./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3890183878 <...> Warning: Permanently added '10.128.1.37' (ED25519) to the list of known hosts. execve("./syz-executor3890183878", ["./syz-executor3890183878"], 0x7fff761ee9a0 /* 10 vars */) = 0 brk(NULL) = 0x555555e29000 brk(0x555555e29d00) = 0x555555e29d00 arch_prctl(ARCH_SET_FS, 0x555555e29380) = 0 set_tid_address(0x555555e29650) = 5032 set_robust_list(0x555555e29660, 24) = 0 rseq(0x555555e29ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3890183878", 4096) = 28 getrandom("\xbd\x99\xc5\x7b\x69\x77\xc6\xfb", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555e29d00 brk(0x555555e4ad00) = 0x555555e4ad00 brk(0x555555e4b000) = 0x555555e4b000 mprotect(0x7f642973b000, 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 5033 attached , child_tidptr=0x555555e29650) = 5033 [pid 5033] set_robust_list(0x555555e29660, 24) = 0 [pid 5033] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5033] setsid() = 1 [pid 5033] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5033] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5033] unshare(CLONE_NEWNS) = 0 [pid 5033] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5033] unshare(CLONE_NEWIPC) = 0 [pid 5033] unshare(CLONE_NEWCGROUP) = 0 [pid 5033] unshare(CLONE_NEWUTS) = 0 [pid 5033] unshare(CLONE_SYSVSEM) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "16777216", 8) = 8 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "536870912", 9) = 9 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "8192", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5033] close(3) = 0 [pid 5033] getpid() = 1 [pid 5033] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 53.916638][ T5033] dump_stack_lvl+0x1e7/0x2d0 [ 53.921302][ T5033] ? nf_tcp_handle_invalid+0x650/0x650 [ 53.926747][ T5033] ? panic+0x770/0x770 [ 53.930805][ T5033] ? _printk+0xd5/0x120 [ 53.934947][ T5033] print_report+0xe6/0x540 [ 53.939353][ T5033] ? __virt_addr_valid+0x58/0x2e0 [ 53.944361][ T5033] ? __destroy_inode+0x479/0x640 [ 53.949284][ T5033] kasan_report+0x175/0x1b0 [ 53.953775][ T5033] ? __destroy_inode+0x479/0x640 [ 53.958700][ T5033] kasan_check_range+0x27e/0x290 [ 53.963626][ T5033] __destroy_inode+0x479/0x640 [ 53.968375][ T5033] evict+0x51b/0x620 [ 53.972272][ T5033] evict_inodes+0x5f8/0x690 [ 53.976765][ T5033] ? clear_inode+0x150/0x150 [ 53.981342][ T5033] generic_shutdown_super+0x9d/0x2c0 [ 53.986622][ T5033] kill_block_super+0x41/0x70 [ 53.991289][ T5033] deactivate_locked_super+0xa4/0x110 [ 53.996646][ T5033] cleanup_mnt+0x426/0x4c0 [ 54.001049][ T5033] ? _raw_spin_unlock_irq+0x23/0x50 [ 54.006236][ T5033] task_work_run+0x24a/0x300 [ 54.010821][ T5033] ? kasan_quarantine_put+0xd8/0x230 [ 54.016092][ T5033] ? task_work_cancel+0x2b0/0x2b0 [ 54.021102][ T5033] ? kmem_cache_free+0x292/0x500 [ 54.026024][ T5033] ? do_exit+0xa27/0x2650 [ 54.030342][ T5033] do_exit+0xa2c/0x2650 [ 54.034491][ T5033] ? put_task_struct+0xb0/0xb0 [ 54.039242][ T5033] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 54.045210][ T5033] ? print_irqtrace_events+0x220/0x220 [ 54.050655][ T5033] ? _raw_spin_unlock_irq+0x23/0x50 [ 54.055837][ T5033] ? lockdep_hardirqs_on+0x98/0x140 [ 54.061020][ T5033] do_group_exit+0x206/0x2c0 [ 54.065600][ T5033] __x64_sys_exit_group+0x3f/0x40 [ 54.070610][ T5033] do_syscall_64+0x41/0xc0 [ 54.075011][ T5033] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.080887][ T5033] RIP: 0033:0x7f64296c07c9 [ 54.085286][ T5033] Code: Unable to access opcode bytes at 0x7f64296c079f. [ 54.092285][ T5033] RSP: 002b:00007ffd3b43cc08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.100682][ T5033] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f64296c07c9 [ 54.108639][ T5033] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 54.116594][ T5033] RBP: 00007f64297412d0 R08: ffffffffffffffb8 R09: 00007ffd3b43cce0 [ 54.124547][ T5033] R10: 00007ffd3b43cce0 R11: 0000000000000246 R12: 00007f64297412d0 [ 54.132507][ T5033] R13: 0000000000000000 R14: 00007f6429742040 R15: 00007f642968ed10 [ 54.140467][ T5033] [ 54.143468][ T5033] ================================================================== [ 54.158307][ T5033] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 54.165505][ T5033] CPU: 1 PID: 5033 Comm: syz-executor389 Not tainted 6.6.0-rc2-syzkaller-00027-g5d2f53532ecc #0 [ 54.175891][ T5033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 54.185922][ T5033] Call Trace: [ 54.189181][ T5033] [ 54.192096][ T5033] dump_stack_lvl+0x1e7/0x2d0 [ 54.196759][ T5033] ? nf_tcp_handle_invalid+0x650/0x650 [ 54.202193][ T5033] ? panic+0x770/0x770 [ 54.206238][ T5033] ? preempt_schedule_common+0x83/0xc0 [ 54.211678][ T5033] ? vscnprintf+0x5d/0x80 [ 54.215988][ T5033] panic+0x30f/0x770 [ 54.219863][ T5033] ? check_panic_on_warn+0x21/0xa0 [ 54.224953][ T5033] ? __memcpy_flushcache+0x2b0/0x2b0 [ 54.230217][ T5033] ? _raw_spin_unlock_irqrestore+0x12c/0x140 [ 54.236179][ T5033] ? _raw_spin_unlock+0x40/0x40 [ 54.241007][ T5033] ? print_report+0xe6/0x540 [ 54.245578][ T5033] check_panic_on_warn+0x82/0xa0 [ 54.250497][ T5033] ? __destroy_inode+0x479/0x640 [ 54.255412][ T5033] end_report+0x6e/0x130 [ 54.259635][ T5033] kasan_report+0x186/0x1b0 [ 54.264122][ T5033] ? __destroy_inode+0x479/0x640 [ 54.269039][ T5033] kasan_check_range+0x27e/0x290 [ 54.273960][ T5033] __destroy_inode+0x479/0x640 [ 54.278705][ T5033] evict+0x51b/0x620 [ 54.282585][ T5033] evict_inodes+0x5f8/0x690 [ 54.287066][ T5033] ? clear_inode+0x150/0x150 [ 54.291652][ T5033] generic_shutdown_super+0x9d/0x2c0 [ 54.296916][ T5033] kill_block_super+0x41/0x70 [ 54.301573][ T5033] deactivate_locked_super+0xa4/0x110 [ 54.306924][ T5033] cleanup_mnt+0x426/0x4c0 [ 54.311318][ T5033] ? _raw_spin_unlock_irq+0x23/0x50 [ 54.316496][ T5033] task_work_run+0x24a/0x300 [ 54.321064][ T5033] ? kasan_quarantine_put+0xd8/0x230 [ 54.326329][ T5033] ? task_work_cancel+0x2b0/0x2b0 [ 54.331331][ T5033] ? kmem_cache_free+0x292/0x500 [ 54.336248][ T5033] ? do_exit+0xa27/0x2650 [ 54.340558][ T5033] do_exit+0xa2c/0x2650 [ 54.344694][ T5033] ? put_task_struct+0xb0/0xb0 [ 54.349437][ T5033] ? lockdep_hardirqs_on_prepare+0x43c/0x7a0 [ 54.355394][ T5033] ? print_irqtrace_events+0x220/0x220 [ 54.360830][ T5033] ? _raw_spin_unlock_irq+0x23/0x50 [ 54.366007][ T5033] ? lockdep_hardirqs_on+0x98/0x140 [ 54.371198][ T5033] do_group_exit+0x206/0x2c0 [ 54.375792][ T5033] __x64_sys_exit_group+0x3f/0x40 [ 54.380794][ T5033] do_syscall_64+0x41/0xc0 [ 54.385187][ T5033] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.391058][ T5033] RIP: 0033:0x7f64296c07c9 [ 54.395451][ T5033] Code: Unable to access opcode bytes at 0x7f64296c079f. [ 54.402444][ T5033] RSP: 002b:00007ffd3b43cc08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 54.410833][ T5033] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f64296c07c9 [ 54.418787][ T5033] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 54.426735][ T5033] RBP: 00007f64297412d0 R08: ffffffffffffffb8 R09: 00007ffd3b43cce0 [ 54.434684][ T5033] R10: 00007ffd3b43cce0 R11: 0000000000000246 R12: 00007f64297412d0 [ 54.442636][ T5033] R13: 0000000000000000 R14: 00007f6429742040 R15: 00007f642968ed10 [ 54.450590][ T5033] [ 54.453787][ T5033] Kernel Offset: disabled [ 54.458092][ T5033] Rebooting in 86400 seconds..