24.626116][ T366] usbdev_ioctl+0x1e/0x30 [ 24.630277][ T366] ? usbdev_poll+0x1d0/0x1d0 [ 24.634707][ T366] do_vfs_ioctl+0x742/0x1720 [ 24.639134][ T366] ? ioctl_preallocate+0x250/0x250 [ 24.644088][ T366] ? check_preemption_disabled+0x153/0x320 [ 24.649719][ T366] ? syscall_trace_enter+0x650/0x940 [ 24.654850][ T366] ? do_syscall_64+0x1c0/0x1c0 [ 24.659447][ T366] ? switch_fpu_return+0x1d4/0x410 [ 24.664388][ T366] ? security_file_ioctl+0x7d/0xa0 [ 24.669344][ T366] __x64_sys_ioctl+0xd4/0x110 [ 24.673847][ T366] do_syscall_64+0xca/0x1c0 [pid 366] <... ioctl resumed>, 0x20000040) = -1 ENOMEM (Cannot allocate memory) [pid 366] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 367] <... ioctl resumed>, 0x20000080) = 1 [pid 363] <... openat resumed>) = 5 [pid 367] exit_group(0 [pid 363] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 367] <... exit_group resumed>) = ? [pid 363] <... openat resumed>) = 6 [pid 363] write(6, "3", 1) = 1 [pid 363] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 364] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 368] +++ exited with 0 +++ [pid 367] +++ exited with 0 +++ [pid 366] <... openat resumed>) = 7 [pid 365] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [ 24.678197][ T366] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 24.684144][ T367] hub 4-0:1.0: USB hub found [ 24.688650][ T367] hub 4-0:1.0: 1 port detected [ 24.694426][ T364] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #1 [ 24.704422][ T365] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #1 [ 24.714216][ T371] hub 4-0:1.0: activate --> -2 [ 24.718929][ T363] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #1 [pid 364] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 366] ioctl(7, USBDEVFS_IOCTL [pid 365] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 363] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 359] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=367, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 363] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 366] <... ioctl resumed>, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... clone resumed>, child_tidptr=0x555555b755d0) = 373 [pid 359] <... clone resumed>, child_tidptr=0x555555b755d0) = 374 ./strace-static-x86_64: Process 373 attached [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 373] setpgid(0, 0) = 0 [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 373] write(3, "1000", 4) = 4 [pid 373] close(3) = 0 [pid 373] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME) = 3 [ 24.723516][ T364] FAULT_INJECTION: forcing a failure. [ 24.723516][ T364] name failslab, interval 1, probability 0, space 0, times 0 [ 24.732775][ T363] FAULT_INJECTION: forcing a failure. [ 24.732775][ T363] name failslab, interval 1, probability 0, space 0, times 0 [ 24.740876][ T365] FAULT_INJECTION: forcing a failure. [ 24.740876][ T365] name failslab, interval 1, probability 0, space 0, times 0 [ 24.757204][ T373] usb usb4: usbfs: interface 0 claimed by hub while 'syz-executor921' sets config #0 [ 24.765866][ T364] CPU: 1 PID: 364 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 24.783838][ T373] FAULT_INJECTION: forcing a failure. [ 24.783838][ T373] name failslab, interval 1, probability 0, space 0, times 0 [ 24.784675][ T364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 24.784679][ T364] Call Trace: [ 24.784696][ T364] dump_stack+0x1d8/0x241 [ 24.784705][ T364] ? panic+0x896/0x896 [ 24.784722][ T364] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 24.823833][ T364] should_fail+0x71f/0x880 [ 24.828083][ T364] ? setup_fault_attr+0x3d0/0x3d0 [ 24.832942][ T364] ? security_file_alloc+0x24/0x120 [ 24.837972][ T364] should_failslab+0x5/0x20 [ 24.842314][ T364] kmem_cache_alloc+0x28/0x250 [ 24.846919][ T364] security_file_alloc+0x24/0x120 [ 24.851777][ T364] __alloc_file+0xb1/0x310 [ 24.856026][ T364] alloc_empty_file+0x92/0x180 [ 24.860628][ T364] path_openat+0x103/0x3480 [ 24.864973][ T364] ? stack_trace_save+0x118/0x1c0 [ 24.869828][ T364] ? debug_smp_processor_id+0x20/0x20 [ 24.875043][ T364] ? stack_trace_snprint+0x170/0x170 [ 24.880159][ T364] ? switch_mm_irqs_off+0x6b5/0xab0 [ 24.885195][ T364] ? __kasan_kmalloc+0x1d9/0x210 [ 24.889964][ T364] ? do_filp_open+0x450/0x450 [ 24.894477][ T364] ? do_sys_open+0x357/0x810 [ 24.898904][ T364] ? do_syscall_64+0xca/0x1c0 [ 24.903421][ T364] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 24.909323][ T364] do_filp_open+0x20b/0x450 [ 24.913661][ T364] ? vfs_tmpfile+0x280/0x280 [ 24.918094][ T364] ? _raw_spin_unlock+0x49/0x60 [ 24.922775][ T364] ? __alloc_fd+0x4c1/0x560 [ 24.927111][ T364] do_sys_open+0x39c/0x810 [pid 373] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 366] exit_group(0 [pid 373] <... ioctl resumed>, 0x20000040) = -1 EBUSY (Device or resource busy) [pid 373] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME) = 4 [pid 373] ioctl(4, USBDEVFS_IOCTL, 0x20000040) = 0 [pid 373] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME) = 5 [pid 373] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 6 [pid 373] write(6, "3", 1) = 1 [ 24.931363][ T364] ? file_open_root+0x490/0x490 [ 24.936055][ T364] ? switch_fpu_return+0x1d4/0x410 [ 24.941177][ T364] do_syscall_64+0xca/0x1c0 [ 24.945520][ T364] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 24.951244][ T373] CPU: 0 PID: 373 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 24.961217][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 24.971108][ T373] Call Trace: [ 24.974246][ T373] dump_stack+0x1d8/0x241 [ 24.978403][ T373] ? panic+0x896/0x896 [ 24.982309][ T373] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 24.987952][ T373] ? stack_trace_save+0x1c0/0x1c0 [ 24.992813][ T373] ? arch_stack_walk+0x111/0x140 [ 24.997586][ T373] should_fail+0x71f/0x880 [ 25.001838][ T373] ? setup_fault_attr+0x3d0/0x3d0 [ 25.006698][ T373] ? _raw_spin_lock+0xa4/0x1b0 [ 25.011300][ T373] ? _raw_spin_trylock_bh+0x190/0x190 [ 25.016596][ T373] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 25.021541][ T373] ? _raw_spin_lock_irqsave+0x210/0x210 [pid 373] ioctl(5, USBDEVFS_SETCONFIGURATION./strace-static-x86_64: Process 374 attached [pid 366] <... exit_group resumed>) = ? [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 [ 25.026937][ T373] ? usb_hcd_submit_urb+0x8a7/0x1b50 [ 25.032042][ T373] should_failslab+0x5/0x20 [ 25.036382][ T373] __kmalloc+0x51/0x2e0 [ 25.040375][ T373] ? usb_hcd_link_urb_to_ep+0x241/0x310 [ 25.045769][ T373] usb_hcd_submit_urb+0x8a7/0x1b50 [ 25.050707][ T373] ? usb_alloc_urb+0x3c/0x130 [ 25.055214][ T373] ? usb_control_msg+0x185/0x4c0 [ 25.059997][ T373] ? usb_reset_configuration+0x172/0xaa0 [ 25.065461][ T373] ? __kprobes_text_end+0x103b08/0x103b08 [ 25.071016][ T373] ? dma_map_page_attrs+0x100/0x100 [ 25.076051][ T373] ? usb_urb_ep_type_check+0xe2/0x150 [pid 374] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 364] <... openat resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 364] ioctl(-1, USBDEVFS_IOCTL, 0x20000080) = -1 EBADF (Bad file descriptor) [pid 364] exit_group(0) = ? [ 25.081254][ T373] ? usb_submit_urb+0xd94/0x1510 [ 25.086031][ T373] usb_start_wait_urb+0x120/0x350 [ 25.090891][ T373] ? usb_api_blocking_completion+0xa0/0xa0 [ 25.096533][ T373] usb_control_msg+0x2ad/0x4c0 [ 25.101127][ T373] ? asan.module_dtor+0x20/0x20 [ 25.105817][ T373] ? mutex_lock+0xa5/0x110 [ 25.110083][ T373] usb_reset_configuration+0x172/0xaa0 [ 25.115367][ T373] ? mutex_lock+0xa5/0x110 [ 25.119614][ T373] ? mutex_trylock+0xa0/0xa0 [ 25.124051][ T373] ? proc_setconfig+0x2aa/0x5a0 [ 25.128730][ T373] usbdev_do_ioctl+0xfae/0x1e40 [ 25.133428][ T373] ? destroy_async+0x1e0/0x1e0 [ 25.138025][ T373] ? ptrace_stop+0x6ee/0xa30 [ 25.142449][ T373] usbdev_ioctl+0x1e/0x30 [ 25.146612][ T373] ? usbdev_poll+0x1d0/0x1d0 [ 25.151034][ T373] do_vfs_ioctl+0x742/0x1720 [ 25.155552][ T373] ? ioctl_preallocate+0x250/0x250 [ 25.160498][ T373] ? check_preemption_disabled+0x153/0x320 [ 25.166149][ T373] ? syscall_trace_enter+0x650/0x940 [ 25.171260][ T373] ? do_syscall_64+0x1c0/0x1c0 [ 25.175860][ T373] ? switch_fpu_return+0x1d4/0x410 [ 25.180809][ T373] ? security_file_ioctl+0x7d/0xa0 [ 25.185756][ T373] __x64_sys_ioctl+0xd4/0x110 [ 25.190269][ T373] do_syscall_64+0xca/0x1c0 [ 25.194613][ T373] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 