./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3340818301 <...> Warning: Permanently added '10.128.0.40' (ED25519) to the list of known hosts. execve("./syz-executor3340818301", ["./syz-executor3340818301"], 0x7ffe6cfcc870 /* 10 vars */) = 0 brk(NULL) = 0x555561be3000 brk(0x555561be3d00) = 0x555561be3d00 arch_prctl(ARCH_SET_FS, 0x555561be3380) = 0 set_tid_address(0x555561be3650) = 5835 set_robust_list(0x555561be3660, 24) = 0 rseq(0x555561be3ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3340818301", 4096) = 28 getrandom("\xb9\x68\xb4\x27\x3a\x71\x56\x8b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555561be3d00 brk(0x555561c04d00) = 0x555561c04d00 brk(0x555561c05000) = 0x555561c05000 mprotect(0x7f574f575000, 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 5836 attached [pid 5836] set_robust_list(0x555561be3660, 24 [pid 5835] <... clone resumed>, child_tidptr=0x555561be3650) = 5836 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5836] getppid() = 0 [pid 5836] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5836] unshare(CLONE_NEWNS) = 0 [pid 5836] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5836] unshare(CLONE_NEWIPC) = 0 [pid 5836] unshare(CLONE_NEWCGROUP) = 0 [pid 5836] unshare(CLONE_NEWUTS) = 0 [pid 5836] unshare(CLONE_SYSVSEM) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "16777216", 8) = 8 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "536870912", 9) = 9 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "8192", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5836] close(3) = 0 [pid 5836] getpid() = 1 [pid 5836] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 90.284733][ T5836] dump_stack_lvl+0x116/0x1f0 [ 90.289474][ T5836] kasan_report+0xd9/0x110 [ 90.293929][ T5836] ? __destroy_inode+0x3c5/0x730 [ 90.298927][ T5836] ? __destroy_inode+0x3c5/0x730 [ 90.303921][ T5836] kasan_check_range+0xef/0x1a0 [ 90.308813][ T5836] __destroy_inode+0x3c5/0x730 [ 90.313630][ T5836] destroy_inode+0x91/0x1b0 [ 90.318185][ T5836] evict+0x5f3/0x970 [ 90.322130][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.327795][ T5836] ? __pfx_evict+0x10/0x10 [ 90.332260][ T5836] ? __pfx_lock_release+0x10/0x10 [ 90.337309][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.343068][ T5836] dispose_list+0x117/0x1e0 [ 90.347638][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.353313][ T5836] evict_inodes+0x39d/0x4b0 [ 90.357873][ T5836] ? __pfx_evict_inodes+0x10/0x10 [ 90.362951][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.368619][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.374285][ T5836] ? shrink_dcache_for_umount+0x1a6/0x3e0 [ 90.380194][ T5836] generic_shutdown_super+0xb8/0x3d0 [ 90.385556][ T5836] kill_block_super+0x3b/0x90 [ 90.390278][ T5836] deactivate_locked_super+0xc1/0x1a0 [ 90.395700][ T5836] deactivate_super+0xde/0x100 [ 90.400519][ T5836] cleanup_mnt+0x222/0x450 [ 90.404977][ T5836] task_work_run+0x151/0x250 [ 90.409686][ T5836] ? __pfx_task_work_run+0x10/0x10 [ 90.414827][ T5836] ? __put_net+0x61/0x70 [ 90.419115][ T5836] do_exit+0xadd/0x2d70 [ 90.423322][ T5836] ? do_group_exit+0x1c3/0x2a0 [ 90.428140][ T5836] ? __pfx_lock_release+0x10/0x10 [ 90.433281][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.438951][ T5836] ? do_raw_spin_lock+0x12d/0x2c0 [ 90.444017][ T5836] ? __pfx_do_exit+0x10/0x10 [ 90.448664][ T5836] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 90.454092][ T5836] do_group_exit+0xd3/0x2a0 [ 90.458748][ T5836] __x64_sys_exit_group+0x3e/0x50 [ 90.463833][ T5836] x64_sys_call+0x14a9/0x16a0 [ 90.468564][ T5836] do_syscall_64+0xcd/0x250 [ 90.473275][ T5836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.479273][ T5836] RIP: 0033:0x7f574f4f8ac9 [ 90.483721][ T5836] Code: Unable to access opcode bytes at 0x7f574f4f8a9f. [ 90.490750][ T5836] RSP: 002b:00007ffeb8286248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 90.499201][ T5836] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f574f4f8ac9 [ 90.507194][ T5836] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 90.515183][ T5836] RBP: 00007f574f57b2d0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 90.523177][ T5836] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f574f57b2d0 [ 90.531256][ T5836] R13: 0000000000000000 R14: 00007f574f57c040 R15: 00007f574f4c7010 [ 90.539260][ T5836] [ 90.542378][ T5836] ================================================================== [ 90.561922][ T5836] Kernel panic - not syncing: kasan.fault=panic_on_write set ... [ 90.569786][ T5836] CPU: 0 UID: 0 PID: 5836 Comm: syz-executor334 Not tainted 6.12.0-rc4-syzkaller-00261-g850925a8133c #0 [ 90.580947][ T5836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 90.591039][ T5836] Call Trace: [ 90.594323][ T5836] [ 90.597258][ T5836] dump_stack_lvl+0x3d/0x1f0 [ 90.601876][ T5836] panic+0x71d/0x800 [ 90.605812][ T5836] ? __pfx_panic+0x10/0x10 [ 90.610272][ T5836] ? lockdep_hardirqs_on+0x7c/0x110 [ 90.615521][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.621173][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.626822][ T5836] ? preempt_schedule_common+0x44/0xc0 [ 90.632304][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.637947][ T5836] ? preempt_schedule_thunk+0x1a/0x30 [ 90.643337][ T5836] end_report+0x160/0x180 [ 90.647679][ T5836] kasan_report+0xe9/0x110 [ 90.652103][ T5836] ? __destroy_inode+0x3c5/0x730 [ 90.657069][ T5836] ? __destroy_inode+0x3c5/0x730 [ 90.662035][ T5836] kasan_check_range+0xef/0x1a0 [ 90.666902][ T5836] __destroy_inode+0x3c5/0x730 [ 90.671781][ T5836] destroy_inode+0x91/0x1b0 [ 90.676329][ T5836] evict+0x5f3/0x970 [ 90.680248][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.685896][ T5836] ? __pfx_evict+0x10/0x10 [ 90.690339][ T5836] ? __pfx_lock_release+0x10/0x10 [ 90.695384][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.701051][ T5836] dispose_list+0x117/0x1e0 [ 90.705584][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.711235][ T5836] evict_inodes+0x39d/0x4b0 [ 90.715779][ T5836] ? __pfx_evict_inodes+0x10/0x10 [ 90.720859][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.726545][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.732236][ T5836] ? shrink_dcache_for_umount+0x1a6/0x3e0 [ 90.737987][ T5836] generic_shutdown_super+0xb8/0x3d0 [ 90.743383][ T5836] kill_block_super+0x3b/0x90 [ 90.748105][ T5836] deactivate_locked_super+0xc1/0x1a0 [ 90.753519][ T5836] deactivate_super+0xde/0x100 [ 90.758339][ T5836] cleanup_mnt+0x222/0x450 [ 90.762776][ T5836] task_work_run+0x151/0x250 [ 90.767401][ T5836] ? __pfx_task_work_run+0x10/0x10 [ 90.772554][ T5836] ? __put_net+0x61/0x70 [ 90.776823][ T5836] do_exit+0xadd/0x2d70 [ 90.781013][ T5836] ? do_group_exit+0x1c3/0x2a0 [ 90.785817][ T5836] ? __pfx_lock_release+0x10/0x10 [ 90.790859][ T5836] ? srso_alias_return_thunk+0x5/0xfbef5 [ 90.796559][ T5836] ? do_raw_spin_lock+0x12d/0x2c0 [ 90.801630][ T5836] ? __pfx_do_exit+0x10/0x10 [ 90.806249][ T5836] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 90.811664][ T5836] do_group_exit+0xd3/0x2a0 [ 90.816197][ T5836] __x64_sys_exit_group+0x3e/0x50 [ 90.821283][ T5836] x64_sys_call+0x14a9/0x16a0 [ 90.826017][ T5836] do_syscall_64+0xcd/0x250 [ 90.830632][ T5836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.836573][ T5836] RIP: 0033:0x7f574f4f8ac9 [ 90.841001][ T5836] Code: Unable to access opcode bytes at 0x7f574f4f8a9f. [ 90.848022][ T5836] RSP: 002b:00007ffeb8286248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 90.856452][ T5836] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f574f4f8ac9 [ 90.864488][ T5836] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 90.872484][ T5836] RBP: 00007f574f57b2d0 R08: ffffffffffffffb8 R09: 0000000000000006 [ 90.880475][ T5836] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f574f57b2d0 [ 90.888467][ T5836] R13: 0000000000000000 R14: 00007f574f57c040 R15: 00007f574f4c7010 [ 90.896457][ T5836] [ 90.899621][ T5836] Kernel Offset: disabled [ 90.903948][ T5836] Rebooting in 86400 seconds..