./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1876796974 <...> Warning: Permanently added '10.128.1.16' (ECDSA) to the list of known hosts. execve("./syz-executor1876796974", ["./syz-executor1876796974"], 0x7ffe49952850 /* 10 vars */) = 0 brk(NULL) = 0x55555752b000 brk(0x55555752bc40) = 0x55555752bc40 arch_prctl(ARCH_SET_FS, 0x55555752b300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1876796974", 4096) = 28 brk(0x55555754cc40) = 0x55555754cc40 brk(0x55555754d000) = 0x55555754d000 mprotect(0x7fc458c2e000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555752b5d0) = 3613 ./strace-static-x86_64: Process 3613 attached [pid 3613] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3613] setsid() = 1 [pid 3613] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3613] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3613] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3613] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3613] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3613] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3613] unshare(CLONE_NEWNS) = 0 [pid 3613] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3613] unshare(CLONE_NEWIPC) = 0 [pid 3613] unshare(CLONE_NEWCGROUP) = 0 [pid 3613] unshare(CLONE_NEWUTS) = 0 [pid 3613] unshare(CLONE_SYSVSEM) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "16777216", 8) = 8 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "536870912", 9) = 9 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1024", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "8192", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1024", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1024", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3613] close(3) = 0 [pid 3613] getpid() = 1 [pid 3613] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 0e 79 23 fa 0f b6 1d b0 4c 73 06 31 ff 89 de e8 8e 75 23 [ 42.311824][ T3613] RSP: 0018:ffffc90003b7f570 EFLAGS: 00010286 [ 42.318012][ T3613] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.326128][ T3613] RDX: ffff88807d3a8000 RSI: ffffffff81620a28 RDI: fffff5200076fea0 [ 42.334128][ T3613] RBP: ffff8880174a4bfa R08: 0000000000000005 R09: 0000000000000000 [ 42.342101][ T3613] R10: 0000000080000000 R11: 657373615f626b73 R12: ffff88807b1a4000 [ 42.350099][ T3613] R13: 0000000000000000 R14: ffff8880174a4b50 R15: ffff8880174a4b40 [ 42.358086][ T3613] FS: 000055555752b300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 42.367040][ T3613] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.373627][ T3613] CR2: 00007fc458c32130 CR3: 00000000784fb000 CR4: 00000000003506f0 [ 42.381624][ T3613] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.389623][ T3613] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.397612][ T3613] Call Trace: [ 42.400884][ T3613] [ 42.403808][ T3613] ? is_bpf_text_address+0x99/0x170 [ 42.409045][ T3613] ? kernel_text_address+0x39/0x80 [ 42.414187][ T3613] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 