25.200342][ T363] CPU: 1 PID: 363 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 25.210315][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 25.220306][ T363] Call Trace: [ 25.223447][ T363] dump_stack+0x1d8/0x241 [ 25.227599][ T363] ? panic+0x896/0x896 [ 25.231506][ T363] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 25.237159][ T363] should_fail+0x71f/0x880 [ 25.241403][ T363] ? setup_fault_attr+0x3d0/0x3d0 [ 25.246269][ T363] ? security_file_alloc+0x24/0x120 [ 25.251294][ T363] should_failslab+0x5/0x20 [ 25.255636][ T363] kmem_cache_alloc+0x28/0x250 [ 25.260236][ T363] security_file_alloc+0x24/0x120 [ 25.265101][ T363] __alloc_file+0xb1/0x310 [ 25.269353][ T363] alloc_empty_file+0x92/0x180 [ 25.273953][ T363] path_openat+0x103/0x3480 [ 25.278294][ T363] ? stack_trace_save+0x118/0x1c0 [ 25.283167][ T363] ? debug_smp_processor_id+0x20/0x20 [ 25.288358][ T363] ? stack_trace_snprint+0x170/0x170 [ 25.293564][ T363] ? switch_mm_irqs_off+0x6b5/0xab0 [ 25.298601][ T363] ? __kasan_kmalloc+0x1d9/0x210 [ 25.303373][ T363] ? do_filp_open+0x450/0x450 [ 25.307943][ T363] ? do_sys_open+0x357/0x810 [ 25.312316][ T363] ? do_syscall_64+0xca/0x1c0 [ 25.316952][ T363] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 25.322856][ T363] do_filp_open+0x20b/0x450 [ 25.327192][ T363] ? vfs_tmpfile+0x280/0x280 [ 25.331623][ T363] ? _raw_spin_unlock+0x49/0x60 [ 25.336306][ T363] ? __alloc_fd+0x4c1/0x560 [ 25.340648][ T363] do_sys_open+0x39c/0x810 [ 25.344903][ T363] ? file_open_root+0x490/0x490 [ 25.349584][ T363] ? switch_fpu_return+0x1d4/0x410 [ 25.354536][ T363] do_syscall_64+0xca/0x1c0 [ 25.358886][ T363] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 25.364996][ T365] CPU: 1 PID: 365 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 25.374951][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 25.384835][ T365] Call Trace: [ 25.387973][ T365] dump_stack+0x1d8/0x241 [ 25.392146][ T365] ? panic+0x896/0x896 [ 25.396039][ T365] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 25.401693][ T365] ? prep_new_page+0x2cf/0x370 [ 25.406295][ T365] should_fail+0x71f/0x880 [ 25.410539][ T365] ? setup_fault_attr+0x3d0/0x3d0 [ 25.415583][ T365] ? __unwind_start+0x708/0x890 [ 25.420259][ T365] ? __alloc_file+0x26/0x310 [ 25.424683][ T365] should_failslab+0x5/0x20 [ 25.429021][ T365] kmem_cache_alloc+0x28/0x250 [ 25.433625][ T365] __alloc_file+0x26/0x310 [ 25.437884][ T365] alloc_empty_file+0x92/0x180 [ 25.442474][ T365] path_openat+0x103/0x3480 [ 25.446817][ T365] ? stack_trace_save+0x118/0x1c0 [ 25.451671][ T365] ? debug_smp_processor_id+0x20/0x20 [ 25.456896][ T365] ? stack_trace_snprint+0x170/0x170 [ 25.462007][ T365] ? __kasan_kmalloc+0x1d9/0x210 [ 25.466784][ T365] ? do_filp_open+0x450/0x450 [ 25.471285][ T365] ? do_sys_open+0x357/0x810 [ 25.475713][ T365] ? do_syscall_64+0xca/0x1c0 [pid 365] <... openat resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 365] ioctl(-1, USBDEVFS_IOCTL, 0x20000080) = -1 EBADF (Bad file descriptor) [pid 363] <... openat resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 373] <... ioctl resumed>, 0x20000040) = -1 ENOMEM (Cannot allocate memory) [pid 363] ioctl(-1, USBDEVFS_IOCTL [pid 374] <... openat resumed>) = 3 [pid 373] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 366] +++ exited with 0 +++ [pid 364] +++ exited with 0 +++ [pid 363] <... ioctl resumed>, 0x20000080) = -1 EBADF (Bad file descriptor) [pid 374] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 363] exit_group(0 [pid 360] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 358] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 365] exit_group(0) = ? [pid 363] <... exit_group resumed>) = ? [pid 360] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 358] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 374] <... ioctl resumed>, 0x20000040) = 0 [pid 363] +++ exited with 0 +++ [pid 365] +++ exited with 0 +++ [pid 362] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=363, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- ./strace-static-x86_64: Process 376 attached [pid 374] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 373] <... openat