./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor815665782 <...> forked to background, child pid 3182 no interfaces have a carrier [ 23.053547][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 23.062938][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. execve("./syz-executor815665782", ["./syz-executor815665782"], 0x7ffcfed5a9f0 /* 10 vars */) = 0 brk(NULL) = 0x5555565c4000 brk(0x5555565c4c40) = 0x5555565c4c40 arch_prctl(ARCH_SET_FS, 0x5555565c4300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555565c45d0) = 3604 set_robust_list(0x5555565c45e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f4d73d03940, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f4d73d04010}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f4d73d039e0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4d73d04010}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor815665782", 4096) = 27 brk(0x5555565e5c40) = 0x5555565e5c40 brk(0x5555565e6000) = 0x5555565e6000 mprotect(0x7f4d73dc4000, 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 futex(0x7f4d73dca4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f4d73cd3000 mprotect(0x7f4d73cd4000, 131072, PROT_READ|PROT_WRITE) = 0 clone(child_stack=0x7f4d73cf33f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3605], tls=0x7f4d73cf3700, child_tidptr=0x7f4d73cf39d0) = 3605 futex(0x7f4d73dca4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 futex(0x7f4d73dca4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 3605 attached [pid 3605] set_robust_list(0x7f4d73cf39e0, 24) = 0 [pid 3605] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3605] ioctl(3, USB_RAW_IOCTL_INIT, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 18 syzkaller login: [ 41.028413][ T14] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 18 [ 41.268354][ T14] usb 1-1: Using ep0 maxpacket: 16 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 9 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 27 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 4 [ 41.389205][ T14] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8B has an invalid bInterval 0, changing to 7 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 8 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 8 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7f4d73cf12c0) = 8 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7f4d73cf22d0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4d73dca60c) = 6 [ 41.558517][ T14] usb 1-1: New USB device found, idVendor=15c2, idProduct=0040, bcdDevice=80.f3 [ 41.567617][ T14] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 41.575693][ T14] usb 1-1: Product: syz [ 41.579971][ T14] usb 1-1: Manufacturer: syz [ 41.584542][ T14] usb 1-1: SerialNumber: syz [ 41.591215][ T14] usb 1-1: config 0 descriptor?? [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7f4d73cf12c0) = 0 [ 41.652266][ T14] input: iMON Panel, Knob and Mouse(15c2:0040) as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/input/input5 [pid 3605] futex(0x7f4d73dca4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3604] <... futex resumed>) = 0 [pid 3605] <... futex resumed>) = 1 [pid 3604] futex(0x7f4d73dca4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3604] <... futex resumed>) = 0 [pid 3604] futex(0x7f4d73dca4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3605] <... ioctl resumed>, 0x7f4d73cf22f0) = 0 [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7f4d73cf12e0) = 8 [ 41.938400][ T14] rc_core: IR keymap rc-imon-pad not found [ 41.944231][ T14] Registered IR keymap rc-empty [ 41.949319][ T14] imon 1-1:0.0: Looks like you're trying to use an IR protocol this device does not support [ 41.959483][ T14] imon 1-1:0.0: Unsupported IR protocol specified, overriding to iMON IR protocol [pid 3605] futex(0x7f4d73dca4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3604] <... futex resumed>) = 0 [pid 3605] <... futex resumed>) = 1 [pid 3604] futex(0x7f4d73dca4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3604] <... futex resumed>) = 0 [pid 3605] <... ioctl resumed>, 0x7f4d73cf22f0) = 0 [pid 