42.419464][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 42.425055][ T3613] ? lock_acquire+0x4b0/0x630 [ 42.429751][ T3613] ? __kmem_cache_alloc_node+0x1df/0x3e0 [ 42.435532][ T3613] ? skb_release_data+0x565/0x870 [ 42.440819][ T3613] ? skb_headers_offset_update+0x125/0x250 [ 42.446677][ T3613] ? pskb_expand_head+0x5f8/0x1110 [ 42.451811][ T3613] __bpf_redirect+0x666/0xe40 [ 42.456529][ T3613] bpf_clone_redirect+0x2ae/0x420 [ 42.461568][ T3613] bpf_prog_48159a89cb4a9a16+0x59/0x5e [ 42.467059][ T3613] ? __kprobes_text_end+0x8785/0xe8788 [ 42.472529][ T3613] ? trace_hardirqs_on+0x2d/0x160 [ 42.477571][ T3613] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 42.483385][ T3613] ? __stack_depot_save+0x260/0x560 [ 42.488615][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 42.494120][ T3613] ? lock_acquire+0x4fc/0x630 [ 42.498795][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 42.504290][ T3613] ? lock_release+0x5cb/0x810 [ 42.508971][ T3613] ? lock_release+0x810/0x810 [ 42.513633][ T3613] ? bpf_test_timer_enter+0xa0/0x160 [ 42.518940][ T3613] ? lock_downgrade+0x6e0/0x6e0 [ 42.523795][ T3613] ? do_syscall_64+0x35/0xb0 [ 42.528425][ T3613] ? lock_release+0x810/0x810 [ 42.533107][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 42.538593][ T3613] ? lock_release+0x5cb/0x810 [ 42.543272][ T3613] ? __debug_object_init+0x409/0xd10 [ 42.548607][ T3613] ? ktime_get+0x38a/0x470 [ 42.553041][ T3613] ? trace_hardirqs_on+0x2d/0x160 [ 42.558112][ T3613] ? ktime_get+0x38a/0x470 [ 42.562540][ T3613] ? ktime_get+0x30b/0x470 [ 42.567016][ T3613] ? bpf_test_timer_enter+0xa0/0x160 [ 42.572500][ T3613] bpf_test_run+0x381/0x9d0 [ 42.577050][ T3613] ? lock_acquire+0x4fc/0x630 [ 42.581753][ T3613] ? lock_acquire+0x4fc/0x630 [ 42.586469][ T3613] ? bpf_test_timer_continue+0x410/0x410 [ 42.592105][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 42.597599][ T3613] ? map_id_range_down+0x1c4/0x340 [ 42.602727][ T3613] ? __phys_addr+0xc4/0x140 [ 42.607268][ T3613] ? memset+0x20/0x40 [ 42.611254][ T3613] ? eth_type_trans+0x2a8/0x640 [ 42.616135][ T3613] ? __build_skb+0x50/0x60 [ 42.620567][ T3613] bpf_prog_test_run_skb+0xbab/0x1e60 [ 42.625984][ T3613] ? bpf_prog_test_run_raw_tp+0x620/0x620 [ 42.631712][ T3613] ? __fget_light+0x20a/0x270 [ 42.636462][ T3613] ? bpf_prog_test_run_raw_tp+0x620/0x620 [ 42.642192][ T3613] __sys_bpf+0x10a0/0x4cf0 [ 42.646643][ T3613] ? lock_release+0x810/0x810 [ 42.651326][ T3613] ? bpf_perf_link_attach+0x520/0x520 [ 42.656798][ T3613] ? do_raw_spin_lock+0x120/0x2a0 [ 42.661853][ T3613] ? rwlock_bug.part.0+0x90/0x90 [ 42.666848][ T3613] ? recalc_sigpending_tsk+0x18f/0x1d0 [ 42.672336][ T3613] ? _raw_spin_unlock_irq+0x1f/0x40 [ 42.677582][ T3613] ? trace_hardirqs_on+0x2d/0x160 [ 42.682623][ T3613] __x64_sys_bpf+0x75/0xb0 [ 42.687107][ T3613] do_syscall_64+0x35/0xb0 [ 42.691546][ T3613] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.697493][ T3613] RIP: 0033:0x7fc458bc0b09 [ 42.701906][ T3613] Code: 28 c3 e8 1a 15 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 [ 42.721726][ T3613] RSP: 002b:00007ffe6eb12c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 42.730173][ T3613] RAX: ffffffffffffffda RBX: 00007fc458c2eed0 RCX: 00007fc458bc0b09 [ 42.738170][ T3613] RDX: 0000000000000048 RSI: 0000000020000080 RDI: 000000000000000a [ 42.746169][ T3613] RBP: 00007ffe6eb12c78 R08: 00007fc458c2ee40 R09: 00007fc458c2ee40 [ 42.754162][ T3613] R10: 00007ffe6eb126e0 R11: 0000000000000246 R12: 00007ffe6eb12c80 [ 42.762227][ T3613] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 42.770228][ T3613] [ 42.773245][ T3613] Kernel panic - not syncing: panic_on_warn set ... [ 42.779827][ T3613] CPU: 0 PID: 3613 Comm: syz-executor187 Not tainted 6.1.0-rc1-syzkaller-00115-g0bda03623e6b #0 [ 42.790242][ T3613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 42.800278][ T3613] Call Trace: [ 42.803543][ T3613] [ 42.806459][ T3613] dump_stack_lvl+0xcd/0x134 [ 42.811041][ T3613] panic+0x2c8/0x622 [ 42.814935][ T3613] ? panic_print_sys_info.part.0+0x110/0x110 [ 42.820995][ T3613] ? __warn.cold+0x24b/0x350 [ 42.825578][ T3613] ? __dev_queue_xmit+0x241b/0x3b60 [ 42.830783][ T3613] __warn.cold+0x25c/0x350 [ 42.835203][ T3613] ? __wake_up_klogd.part.0+0x99/0xf0 [ 42.840573][ T3613] ? __dev_queue_xmit+0x241b/0x3b60 [ 42.845772][ T3613] report_bug+0x1bc/0x210 [ 42.850104][ T3613] handle_bug+0x3c/0x70 [ 42.854265][ T3613] exc_invalid_op+0x14/0x40 [ 42.858775][ T3613] asm_exc_invalid_op+0x16/0x20 [ 42.863646][ T3613] RIP: 0010:__dev_queue_xmit+0x241b/0x3b60 [ 42.869468][ T3613] Code: 89 de e8 c8 75 23 fa 84 db 75 21 e8 2f 79 23 fa 48 c7 c6 e0 ea f4 8a 48 c7 c7 80 be f4 8a c6 05 c4 4c 73 06 01 e8 11 4c f0 01 <0f> 0b e8 0e 79 23 fa 0f b6 1d b0 4c 73 06 31 ff 89 de e8 8e 75 23 [ 42.889083][ T3613] RSP: 0018:ffffc90003b7f570 EFLAGS: 00010286 [ 42.895144][ T3613] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.903109][ T3613] RDX: ffff88807d3a8000 RSI: ffffffff81620a28 RDI: fffff5200076fea0 [ 42.911075][ T3613] RBP: ffff8880174a4bfa R08: 0000000000000005 R09: 0000000000000000 [ 42.919042][ T3613] R10: 0000000080000000 R11: 657373615f626b73 R12: ffff88807b1a4000 [ 42.927024][ T3613] R13: 0000000000000000 R14: ffff8880174a4b50 R15: ffff8880174a4b40 [ 42.935010][ T3613] ? vprintk+0x88/0x90 [ 42.939183][ T3613] ? is_bpf_text_address+0x99/0x170 [ 42.944389][ T3613] ? kernel_text_address+0x39/0x80 [ 42.949513][ T3613] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 42.954822][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 42.960288][ T3613] ? lock_acquire+0x4b0/0x630 [ 42.964966][ T3613] ? __kmem_cache_alloc_node+0x1df/0x3e0 [ 42.970604][ T3613] ? skb_release_data+0x565/0x870 [ 42.975635][ T3613] ? skb_headers_offset_update+0x125/0x250 [ 42.981447][ T3613] ? pskb_expand_head+0x5f8/0x1110 [ 42.986569][ T3613] __bpf_redirect+0x666/0xe40 [ 42.991265][ T3613] bpf_clone_redirect+0x2ae/0x420 [ 42.996320][ T3613] bpf_prog_48159a89cb4a9a16+0x59/0x5e [ 43.001787][ T3613] ? __kprobes_text_end+0x8785/0xe8788 [ 43.007264][ T3613] ? trace_hardirqs_on+0x2d/0x160 [ 43.012318][ T3613] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 43.018142][ T3613] ? __stack_depot_save+0x260/0x560 [ 43.023440][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 43.028908][ T3613] ? lock_acquire+0x4fc/0x630 [ 43.033584][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 43.039054][ T3613] ? lock_release+0x5cb/0x810 [ 43.043728][ T3613] ? lock_release+0x810/0x810 [ 43.048403][ T3613] ? bpf_test_timer_enter+0xa0/0x160 [ 43.053688][ T3613] ? lock_downgrade+0x6e0/0x6e0 [ 43.058534][ T3613] ? do_syscall_64+0x35/0xb0 [ 43.063130][ T3613] ? lock_release+0x810/0x810 [ 43.067807][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 43.073284][ T3613] ? lock_release+0x5cb/0x810 [ 43.077961][ T3613] ? __debug_object_init+0x409/0xd10 [ 43.083340][ T3613] ? ktime_get+0x38a/0x470 [ 43.087763][ T3613] ? trace_hardirqs_on+0x2d/0x160 [ 43.092788][ T3613] ? ktime_get+0x38a/0x470 [ 43.097208][ T3613] ? ktime_get+0x30b/0x470 [ 43.101717][ T3613] ? bpf_test_timer_enter+0xa0/0x160 [ 43.107001][ T3613] bpf_test_run+0x381/0x9d0 [ 43.111507][ T3613] ? lock_acquire+0x4fc/0x630 [ 43.116182][ T3613] ? lock_acquire+0x4fc/0x630 [ 43.120857][ T3613] ? bpf_test_timer_continue+0x410/0x410 [ 43.126485][ T3613] ? rcu_read_lock_sched_held+0xd/0x70 [ 43.131955][ T3613] ? map_id_range_down+0x1c4/0x340 [ 43.137073][ T3613] ? __phys_addr+0xc4/0x140 [ 43.141576][ T3613] ? memset+0x20/0x40 [ 43.145552][ T3613] ? eth_type_trans+0x2a8/0x640 [ 43.150430][ T3613] ? __build_skb+0x50/0x60 [ 43.154946][ T3613] bpf_prog_test_run_skb+0xbab/0x1e60 [ 43.160339][ T3613] ? bpf_prog_test_run_raw_tp+0x620/0x620 [ 43.166061][ T3613] ? __fget_light+0x20a/0x270 [ 43.170742][ T3613] ? bpf_prog_test_run_raw_tp+0x620/0x620 [ 43.176463][ T3613] __sys_bpf+0x10a0/0x4cf0 [ 43.180881][ T3613] ? lock_release+0x810/0x810 [ 43.185558][ T3613] ? bpf_perf_link_attach+0x520/0x520 [ 43.190941][ T3613] ? do_raw_spin_lock+0x120/0x2a0 [ 43.195967][ T3613] ? rwlock_bug.part.0+0x90/0x90 [ 43.200905][ T3613] ? recalc_sigpending_tsk+0x18f/0x1d0 [ 43.206399][ T3613] ? _raw_spin_unlock_irq+0x1f/0x40 [ 43.211601][ T3613] ? trace_hardirqs_on+0x2d/0x160 [ 43.216627][ T3613] __x64_sys_bpf+0x75/0xb0 [ 43.221049][ T3613] do_syscall_64+0x35/0xb0 [ 43.225482][ T3613] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.231411][ T3613] RIP: 0033:0x7fc458bc0b09 [ 43.235830][ T3613] Code: 28 c3 e8 1a 15 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 [ 43.255436][ T3613] RSP: 002b:00007ffe6eb12c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 43.263862][ T3613] RAX: ffffffffffffffda RBX: 00007fc458c2eed0 RCX: 00007fc458bc0b09 [ 43.271828][ T3613] RDX: 0000000000000048 RSI: 0000000020000080 RDI: 000000000000000a [ 43.279795][ T3613] RBP: 00007ffe6eb12c78 R08: 00007fc458c2ee40 R09: 00007fc458c2ee40 [ 43.287761][ T3613] R10: 00007ffe6eb126e0 R11: 0000000000000246 R12: 00007ffe6eb12c80 [ 43.295728][ T3613] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 43.303703][ T3613] [ 43.306872][ T3613] Kernel Offset: disabled [ 43.311253][ T3613] Rebooting in 86400 seconds..