./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2570785195 <...> Warning: Permanently added '10.128.1.147' (ED25519) to the list of known hosts. execve("./syz-executor2570785195", ["./syz-executor2570785195"], 0x7ffe1ac1d460 /* 10 vars */) = 0 brk(NULL) = 0x555557065000 brk(0x555557065d00) = 0x555557065d00 arch_prctl(ARCH_SET_FS, 0x555557065380) = 0 set_tid_address(0x555557065650) = 5060 set_robust_list(0x555557065660, 24) = 0 rseq(0x555557065ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2570785195", 4096) = 28 getrandom("\xe3\x79\x69\x48\x54\x37\x16\x16", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557065d00 brk(0x555557086d00) = 0x555557086d00 brk(0x555557087000) = 0x555557087000 mprotect(0x7f3bd58c2000, 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./strace-static-x86_64: Process 5061 attached , child_tidptr=0x555557065650) = 5061 [pid 5061] set_robust_list(0x555557065660, 24) = 0 [pid 5061] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] setsid() = 1 [pid 5061] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5061] unshare(CLONE_NEWNS) = 0 [pid 5061] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5061] unshare(CLONE_NEWIPC) = 0 [pid 5061] unshare(CLONE_NEWCGROUP) = 0 [pid 5061] unshare(CLONE_NEWUTS) = 0 [pid 5061] unshare(CLONE_SYSVSEM) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "16777216", 8) = 8 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "536870912", 9) = 9 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "8192", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5061] close(3) = 0 [pid 5061] getpid() = 1 [pid 5061] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 e9 8f fe ff ff e8 84 24 d6 f8 e9 68 fc ff ff 48 89 ef e8 [ 82.358494][ C1] RSP: 0018:ffffc900001f0da0 EFLAGS: 00010246 [ 82.364708][ C1] RAX: 0000000000000000 RBX: ffff88807f2e1a00 RCX: ffffffff890858ce [ 82.372746][ C1] RDX: ffff88801667bb80 RSI: ffffffff89085a3e RDI: 0000000000000005 [ 82.380737][ C1] RBP: 0000000000000fff R08: 0000000000000005 R09: 0000000000000000 [ 82.389081][ C1] R10: 0000000000000fff R11: 0000000000000000 R12: ffff88807f2e1a28 [ 82.397107][ C1] R13: ffff88807f2e1b60 R14: 0000000000000000 R15: 0000000000000005 [ 82.405210][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 82.414277][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.420887][ C1] CR2: 0000000020088000 CR3: 000000007dae4000 CR4: 00000000003506f0 [ 82.429535][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [pid 5061] close(15) = -1 EBADF (Bad file descriptor) [pid 5061] close(16) = -1 EBADF (Bad file descriptor) [pid 5061] close(17) = -1 EBADF (Bad file descriptor) [pid 5061] close(18) = -1 EBADF (Bad file descriptor) [pid 5061] close(19) = -1 EBADF (Bad file descriptor) [ 82.437673][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.445705][ C1] Call Trace: [ 82.449013][ C1] [ 82.452004][ C1] ? show_regs+0x8f/0xa0 [ 82.456381][ C1] ? __warn+0xe6/0x390 [ 82.460575][ C1] ? inet_sock_destruct+0x6ef/0x8b0 [ 82.465954][ C1] ? report_bug+0x3bc/0x580 [ 82.470813][ C1] ? handle_bug+0x3d/0x70 [ 82.475307][ C1] ? exc_invalid_op+0x17/0x40 [ 82.480015][ C1] ? asm_exc_invalid_op+0x1a/0x20 [ 82.485103][ C1] ? inet_sock_destruct+0x57e/0x8b0 [pid 5061] close(20) = -1 EBADF (Bad file descriptor) [pid 5061] close(21) = -1 EBADF (Bad file descriptor) [pid 5061] close(22) = -1 EBADF (Bad file descriptor) [pid 5061] close(23) = -1 EBADF (Bad file descriptor) [pid 5061] close(24) = -1 EBADF (Bad file descriptor) [pid 5061] close(25) = -1 EBADF (Bad file descriptor) [pid 5061] close(26) = -1 EBADF (Bad file descriptor) [pid 5061] close(27) = -1 EBADF (Bad file descriptor) [pid 5061] close(28) = -1 EBADF (Bad file descriptor) [ 82.490310][ C1] ? inet_sock_destruct+0x6ee/0x8b0 [ 82.495683][ C1] ? inet_sock_destruct+0x6ef/0x8b0 [ 82.500987][ C1] ? inet6_cleanup_sock+0x113/0x210 [ 82.506348][ C1] ? inet6_cleanup_sock+0x210/0x210 [ 82.511637][ C1] ? rcu_core+0x817/0x1680 [ 82.516087][ C1] __sk_destruct+0x4d/0x740 [ 82.520612][ C1] ? rcu_core+0x817/0x1680 [ 82.525222][ C1] rcu_core+0x819/0x1680 [ 82.529481][ C1] ? rcutree_report_cpu_dead+0x4d0/0x4d0 [ 82.535160][ C1] __do_softirq+0x21a/0x8de [ 82.539762][ C1] ? __lock_text_end+0x3/0x3 [pid 5061] close(29) = -1 EBADF (Bad file descriptor) [pid 5061] exit_group(1) = ? [ 82.544442][ C1] irq_exit_rcu+0xb7/0x120 [ 82.549152][ C1] sysvec_apic_timer_interrupt+0x95/0xb0 [ 82.554988][ C1] [ 82.557970][ C1] [ 82.560899][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 82.567412][ C1] RIP: 0010:acpi_safe_halt+0x1b/0x20 [ 82.573074][ C1] Code: ed c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 48 8b 04 25 c0 bc 03 00 48 8b 00 a8 08 75 0c 66 90 0f 00 2d a7 1b b9 00 fb f4 c3 0f 1f 00 0f b6 47 08 3c 01 74 0b 3c 02 74 05 8b 7f 04 eb 9f [ 82.593270][ C1] RSP: 0018:ffffc90000187d58 EFLAGS: 00000246 [ 82.599527][ C1] RAX: 0000000000004000 RBX: 0000000000000001 RCX: ffffffff8a80fa07 [ 82.607907][ C1] RDX: 0000000000000001 RSI: ffff888142641000 RDI: ffff888142641064 [ 82.616130][ C1] RBP: ffff888142641064 R08: 0000000000000001 R09: ffffed1017326dbd [ 82.624445][ C1] R10: ffff8880b9936deb R11: 0000000000000000 R12: ffff888143e82000 [ 82.632651][ C1] R13: ffffffff8db1cb00 R14: 0000000000000001 R15: 0000000000000000 [ 82.641093][ C1] ? ct_kernel_exit+0x137/0x190 [ 82.646186][ C1] acpi_idle_enter+0xc5/0x160 [ 82.651026][ C1] cpuidle_enter_state+0x83/0x500 [ 82.656129][ C1] ? mark_tsc_async_resets+0x50/0x50 [ 82.662648][ C1] cpuidle_enter+0x4e/0xa0 [ 82.667336][ C1] do_idle+0x319/0x400 [ 82.671398][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 82.677356][ C1] cpu_startup_entry+0x50/0x60 [ 82.682321][ C1] start_secondary+0x20e/0x2a0 [ 82.687622][ C1] ? set_cpu_sibling_map+0x1f50/0x1f50 [ 82.693233][ C1] secondary_startup_64_no_verify+0x166/0x16b [ 82.699622][ C1] [ 82.702952][ C1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 82.710344][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.7.0-rc6-syzkaller-01632-ge9301af385e7 #0 [ 82.720140][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 82.730293][ C1] Call Trace: [ 82.733947][ C1] [ 82.736784][ C1] dump_stack_lvl+0xd9/0x1b0 [ 82.741565][ C1] panic+0x6dc/0x790 [ 82.745647][ C1] ? panic_smp_self_stop+0xa0/0xa0 [ 82.750837][ C1] ? show_trace_log_lvl+0x363/0x4f0 [ 82.756908][ C1] ? check_panic_on_warn+0x1f/0xb0 [ 82.762116][ C1] ? inet_sock_destruct+0x6ef/0x8b0 [ 82.767356][ C1] check_panic_on_warn+0xab/0xb0 [ 82.772310][ C1] __warn+0xf2/0x390 [ 82.776215][ C1] ? inet_sock_destruct+0x6ef/0x8b0 [ 82.781622][ C1] report_bug+0x3bc/0x580 [ 82.786393][ C1] handle_bug+0x3d/0x70 [ 82.790536][ C1] exc_invalid_op+0x17/0x40 [ 82.795227][ C1] asm_exc_invalid_op+0x1a/0x20 [ 82.800070][ C1] RIP: 0010:inet_sock_destruct+0x6ef/0x8b0 [ 82.805972][ C1] Code: 0f 0b 90 e9 fd fd ff ff e8 4e 27 7f f8 90 0f 0b 90 e9 33 fe ff ff e8 40 27 7f f8 90 0f 0b 90 e9 87 fd ff ff e8 32 27 7f f8 90 <0f> 0b 90 e9 8f fe ff ff e8 84 24 d6 f8 e9 68 fc ff ff 48 89 ef e8 [ 82.825938][ C1] RSP: 0018:ffffc900001f0da0 EFLAGS: 00010246 [ 82.832088][ C1] RAX: 0000000000000000 RBX: ffff88807f2e1a00 RCX: ffffffff890858ce [ 82.840220][ C1] RDX: ffff88801667bb80 RSI: ffffffff89085a3e RDI: 0000000000000005 [ 82.848205][ C1] RBP: 0000000000000fff R08: 0000000000000005 R09: 0000000000000000 [ 82.856164][ C1] R10: 0000000000000fff R11: 0000000000000000 R12: ffff88807f2e1a28 [ 82.864125][ C1] R13: ffff88807f2e1b60 R14: 0000000000000000 R15: 0000000000000005 [ 82.872092][ C1] ? inet_sock_destruct+0x57e/0x8b0 [ 82.877346][ C1] ? inet_sock_destruct+0x6ee/0x8b0 [ 82.882553][ C1] ? inet6_cleanup_sock+0x113/0x210 [ 82.887767][ C1] ? inet6_cleanup_sock+0x210/0x210 [ 82.892975][ C1] ? rcu_core+0x817/0x1680 [ 82.897391][ C1] __sk_destruct+0x4d/0x740 [ 82.901991][ C1] ? rcu_core+0x817/0x1680 [ 82.906399][ C1] rcu_core+0x819/0x1680 [ 82.910845][ C1] ? rcutree_report_cpu_dead+0x4d0/0x4d0 [ 82.916590][ C1] __do_softirq+0x21a/0x8de [ 82.921112][ C1] ? __lock_text_end+0x3/0x3 [ 82.925719][ C1] irq_exit_rcu+0xb7/0x120 [ 82.930180][ C1] sysvec_apic_timer_interrupt+0x95/0xb0 [ 82.935812][ C1] [ 82.938730][ C1] [ 82.941648][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 82.947626][ C1] RIP: 0010:acpi_safe_halt+0x1b/0x20 [ 82.952903][ C1] Code: ed c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 48 8b 04 25 c0 bc 03 00 48 8b 00 a8 08 75 0c 66 90 0f 00 2d a7 1b b9 00 fb f4 c3 0f 1f 00 0f b6 47 08 3c 01 74 0b 3c 02 74 05 8b 7f 04 eb 9f [ 82.973747][ C1] RSP: 0018:ffffc90000187d58 EFLAGS: 00000246 [ 82.979996][ C1] RAX: 0000000000004000 RBX: 0000000000000001 RCX: ffffffff8a80fa07 [ 82.987976][ C1] RDX: 0000000000000001 RSI: ffff888142641000 RDI: ffff888142641064 [ 82.995938][ C1] RBP: ffff888142641064 R08: 0000000000000001 R09: ffffed1017326dbd [ 83.004189][ C1] R10: ffff8880b9936deb R11: 0000000000000000 R12: ffff888143e82000 [ 83.012242][ C1] R13: ffffffff8db1cb00 R14: 0000000000000001 R15: 0000000000000000 [ 83.020386][ C1] ? ct_kernel_exit+0x137/0x190 [ 83.025431][ C1] acpi_idle_enter+0xc5/0x160 [ 83.030285][ C1] cpuidle_enter_state+0x83/0x500 [ 83.035303][ C1] ? mark_tsc_async_resets+0x50/0x50 [ 83.040580][ C1] cpuidle_enter+0x4e/0xa0 [ 83.045167][ C1] do_idle+0x319/0x400 [ 83.049227][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 83.054264][ C1] cpu_startup_entry+0x50/0x60 [ 83.059238][ C1] start_secondary+0x20e/0x2a0 [ 83.064105][ C1] ? set_cpu_sibling_map+0x1f50/0x1f50 [ 83.069793][ C1] secondary_startup_64_no_verify+0x166/0x16b [ 83.075879][ C1] [ 83.079383][ C1] Kernel Offset: disabled [ 83.083782][ C1] Rebooting in 86400 seconds..