3604] futex(0x7f4d73dca4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3605] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7f4d73cf12e0) = 8 [ 42.089285][ T14] rc rc0: iMON Remote (15c2:0040) as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0 [ 42.099884][ T14] input: iMON Remote (15c2:0040) as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0/input6 [ 42.114574][ T14] imon 1-1:0.0: iMON device (15c2:0040, intf0) on usb<1:2> initialized [pid 3605] futex(0x7f4d73dca4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] futex(0x7f4d73dca4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] <... futex resumed>) = 0 [pid 3604] futex(0x7f4d73dca4c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] <... futex resumed>) = 0 [pid 3604] futex(0x7f4d73dca4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3605] openat(AT_FDCWD, "/dev/char/180:0", O_RDWR) = 4 [pid 3605] futex(0x7f4d73dca4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3604] <... futex resumed>) = 0 [pid 3605] <... futex resumed>) = 1 [pid 3604] futex(0x7f4d73dca4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3605] write(4, "\x12", 1 [pid 3604] <... futex resumed>) = 0 [pid 3604] futex(0x7f4d73dca4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3604] futex(0x7f4d73dca4dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f4d73cb2000 [pid 3604] mprotect(0x7f4d73cb3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3604] clone(child_stack=0x7f4d73cd23f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3611], tls=0x7f4d73cd2700, child_tidptr=0x7f4d73cd29d0) = 3611 [pid 3604] futex(0x7f4d73dca4d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] futex(0x7f4d73dca4dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3611 attached [pid 3611] set_robust_list(0x7f4d73cd29e0, 24) = 0 [ 42.327286][ T3611] ------------[ cut here ]------------ [ 42.332942][ T3611] URB ffff888016e20900 submitted while active [ 42.339552][ T3611] WARNING: CPU: 0 PID: 3611 at drivers/usb/core/urb.c:378 usb_submit_urb+0x14e8/0x1880 [ 42.349282][ T3611] Modules linked in: [ 42.353163][ T3611] CPU: 0 PID: 3611 Comm: syz-executor815 Not tainted 6.0.0-rc1-syzkaller-00409-ge3f259d33c0e #0 [ 42.363645][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [pid 3611] write(4, "\x12", 1 [pid 3604] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 42.373864][ T3611] RIP: 0010:usb_submit_urb+0x14e8/0x1880 [ 42.379565][ T3611] Code: 89 de e8 6b 94 ee fb 84 db 0f 85 a3 f3 ff ff e8 de 97 ee fb 4c 89 fe 48 c7 c7 a0 e2 8f 8a c6 05 be 1a 3c 08 01 e8 15 c9 ac 03 <0f> 0b e9 81 f3 ff ff 48 89 7c 24 40 e8 b7 97 ee fb 48 8b 7c 24 40 [ 42.399429][ T3611] RSP: 0018:ffffc90003b4fc50 EFLAGS: 00010286 [ 42.405540][ T3611] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.413608][ T3611] RDX: ffff88801ea58000 RSI: ffffffff8161f5a8 RDI: fffff52000769f7c [ 42.421658][ T3611] RBP: ffff888025809a00 R08: 0000000000000005 R09: 0000000000000000 [ 42.430016][ T3611] R10: 0000000080000000 R11: 0000000000000000 R12: ffff888016e20900 [ 42.438016][ T3611] R13: ffff88801de67128 R14: 00000000fffffff0 R15: ffff888016e20900 [ 42.446107][ T3611] FS: 00007f4d73cd2700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 42.455431][ T3611] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.462094][ T3611] CR2: 00007f4d73cd2718 CR3: 000000001e199000 CR4: 0000000000350ef0 [ 42.470141][ T3611] Call Trace: [ 42.473444][ T3611] [ 42.476369][ T3611] ? rcu_read_lock_sched_held+0x3a/0x70 [ 42.482025][ T3611] ? trace_kmalloc+0x32/0x100 [ 42.487174][ T3611] send_packet+0x422/0xbc0 [ 42.491656][ T3611] vfd_write+0x2d9/0x550 [ 42.495929][ T3611] vfs_write+0x2d7/0xdd0 [ 42.500370][ T3611] ? send_packet+0xbc0/0xbc0 [ 42.504999][ T3611] ? vfs_read+0x930/0x930 [ 42.509458][ T3611] ? __fget_files+0x26a/0x440 [ 42.514186][ T3611] ? __fget_light+0xe5/0x270 [ 42.518870][ T3611] ksys_write+0x127/0x250 [ 42.523234][ T3611] ? __ia32_sys_read+0xb0/0xb0 [ 42.528095][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 42.533339][ T3611] ? _raw_spin_unlock_irq+0x2a/0x40 [ 42.538689][ T3611] ? ptrace_notify+0xfa/0x140 [ 42.543541][ T3611] do_syscall_64+0x35/0xb0 [ 42.547956][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.554132][ T3611] RIP: 0033:0x7f4d73d460a9 [ 42.558653][ T3611] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 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 b8 ff ff ff f7 d8 64 89 01 48 [pid 3604] exit_group(0) = ? [ 42.578683][ T3611] RSP: 002b:00007f4d73cd2318 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.587177][ T3611] RAX: ffffffffffffffda RBX: 00007f4d73dca4d8 RCX: 00007f4d73d460a9 [ 42.595520][ T3611] RDX: 0000000000000001 RSI: 0000000020001000 RDI: 0000000000000004 [ 42.598893][ T3605] imon:send_packet: task interrupted [ 42.603568][ T3611] RBP: 00007f4d73dca4d0 R08: 00007f4d73cd2700 R09: 0000000000000000 [ 42.616808][ T3611] R10: 00007f4d73cd2700 R11: 0000000000000246 R12: 0b8b0509005504e1 [ 42.624830][ T3611] R13: 00007ffd28cf9b5f R14: 00007f4d73cd2400 R15: 0000000000022000 [ 42.632875][ T3611] [ 42.635886][ T3611] Kernel panic - not syncing: panic_on_warn set ... [ 42.642539][ T3611] CPU: 1 PID: 3611 Comm: syz-executor815 Not tainted 6.0.0-rc1-syzkaller-00409-ge3f259d33c0e #0 [ 42.652933][ T3611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 42.662974][ T3611] Call Trace: [ 42.666240][ T3611] [ 42.669156][ T3611] dump_stack_lvl+0xcd/0x134 [ 42.673740][ T3611] panic+0x2c8/0x627 [ 42.677619][ T3611] ? panic_print_sys_info.part.0+0x10b/0x10b [ 42.683598][ T3611] ? __warn.cold+0x248/0x2c4 [ 42.688176][ T3611] ? usb_submit_urb+0x14e8/0x1880 [ 42.693188][ T3611] __warn.cold+0x259/0x2c4 [ 42.697589][ T3611] ? __wake_up_klogd.part.0+0x99/0xf0 [ 42.702942][ T3611] ? usb_submit_urb+0x14e8/0x1880 [ 42.707952][ T3611] report_bug+0x1bc/0x210 [ 42.712273][ T3611] handle_bug+0x3c/0x60 [ 42.716415][ T3611] exc_invalid_op+0x14/0x40 [ 42.720899][ T3611] asm_exc_invalid_op+0x16/0x20 [ 42.725733][ T3611] RIP: 0010:usb_submit_urb+0x14e8/0x1880 [ 42.731356][ T3611] Code: 89 de e8 6b 94 ee fb 84 db 0f 85 a3 f3 ff ff e8 de 97 ee fb 4c 89 fe 48 c7 c7 a0 e2 8f 8a c6 05 be 1a 3c 08 01 e8 15 c9 ac 03 <0f> 0b e9 81 f3 ff ff 48 89 7c 24 40 e8 b7 97 ee fb 48 8b 7c 24 40 [ 42.750955][ T3611] RSP: 0018:ffffc90003b4fc50 EFLAGS: 00010286 [ 42.757006][ T3611] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.764964][ T3611] RDX: ffff88801ea58000 RSI: ffffffff8161f5a8 RDI: fffff52000769f7c [ 42.772919][ T3611] RBP: ffff888025809a00 R08: 0000000000000005 R09: 0000000000000000 [ 42.780873][ T3611] R10: 0000000080000000 R11: 0000000000000000 R12: ffff888016e20900 [ 42.788826][ T3611] R13: ffff88801de67128 R14: 00000000fffffff0 R15: ffff888016e20900 [ 42.796785][ T3611] ? vprintk+0x88/0x90 [ 42.800868][ T3611] ? rcu_read_lock_sched_held+0x3a/0x70 [ 42.806394][ T3611] ? trace_kmalloc+0x32/0x100 [ 42.811081][ T3611] send_packet+0x422/0xbc0 [ 42.815482][ T3611] vfd_write+0x2d9/0x550 [ 42.819704][ T3611] vfs_write+0x2d7/0xdd0 [ 42.823929][ T3611] ? send_packet+0xbc0/0xbc0 [ 42.828503][ T3611] ? vfs_read+0x930/0x930 [ 42.832818][ T3611] ? __fget_files+0x26a/0x440 [ 42.837479][ T3611] ? __fget_light+0xe5/0x270 [ 42.842051][ T3611] ksys_write+0x127/0x250 [ 42.846361][ T3611] ? __ia32_sys_read+0xb0/0xb0 [ 42.851108][ T3611] ? lockdep_hardirqs_on+0x79/0x100 [ 42.856292][ T3611] ? _raw_spin_unlock_irq+0x2a/0x40 [ 42.861470][ T3611] ? ptrace_notify+0xfa/0x140 [ 42.866175][ T3611] do_syscall_64+0x35/0xb0 [ 42.870587][ T3611] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.876465][ T3611] RIP: 0033:0x7f4d73d460a9 [ 42.880864][ T3611] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 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 b8 ff ff ff f7 d8 64 89 01 48 [ 42.900468][ T3611] RSP: 002b:00007f4d73cd2318 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.908869][ T3611] RAX: ffffffffffffffda RBX: 00007f4d73dca4d8 RCX: 00007f4d73d460a9 [ 42.916824][ T3611] RDX: 0000000000000001 RSI: 0000000020001000 RDI: 0000000000000004 [ 42.924778][ T3611] RBP: 00007f4d73dca4d0 R08: 00007f4d73cd2700 R09: 0000000000000000 [ 42.932745][ T3611] R10: 00007f4d73cd2700 R11: 0000000000000246 R12: 0b8b0509005504e1 [ 42.940713][ T3611] R13: 00007ffd28cf9b5f R14: 00007f4d73cd2400 R15: 0000000000022000 [ 42.950695][ T3611] [ 42.954554][ T3611] Kernel Offset: disabled [ 42.958920][ T3611] Rebooting in 86400 seconds..