resumed>) = 7 [pid 360] <... clone resumed>, child_tidptr=0x555555b755d0) = 376 [pid 357] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=28} --- [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 374] <... openat resumed>) = 4 [pid 373] ioctl(7, USBDEVFS_IOCTL [pid 376] <... prctl resumed>) = 0 [pid 374] ioctl(4, USBDEVFS_IOCTL [pid 362] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 373] <... ioctl resumed>, 0x20000080) = -1 EHOSTUNREACH (No route to host) [pid 358] <... clone resumed>, child_tidptr=0x555555b755d0) = 377 [pid 357] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 377 attached [pid 374] <... ioctl resumed>, 0x20000040) = -1 EHOSTUNREACH (No route to host) [pid 374] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 357] <... restart_syscall resumed>) = 0 [pid 376] setpgid(0, 0 [pid 374] <... openat resumed>) = 5 [pid 373] exit_group(0 [pid 374] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 362] <... clone resumed>, child_tidptr=0x555555b755d0) = 378 [pid 373] <... exit_group resumed>) = ? [pid 376] <... setpgid resumed>) = 0 [pid 374] <... openat resumed>) = 6 [pid 374] write(6, "3", 1 [pid 357] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 374] <... write resumed>) = 1 ./strace-static-x86_64: Process 378 attached [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 374] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 0 [ 25.480228][ T365] ? entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 25.486133][ T365] do_filp_open+0x20b/0x450 [ 25.490472][ T365] ? vfs_tmpfile+0x280/0x280 [ 25.494900][ T365] ? _raw_spin_unlock+0x49/0x60 [ 25.499582][ T365] ? __alloc_fd+0x4c1/0x560 [ 25.503923][ T365] do_sys_open+0x39c/0x810 [ 25.508184][ T365] ? file_open_root+0x490/0x490 [ 25.512872][ T365] ? switch_fpu_return+0x1d4/0x410 [ 25.517813][ T365] do_syscall_64+0xca/0x1c0 [ 25.522156][ T365] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 378] close(3) = 0 [pid 378] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME./strace-static-x86_64: Process 379 attached [pid 379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 379] setpgid(0, 0) = 0 [pid 379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 379] write(3, "1000", 4) = 4 [pid 379] close(3) = 0 [pid 379] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 377] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 376] <... openat resumed>) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3 [pid 357] <... clone resumed>, child_tidptr=0x555555b755d0) = 379 [pid 376] <... close resumed>) = 0 [ 25.537148][ T374] FAULT_INJECTION: forcing a failure. [ 25.537148][ T374] name failslab, interval 1, probability 0, space 0, times 0 [ 25.549706][ T374] CPU: 0 PID: 374 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 25.559668][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 25.569555][ T374] Call Trace: [ 25.572685][ T374] dump_stack+0x1d8/0x241 [ 25.576846][ T374] ? panic+0x896/0x896 [ 25.580749][ T374] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 25.586397][ T374] ? pointer+0xb10/0xb10 [ 25.590851][ T374] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 25.596139][ T374] should_fail+0x71f/0x880 [ 25.600386][ T374] ? string+0x29e/0x2f0 [ 25.604374][ T374] ? setup_fault_attr+0x3d0/0x3d0 [ 25.609244][ T374] ? ptr_to_hashval+0x60/0x60 [ 25.613763][ T374] ? kobject_set_name_vargs+0x5d/0x110 [ 25.619039][ T374] should_failslab+0x5/0x20 [ 25.623390][ T374] __kmalloc_track_caller+0x4f/0x2b0 [ 25.628499][ T374] kvasprintf+0xd6/0x180 [ 25.632588][ T374] ? rpm_resume+0xba3/0x1bf0 [ 25.637025][ T374] ? asan.module_ctor+0x10/0x10 [ 25.641698][ T374] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 25.646990][ T374] ? _raw_spin_lock+0x1b0/0x1b0 [ 25.651675][ T374] ? kvasprintf_const+0x4d/0x170 [ 25.656448][ T374] kobject_set_name_vargs+0x5d/0x110 [ 25.661575][ T374] dev_set_name+0xd1/0x120 [ 25.665822][ T374] ? get_device+0x30/0x30 [ 25.669990][ T374] ? pm_runtime_init+0x210/0x320 [ 25.674765][ T374] usb_set_configuration+0xef6/0x1e30 [ 25.679981][ T374] usbdev_do_ioctl+0xfae/0x1e40 [ 25.684665][ T374] ? destroy_async+0x1e0/0x1e0 [ 25.689266][ T374] ? ptrace_stop+0x6ee/0xa30 [ 25.693688][ T374] usbdev_ioctl+0x1e/0x30 [ 25.697848][ T374] ? usbdev_poll+0x1d0/0x1d0 [ 25.702274][ T374] do_vfs_ioctl+0x742/0x1720 [ 25.706703][ T374] ? ioctl_preallocate+0x250/0x250 [ 25.711669][ T374] ? check_preemption_disabled+0x153/0x320 [ 25.717295][ T374] ? syscall_trace_enter+0x650/0x940 [ 25.722413][ T374] ? do_syscall_64+0x1c0/0x1c0 [ 25.727010][ T374] ? switch_fpu_return+0x1d4/0x410 [ 25.731969][ T374] ? security_file_ioctl+0x7d/0xa0 [pid 376] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 374] <... ioctl resumed>, 0x20000040) = 0 [pid 379] <... openat resumed>) = 3 [pid 378] <... openat resumed>) = 3 [pid 377] <... openat resumed>) = 3 [pid 376] <... openat resumed>) = 3 [pid 373] +++ exited with 0 +++ [pid 374] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 379] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 378] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 377] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 376] ioctl(3, USBDEVFS_SETCONFIGURATION [pid 361] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=373, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 374] <... openat resumed>) = 7 [pid 379] <... ioctl resumed>, 0x20000040) = 0 [pid 378] <... ioctl resumed>, 0x20000040) = 0 [pid 377] <... ioctl resumed>, 0x20000040) = 0 [pid 376] <... ioctl resumed>, 0x20000040) = 0 [pid 374] ioctl(7, USBDEVFS_IOCTL [pid 379] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 378] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 377] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 376] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 374] <... ioctl resumed>, 0x20000080) = -1 EHOSTUNREACH (No route to host) [pid 379] <... openat resumed>) = 4 [pid 378] <... openat resumed>) = 4 [pid 377] <... openat resumed>) = 4 [pid 376] <... openat resumed>) = 4 [pid 374] exit_group(0 [pid 361] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 380 attached [pid 379] ioctl(4, USBDEVFS_IOCTL [pid 378] ioctl(4, USBDEVFS_IOCTL [pid 377] ioctl(4, USBDEVFS_IOCTL [pid 376] ioctl(4, USBDEVFS_IOCTL [pid 374] <... exit_group resumed>) = ? [pid 379] <... ioctl resumed>, 0x20000040) = -1 EHOSTUNREACH (No route to host) [pid 377] <... ioctl resumed>, 0x20000040) = -1 EHOSTUNREACH (No route to host) [pid 376] <... ioctl resumed>, 0x20000040) = -1 EHOSTUNREACH (No route to host) [pid 361] <... clone resumed>, child_tidptr=0x555555b755d0) = 380 [pid 379] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 378] <... ioctl resumed>, 0x20000040) = -1 EHOSTUNREACH (No route to host) [pid 377] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 376] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 379] <... openat resumed>) = 5 [pid 378] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 377] <... openat resumed>) = 5 [pid 376] <... openat resumed>) = 5 [pid 379] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 378] <... openat resumed>) = 5 [pid 377] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 376] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 374] +++ exited with 0 +++ [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 379] <... openat resumed>) = 6 [pid 378] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR [pid 377] <... openat resumed>) = 6 [pid 376] <... openat resumed>) = 6 [pid 380] <... prctl resumed>) = 0 [pid 359] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 379] write(6, "3", 1 [pid 377] write(6, "3", 1 [pid 376] write(6, "3", 1 [pid 359] restart_syscall(<... resuming interrupted clone ...