./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1180124904 <...> Warning: Permanently added '10.128.0.218' (ED25519) to the list of known hosts. execve("./syz-executor1180124904", ["./syz-executor1180124904"], 0x7ffdc4f6aec0 /* 10 vars */) = 0 brk(NULL) = 0x5555888e9000 brk(0x5555888e9d00) = 0x5555888e9d00 arch_prctl(ARCH_SET_FS, 0x5555888e9380) = 0 set_tid_address(0x5555888e9650) = 5837 set_robust_list(0x5555888e9660, 24) = 0 rseq(0x5555888e9ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1180124904", 4096) = 28 getrandom("\x76\xc0\x7c\xa7\x21\x03\x94\x71", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555888e9d00 brk(0x55558890ad00) = 0x55558890ad00 brk(0x55558890b000) = 0x55558890b000 mprotect(0x7f18c8eaa000, 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 5838 attached , child_tidptr=0x5555888e9650) = 5838 [pid 5838] set_robust_list(0x5555888e9660, 24) = 0 [pid 5838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5838] getppid() = 0 [pid 5838] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5838] unshare(CLONE_NEWNS) = 0 [pid 5838] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5838] unshare(CLONE_NEWIPC) = 0 [pid 5838] unshare(CLONE_NEWCGROUP) = 0 [pid 5838] unshare(CLONE_NEWUTS) = 0 [pid 5838] unshare(CLONE_SYSVSEM) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "16777216", 8) = 8 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "536870912", 9) = 9 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "1024", 4) = 4 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "8192", 4) = 4 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "1024", 4) = 4 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "1024", 4) = 4 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5838] close(3) = 0 [pid 5838] getpid() = 1 [pid 5838] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 80 3c 28 00 74 08 48 89 df e8 0f 1b 81 fa 4c 8b 3b 4d 8d 67 08 [ 82.063449][ C1] RSP: 0018:ffffc90000a18720 EFLAGS: 00010006 [ 82.069525][ C1] RAX: 0000000000000024 RBX: 0000000000000120 RCX: ffffc90000a18700 [ 82.077527][ C1] RDX: 0000000000000100 RSI: 0000000000000000 RDI: 000000000000001b [ 82.085519][ C1] RBP: ffffc90000a18870 R08: ffffffff8784cba6 R09: 1ffffffff203303e [ 82.093508][ C1] R10: dffffc0000000000 R11: fffffbfff203303f R12: ffff88802fec6c13 [ 82.101511][ C1] R13: dffffc0000000000 R14: 00000000000000a5 R15: ffff88802fec6000 [ 82.109526][ C1] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 82.118456][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.125036][ C1] CR2: 000055efe4772a50 CR3: 000000007848c000 CR4: 00000000003526f0 [ 82.133010][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.140977][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.149505][ C1] Call Trace: [ 82.152871][ C1] [ 82.155730][ C1] ? __die_body+0x5f/0xb0 [ 82.160081][ C1] ? die_addr+0xb0/0xe0 [ 82.164248][ C1] ? exc_general_protection+0x3dd/0x5d0 [ 82.169818][ C1] ? asm_exc_general_protection+0x26/0x30 [ 82.175545][ C1] ? qt2_read_bulk_callback+0x2a6/0x1160 [ 82.181178][ C1] ? qt2_read_bulk_callback+0x3b2/0x1160 [ 82.186843][ C1] ? __pfx_qt2_read_bulk_callback+0x10/0x10 [ 82.192752][ C1] ? kcov_disable+0x50/0x70 [ 82.197254][ C1] ? kcov_remote_start+0x97/0x7d0 [ 82.202277][ C1] ? usb_unanchor_urb+0xa3/0xc0 [ 82.207157][ C1] ? usb_anchor_suspend_wakeups+0x3a/0x40 [ 82.212929][ C1] __usb_hcd_giveback_urb+0x42c/0x6e0 [ 82.218332][ C1] ? __pfx___usb_hcd_giveback_urb+0x10/0x10 [ 82.224245][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 82.229450][ C1] dummy_timer+0x856/0x4620 [ 82.233980][ C1] ? __pfx_dummy_timer+0x10/0x10 [ 82.238978][ C1] ? __pfx_dummy_timer+0x10/0x10 [ 82.243937][ C1] __hrtimer_run_queues+0x59b/0xd30 [ 82.249183][ C1] ? ktime_get_update_offsets_now+0x2d/0x3b0 [ 82.255166][ C1] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 82.260905][ C1] ? read_tsc+0x9/0x20 [ 82.264967][ C1] ? ktime_get_update_offsets_now+0x393/0x3b0 [ 82.271151][ C1] hrtimer_run_softirq+0x19a/0x2c0 [ 82.276293][ C1] handle_softirqs+0x2d4/0x9b0 [ 82.281075][ C1] ? __irq_exit_rcu+0xf7/0x220 [ 82.285872][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 82.291194][ C1] ? irqtime_account_irq+0xd4/0x1e0 [ 82.296417][ C1] __irq_exit_rcu+0xf7/0x220 [ 82.301054][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 82.306299][ C1] irq_exit_rcu+0x9/0x30 [ 82.310562][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 82.316209][ C1] [ 82.319154][ C1] [ 82.322082][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 82.328071][ C1] RIP: 0010:acpi_safe_halt+0x21/0x30 [ 82.333357][ C1] Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 00 d6 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d c5 81 a0 00 f3 0f 1e fa fb f4 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 [ 82.352981][ C1] RSP: 0018:ffffc900001a7d08 EFLAGS: 00000246 [ 82.359077][ C1] RAX: ffff88801d2f0000 RBX: ffff8880212d9064 RCX: 000000000002ac29 [ 82.367070][ C1] RDX: 0000000000000001 RSI: ffff8880212d9000 RDI: ffff8880212d9064 [ 82.375067][ C1] RBP: 000000000003a9f8 R08: ffff8880b8737cdb R09: 1ffff110170e6f9b [ 82.383060][ C1] R10: dffffc0000000000 R11: ffffffff8bc8fcd0 R12: ffff88801e786800 [ 82.391050][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: ffffffff8f121820 [ 82.399046][ C1] ? __pfx_acpi_idle_enter+0x10/0x10 [ 82.404365][ C1] acpi_idle_enter+0xe4/0x140 [ 82.409064][ C1] cpuidle_enter_state+0x109/0x470 [ 82.414200][ C1] ? __pfx_menu_select+0x10/0x10 [ 82.419162][ C1] cpuidle_enter+0x5d/0xa0 [ 82.423589][ C1] do_idle+0x372/0x5c0 [ 82.427675][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 82.434017][ C1] ? __pfx_do_idle+0x10/0x10 [ 82.438626][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 82.444535][ C1] ? complete+0xb4/0x1c0 [ 82.448786][ C1] cpu_startup_entry+0x42/0x60 [ 82.453597][ C1] start_secondary+0x102/0x110 [ 82.458386][ C1] common_startup_64+0x13e/0x147 [ 82.463355][ C1] [ 82.466379][ C1] Modules linked in: [ 82.470296][ C1] ---[ end trace 0000000000000000 ]--- [ 82.475761][ C1] RIP: 0010:qt2_read_bulk_callback+0x3b2/0x1160 [ 82.482034][ C1] Code: 00 00 42 0f b6 04 28 84 c0 0f 85 e0 08 00 00 c6 84 24 d0 00 00 00 00 48 8b 44 24 08 48 8d 98 20 01 00 00 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 0f 1b 81 fa 4c 8b 3b 4d 8d 67 08 [ 82.501666][ C1] RSP: 0018:ffffc90000a18720 EFLAGS: 00010006 [ 82.507755][ C1] RAX: 0000000000000024 RBX: 0000000000000120 RCX: ffffc90000a18700 [ 82.515756][ C1] RDX: 0000000000000100 RSI: 0000000000000000 RDI: 000000000000001b [ 82.523735][ C1] RBP: ffffc90000a18870 R08: ffffffff8784cba6 R09: 1ffffffff203303e [ 82.531717][ C1] R10: dffffc0000000000 R11: fffffbfff203303f R12: ffff88802fec6c13 [ 82.539695][ C1] R13: dffffc0000000000 R14: 00000000000000a5 R15: ffff88802fec6000 [ 82.547672][ C1] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 82.556617][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.563204][ C1] CR2: 000055efe4772a50 CR3: 000000007848c000 CR4: 00000000003526f0 [ 82.571188][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.579168][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.587162][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 82.594689][ C1] Kernel Offset: disabled [ 82.599014][ C1] Rebooting in 86400 seconds..