> [pid 379] <... write resumed>) = 1 [pid 378] <... openat resumed>) = 6 [pid 377] <... write resumed>) = 1 [pid 376] <... write resumed>) = 1 [pid 359] <... restart_syscall resumed>) = 0 [pid 379] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 378] write(6, "3", 1 [pid 377] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 376] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 380] setpgid(0, 0 [pid 378] <... write resumed>) = 1 [pid 380] <... setpgid resumed>) = 0 [pid 378] ioctl(5, USBDEVFS_SETCONFIGURATION [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 359] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555b755d0) = 381 ./strace-static-x86_64: Process 381 attached [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 381] setpgid(0, 0) = 0 [ 25.736912][ T374] __x64_sys_ioctl+0xd4/0x110 [ 25.741429][ T374] do_syscall_64+0xca/0x1c0 [ 25.745772][ T374] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 25.752091][ T374] usb usb4: device_add((null)) --> -22 [ 25.770766][ T379] FAULT_INJECTION: forcing a failure. [ 25.770766][ T379] name failslab, interval 1, probability 0, space 0, times 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [ 25.783706][ T379] CPU: 1 PID: 379 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 25.793668][ T379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 25.803556][ T379] Call Trace: [ 25.806697][ T379] dump_stack+0x1d8/0x241 [ 25.810853][ T379] ? panic+0x896/0x896 [ 25.814754][ T379] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 25.820401][ T379] ? pointer+0xb10/0xb10 [ 25.824477][ T379] should_fail+0x71f/0x880 [ 25.828727][ T379] ? string+0x29e/0x2f0 [ 25.832718][ T379] ? setup_fault_attr+0x3d0/0x3d0 [ 25.837578][ T379] ? ptr_to_hashval+0x60/0x60 [ 25.842094][ T379] ? kobject_set_name_vargs+0x5d/0x110 [ 25.847394][ T379] should_failslab+0x5/0x20 [ 25.851726][ T379] __kmalloc_track_caller+0x4f/0x2b0 [ 25.856855][ T379] kvasprintf+0xd6/0x180 [ 25.860927][ T379] ? rpm_resume+0xba3/0x1bf0 [ 25.865354][ T379] ? asan.module_ctor+0x10/0x10 [ 25.870042][ T379] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 25.875342][ T379] ? _raw_spin_lock+0x1b0/0x1b0 [ 25.880034][ T379] ? kvasprintf_const+0x4d/0x170 [ 25.884804][ T379] kobject_set_name_vargs+0x5d/0x110 [ 25.889919][ T379] dev_set_name+0xd1/0x120 [ 25.894175][ T379] ? get_device+0x30/0x30 [ 25.898345][ T379] ? pm_runtime_init+0x210/0x320 [ 25.903121][ T379] usb_set_configuration+0xef6/0x1e30 [ 25.908322][ T379] usbdev_do_ioctl+0xfae/0x1e40 [ 25.913004][ T379] ? destroy_async+0x1e0/0x1e0 [ 25.917606][ T379] ? ptrace_stop+0x6ee/0xa30 [ 25.922033][ T379] usbdev_ioctl+0x1e/0x30 [ 25.926208][ T379] ? usbdev_poll+0x1d0/0x1d0 [ 25.930632][ T379] do_vfs_ioctl+0x742/0x1720 [pid 381] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 379] <... ioctl resumed>, 0x20000040) = 0 [ 25.935061][ T379] ? ioctl_preallocate+0x250/0x250 [ 25.940010][ T379] ? check_preemption_disabled+0x153/0x320 [ 25.945670][ T379] ? syscall_trace_enter+0x650/0x940 [ 25.950766][ T379] ? do_syscall_64+0x1c0/0x1c0 [ 25.955366][ T379] ? switch_fpu_return+0x1d4/0x410 [ 25.960308][ T379] ? security_file_ioctl+0x7d/0xa0 [ 25.965257][ T379] __x64_sys_ioctl+0xd4/0x110 [ 25.969889][ T379] do_syscall_64+0xca/0x1c0 [ 25.974200][ T379] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 25.981045][ T379] usb usb4: device_add((null)) --> -22 [ 25.986413][ T377] FAULT_INJECTION: forcing a failure. [ 25.986413][ T377] name failslab, interval 1, probability 0, space 0, times 0 [ 25.998984][ T377] CPU: 1 PID: 377 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 26.008938][ T377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 26.018833][ T377] Call Trace: [ 26.021984][ T377] dump_stack+0x1d8/0x241 [ 26.026121][ T377] ? panic+0x896/0x896 [ 26.030031][ T377] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 26.035681][ T377] ? stack_trace_save+0x1c0/0x1c0 [ 26.040529][ T377] ? arch_stack_walk+0x111/0x140 [ 26.045304][ T377] should_fail+0x71f/0x880 [ 26.049562][ T377] ? setup_fault_attr+0x3d0/0x3d0 [ 26.054422][ T377] ? _raw_spin_lock+0xa4/0x1b0 [ 26.059022][ T377] ? _raw_spin_trylock_bh+0x190/0x190 [ 26.064239][ T377] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.069182][ T377] ? _raw_spin_lock_irqsave+0x210/0x210 [ 26.074553][ T377] ? usb_hcd_submit_urb+0x8a7/0x1b50 [ 26.079673][ T377] should_failslab+0x5/0x20 [ 26.084011][ T377] __kmalloc+0x51/0x2e0 [ 26.088008][ T377] ? usb_hcd_link_urb_to_ep+0x241/0x310 [ 26.093393][ T377] usb_hcd_submit_urb+0x8a7/0x1b50 [ 26.098337][ T377] ? usb_alloc_urb+0x3c/0x130 [ 26.102852][ T377] ? usb_control_msg+0x185/0x4c0 [ 26.107624][ T377] ? usb_reset_configuration+0x172/0xaa0 [ 26.113090][ T377] ? __kprobes_text_end+0x103b08/0x103b08 [ 26.118644][ T377] ? dma_map_page_attrs+0x100/0x100 [ 26.123684][ T377] ? usb_urb_ep_type_check+0xe2/0x150 [ 26.128889][ T377] ? usb_submit_urb+0xd94/0x1510 [ 26.133666][ T377] usb_start_wait_urb+0x120/0x350 [ 26.138531][ T377] ? usb_api_blocking_completion+0xa0/0xa0 [ 26.144198][ T377] usb_control_msg+0x2ad/0x4c0 [ 26.150935][ T377] ? asan.module_dtor+0x20/0x20 [ 26.155622][ T377] ? mutex_lock+0xa5/0x110 [ 26.159871][ T377] usb_reset_configuration+0x172/0xaa0 [ 26.165174][ T377] ? mutex_lock+0xd6/0x110 [ 26.169415][ T377] ? mutex_trylock+0xa0/0xa0 [ 26.173849][ T377] ? proc_setconfig+0x2aa/0x5a0 [ 26.178531][ T377] usbdev_do_ioctl+0xfae/0x1e40 [ 26.183222][ T377] ? destroy_async+0x1e0/0x1e0 [ 26.187820][ T377] ? ptrace_stop+0x6ee/0xa30 [ 26.192254][ T377] usbdev_ioctl+0x1e/0x30 [ 26.196409][ T377] ? usbdev_poll+0x1d0/0x1d0 [ 26.200835][ T377] do_vfs_ioctl+0x742/0x1720 [ 26.205276][ T377] ? ioctl_preallocate+0x250/0x250 [ 26.210225][ T377] ? check_preemption_disabled+0x153/0x320 [ 26.215861][ T377] ? syscall_trace_enter+0x650/0x940 [ 26.221070][ T377] ? do_syscall_64+0x1c0/0x1c0 [ 26.225673][ T377] ? switch_fpu_return+0x1d4/0x410 [ 26.230608][ T377] ? security_file_ioctl+0x7d/0xa0 [ 26.235554][ T377] __x64_sys_ioctl+0xd4/0x110 [pid 379] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 377] <... ioctl resumed>, 0x20000040) = -1 ENOMEM (Cannot allocate memory) [ 26.240069][ T377] do_syscall_64+0xca/0x1c0 [ 26.244421][ T377] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 26.250420][ T376] FAULT_INJECTION: forcing a failure. [ 26.250420][ T376] name failslab, interval 1, probability 0, space 0, times 0 [ 26.262850][ T376] CPU: 1 PID: 376 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 26.272781][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 26.282665][ T376] Call Trace: [ 26.285803][ T376] dump_stack+0x1d8/0x241 [ 26.289961][ T376] ? panic+0x896/0x896 [ 26.293875][ T376] ? nf_ct_l4proto_log_invalid+0x258/0x258 [ 26.299513][ T376] ? stack_trace_save+0x1c0/0x1c0 [ 26.304369][ T376] ? arch_stack_walk+0x111/0x140 [ 26.309148][ T376] should_fail+0x71f/0x880 [ 26.313399][ T376] ? setup_fault_attr+0x3d0/0x3d0 [ 26.318258][ T376] ? _raw_spin_lock+0xa4/0x1b0 [ 26.322867][ T376] ? _raw_spin_trylock_bh+0x190/0x190 [ 26.328066][ T376] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 26.333013][ T376] ? _raw_spin_lock_irqsave+0x210/0x210 [ 26.338395][ T376] ? usb_hcd_submit_urb+0x8a7/0x1b50 [ 26.343599][ T376] should_failslab+0x5/0x20 [ 26.347946][ T376] __kmalloc+0x51/0x2e0 [ 26.351952][ T376] ? usb_hcd_link_urb_to_ep+0x241/0x310 [ 26.357319][ T376] usb_hcd_submit_urb+0x8a7/0x1b50 [ 26.362381][ T376] ? usb_alloc_urb+0x3c/0x130 [ 26.366881][ T376] ? usb_control_msg+0x185/0x4c0 [ 26.371658][ T376] ? usb_reset_configuration+0x172/0xaa0 [ 26.377134][ T376] ? __kprobes_text_end+0x103b08/0x103b08 [ 26.382680][ T376] ? dma_map_page_attrs+0x100/0x100 [ 26.387724][ T376] ? usb_urb_ep_type_check+0xe2/0x150 [ 26.393013][ T376] ? usb_submit_urb+0xd94/0x1510 [ 26.397791][ T376] usb_start_wait_urb+0x120/0x350 [ 26.402688][ T376] ? usb_api_blocking_completion+0xa0/0xa0 [ 26.408287][ T376] usb_control_msg+0x2ad/0x4c0 [ 26.412884][ T376] ? asan.module_dtor+0x20/0x20 [ 26.417569][ T376] ? mutex_lock+0xa5/0x110 [ 26.421839][ T376] usb_reset_configuration+0x172/0xaa0 [ 26.427139][ T376] ? mutex_lock+0xd6/0x110 [ 26.431368][ T376] ? mutex_trylock+0xa0/0xa0 [ 26.435922][ T376] ? proc_setconfig+0x2aa/0x5a0 [ 26.440608][ T376] usbdev_do_ioctl+0xfae/0x1e40 [ 26.445293][ T376] ? destroy_async+0x1e0/0x1e0 [ 26.449992][ T376] ? ptrace_stop+0x6ee/0xa30 [ 26.454400][ T376] usbdev_ioctl+0x1e/0x30 [ 26.458570][ T376] ? usbdev_poll+0x1d0/0x1d0 [ 26.462992][ T376] do_vfs_ioctl+0x742/0x1720 [ 26.467432][ T376] ? ioctl_preallocate+0x250/0x250 [ 26.472368][ T376] ? check_preemption_disabled+0x153/0x320 [ 26.478019][ T376] ? syscall_trace_enter+0x650/0x940 [ 26.483133][ T376] ? do_syscall_64+0x1c0/0x1c0 [pid 377] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME [pid 376] <... ioctl resumed>, 0x20000040) = -1 ENOMEM (Cannot allocate memory) [pid 376] openat(AT_FDCWD, "/dev/bus/usb/004/001", O_WRONLY|O_NOATIME) = 7 [ 26.487732][ T376] ? switch_fpu_return+0x1d4/0x410 [ 26.492677][ T376] ? security_file_ioctl+0x7d/0xa0 [ 26.497622][ T376] __x64_sys_ioctl+0xd4/0x110 [ 26.502139][ T376] do_syscall_64+0xca/0x1c0 [ 26.506478][ T376] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 26.513036][ T376] kasan: CONFIG_KASAN_INLINE enabled [ 26.518376][ T376] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 26.526306][ T376] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 26.533020][ T376] CPU: 1 PID: 376 Comm: syz-executor921 Not tainted 5.4.242-syzkaller-00065-g10e0626a3202 #0 [ 26.542988][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 26.552900][ T376] RIP: 0010:__device_attach+0xb4/0x490 [ 26.558197][ T376] Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 3d 32 fd fe 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 0f 85 51 03 00 00 0f b6 1b 89 de 83 e6 01 45 [ 26.577623][ T376] RSP: 0018:ffff8881dbe779c0 EFLAGS: 00010202 [ 26.583524][ T376] RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff844f0c25 [ 26.591331][ T376] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881dbe77940 [ 26.599148][ T376] RBP: ffff8881dbe77a90 R08: dffffc0000000000 R09: ffffed103b7cef29 [ 26.606969][ T376] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881dc493030 [ 26.614768][ T376] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.622580][ T376] FS: 0000555555b75300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 26.631437][ T376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.637942][ T376] CR2: 00007f6e3b9542a4 CR3: 00000001dc3a0000 CR4: 00000000003406a0 [ 26.645754][ T376] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.653827][ T376] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.661634][ T376] Call Trace: [ 26.664776][ T376] ? device_attach+0x20/0x20 [ 26.669195][ T376] ? avc_has_extended_perms+0xb03/0x1120 [ 26.674660][ T376] ? usb_ifnum_to_if+0x255/0x2d0 [ 26.679432][ T376] proc_ioctl+0x441/0x610 [ 26.683601][ T376] proc_ioctl_default+0xb9/0xf0 [ 26.688287][ T376] ? proc_releaseinterface+0x200/0x200 [ 26.693670][ T376] usbdev_do_ioctl+0x13e5/0x1e40 [ 26.698438][ T376] ? destroy_async+0x1e0/0x1e0 [ 26.703047][ T376] ? ptrace_stop+0x6ee/0xa30 [ 26.707465][ T376] usbdev_ioctl+0x1e/0x30 [ 26.711634][ T376] ? usbdev_poll+0x1d0/0x1d0 [ 26.716060][ T376] do_vfs_ioctl+0x742/0x1720 [ 26.720486][ T376] ? ioctl_preallocate+0x250/0x250 [ 26.725440][ T376] ? check_preemption_disabled+0x153/0x320 [ 26.731076][ T376] ? syscall_trace_enter+0x650/0x940 [ 26.736201][ T376] ? do_syscall_64+0x1c0/0x1c0 [ 26.740802][ T376] ? switch_fpu_return+0x1d4/0x410 [ 26.745747][ T376] ? security_file_ioctl+0x7d/0xa0 [ 26.750692][ T376] __x64_sys_ioctl+0xd4/0x110 [ 26.755204][ T376] do_syscall_64+0xca/0x1c0 [ 26.759633][ T376] entry_SYSCALL_64_after_hwframe+0x5c/0xc1 [ 26.765530][ T376] Modules linked in: [ 26.769850][ T376] ---[ end trace 741c69ad8305fde0 ]--- [ 26.775635][ T376] RIP: 0010:__device_attach+0xb4/0x490 [ 26.781035][ T376] Code: 5c 24 68 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 3d 32 fd fe 4c 8b 2b 49 8d 9d c8 00 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 04 30 84 c0 0f 85 51 03 00 00 0f b6 1b 89 de 83 e6 01 45 [ 26.800499][ T376] RSP: 0018:ffff8881dbe779c0 EFLAGS: 00010202 [ 26.806399][ T376] RAX: 0000000000000019 RBX: 00000000000000c8 RCX: ffffffff844f0c25 [ 26.814203][ T376] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881dbe77940 [ 26.821966][ T376] RBP: ffff8881dbe77a90 R08: dffffc0000000000 R09: ffffed103b7cef29 [ 26.829804][ T376] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881dc493030 [ 26.837706][ T376] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.845538][ T376] FS: 0000555555b75300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 26.854278][ T376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.860687][ T376] CR2: 00007f6e3b9542a4 CR3: 00000001dc3a0000 CR4: 00000000003406a0 [ 26.868548][ T376] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.876323][ T376] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.884367][ T376] Kernel panic - not syncing: Fatal exception [ 26.890462][ T376] Kernel Offset: disabled [ 26.894588][ T376] Rebooting in 86400 seconds..