./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1480968552 <...> Warning: Permanently added '10.128.10.24' (ED25519) to the list of known hosts. execve("./syz-executor1480968552", ["./syz-executor1480968552"], 0x7ffc128d05f0 /* 10 vars */) = 0 brk(NULL) = 0x55559178d000 brk(0x55559178dd00) = 0x55559178dd00 arch_prctl(ARCH_SET_FS, 0x55559178d380) = 0 set_tid_address(0x55559178d650) = 5836 set_robust_list(0x55559178d660, 24) = 0 rseq(0x55559178dca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1480968552", 4096) = 28 getrandom("\xd1\x12\xc7\x86\xd3\xee\xf5\xeb", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55559178dd00 brk(0x5555917aed00) = 0x5555917aed00 brk(0x5555917af000) = 0x5555917af000 mprotect(0x7f36e0576000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5837 attached [pid 5837] set_robust_list(0x55559178d660, 24 [pid 5836] <... clone resumed>, child_tidptr=0x55559178d650) = 5837 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "10000000000", 11) = 11 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "20", 2) = 2 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "100", 3) = 3 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "7 4 1 3", 7) = 7 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "0", 1) = 1 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "5837", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] kill(5837, SIGKILL) = 0 [pid 5837] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5837, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- executing program write(1, "executing program\n", 18) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f36d8000000 write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 munmap(0x7f36d8000000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file7", 0777) = 0 mount("/dev/loop0", "./file7", "jfs", MS_RDONLY|MS_NOSUID|MS_NOATIME|MS_NODIRATIME, "") = 0 openat(AT_FDCWD, "./file7", O_RDONLY|O_DIRECTORY) = 3 chdir("./file7") = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 63.618776][ T5836] loop0: detected capacity change from 0 to 32768 fspick(AT_FDCWD, ".", 0) = 4 fsconfig(4, FSCONFIG_CMD_RECONFIGURE, NULL, NULL, 0) = -1 EINVAL (Invalid argument) mkdir(".", 0777) = -1 EEXIST (File exists) mount(NULL, ".", 0x20000f40, MS_NOEXEC|MS_SYNCHRONOUS|MS_REMOUNT|MS_NOATIME|MS_MOVE|MS_SILENT|MS_PRIVATE|MS_RELATIME|MS_I_VERSION|MS_STRICTATIME, "") = 0 openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 5 chdir(".") = 0 [ 63.683864][ T5836] syz-executor148: attempt to access beyond end of device [ 63.683864][ T5836] loop14: rw=0, sector=8, nr_sectors = 8 limit=0 [ 63.697812][ T5836] lbmIODone: I/O error in JFS log [ 63.703079][ T5836] *** Log Format Error ! *** [ 63.708533][ T5836] lmLogInit: exit(-22) [ 63.712642][ T5836] lmLogOpen: exit(-22) [ 63.763116][ T5836] ERROR: (device loop0): txBegin: read-only filesystem [ 63.763116][ T5836] [ 63.773790][ T5836] ERROR: (device loop0): remounting filesystem as read-only [ 63.781726][ T5836] jfs_dirty_inode called on read-only volume [ 63.787919][ T5836] Is remount racy? [ 63.791774][ T5836] find_entry called with index = 0 [ 63.796891][ T5836] find_entry called with index = 0 [ 63.802045][ T5836] find_entry called with index = 0 [ 63.807174][ T5836] find_entry called with index = 0 [ 63.812379][ T5836] find_entry called with index = 0 [ 63.817502][ T5836] jfs_dirty_inode called on read-only volume [ 63.823536][ T5836] Is remount racy? [ 63.827280][ T5836] jfs_dirty_inode called on read-only volume [ 63.833291][ T5836] Is remount racy? [ 63.837027][ T5836] INFO: trying to register non-static key. [ 63.842811][ T5836] The code is fine but needs lockdep annotation, or maybe [ 63.849917][ T5836] you didn't initialize this object before use? [ 63.856174][ T5836] turning off the locking correctness validator. [ 63.862492][ T5836] CPU: 1 UID: 0 PID: 5836 Comm: syz-executor148 Not tainted 6.12.0-syzkaller-09567-g7eef7e306d3c #0 [ 63.873237][ T5836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 63.883372][ T5836] Call Trace: [ 63.886638][ T5836] [ 63.889559][ T5836] dump_stack_lvl+0x241/0x360 [ 63.894250][ T5836] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.899445][ T5836] ? __pfx__printk+0x10/0x10 [ 63.904087][ T5836] ? validate_chain+0x11e/0x5920 [ 63.909028][ T5836] ? __is_module_percpu_address+0x213/0x370 [ 63.914946][ T5836] ? __is_kernel_percpu_address+0x115/0x250 [ 63.920836][ T5836] assign_lock_key+0x241/0x280 [ 63.925591][ T5836] ? __pfx_assign_lock_key+0x10/0x10 [ 63.930872][ T5836] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 63.936858][ T5836] register_lock_class+0x1cf/0x980 [ 63.941967][ T5836] ? __console_unlock+0x12d/0x1f0 [ 63.946993][ T5836] ? __pfx_register_lock_class+0x10/0x10 [ 63.952614][ T5836] ? prb_read_valid+0xa9/0xf0 [ 63.957280][ T5836] ? __pfx___console_unlock+0x10/0x10 [ 63.962648][ T5836] __lock_acquire+0xf3/0x2100 [ 63.967311][ T5836] ? __pfx_llist_add_batch+0x10/0x10 [ 63.972592][ T5836] ? __irq_work_queue_local+0x137/0x410 [ 63.978128][ T5836] lock_acquire+0x1ed/0x550 [ 63.982621][ T5836] ? __wake_up_common_lock+0x25/0x1e0 [ 63.987981][ T5836] ? __lock_acquire+0x1397/0x2100 [ 63.992998][ T5836] ? __pfx_lock_acquire+0x10/0x10 [ 63.998018][ T5836] _raw_spin_lock_irqsave+0xd5/0x120 [ 64.003303][ T5836] ? __wake_up_common_lock+0x25/0x1e0 [ 64.008669][ T5836] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 64.014566][ T5836] ? do_raw_spin_lock+0x14f/0x370 [ 64.019580][ T5836] ? __pfx__printk+0x10/0x10 [ 64.024159][ T5836] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 64.029526][ T5836] __wake_up_common_lock+0x25/0x1e0 [ 64.034712][ T5836] txEnd+0x8c/0x560 [ 64.038533][ T5836] jfs_create+0x371/0xbb0 [ 64.042853][ T5836] ? __pfx_jfs_create+0x10/0x10 [ 64.047691][ T5836] ? __pfx_jfs_lookup+0x10/0x10 [ 64.052537][ T5836] ? generic_permission+0x2db/0x680 [ 64.057729][ T5836] ? bpf_lsm_inode_create+0x9/0x10 [ 64.062828][ T5836] ? security_inode_create+0xbe/0x340 [ 64.068189][ T5836] ? __pfx_jfs_create+0x10/0x10 [ 64.073033][ T5836] path_openat+0x1c03/0x3590 [ 64.077622][ T5836] ? __pfx_path_openat+0x10/0x10 [ 64.082555][ T5836] do_filp_open+0x27f/0x4e0 [ 64.087050][ T5836] ? __pfx_do_filp_open+0x10/0x10 [ 64.092082][ T5836] ? do_raw_spin_lock+0x14f/0x370 [ 64.097114][ T5836] do_sys_openat2+0x13e/0x1d0 [ 64.101781][ T5836] ? __pfx_do_sys_openat2+0x10/0x10 [ 64.106970][ T5836] ? lockdep_hardirqs_on+0x99/0x150 [ 64.112159][ T5836] ? _raw_spin_unlock_irq+0x2e/0x50 [ 64.117351][ T5836] ? ptrace_notify+0x279/0x380 [ 64.122104][ T5836] __x64_sys_openat+0x247/0x2a0 [ 64.126947][ T5836] ? __pfx___x64_sys_openat+0x10/0x10 [ 64.132308][ T5836] ? do_syscall_64+0x100/0x230 [ 64.137075][ T5836] do_syscall_64+0xf3/0x230 [ 64.141571][ T5836] ? clear_bhb_loop+0x35/0x90 [ 64.146240][ T5836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.152124][ T5836] RIP: 0033:0x7f36e04fbb59 [ 64.156539][ T5836] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 64.176129][ T5836] RSP: 002b:00007ffcdf5934b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 64.184534][ T5836] RAX: ffffffffffffffda RBX: 00007f36e05450f8 RCX: 00007f36e04fbb59 [ 64.192496][ T5836] RDX: 000000000000275a RSI: 0000000020000080 RDI: 00000000ffffff9c [ 64.200456][ T5836] RBP: 00000000000016cd R08: 0000000000000000 R09: 0000000020000000 [ 64.208440][ T5836] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcdf5935d0 [ 64.216400][ T5836] R13: 00007ffcdf593798 R14: 0000000000000001 R15: 0000000000000001 [ 64.224622][ T5836] [ 64.227677][ T5836] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI [ 64.240246][ T5836] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 64.248640][ T5836] CPU: 1 UID: 0 PID: 5836 Comm: syz-executor148 Not tainted 6.12.0-syzkaller-09567-g7eef7e306d3c #0 [ 64.259386][ T5836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 64.269429][ T5836] RIP: 0010:__wake_up_common_lock+0xcf/0x1e0 [ 64.275401][ T5836] Code: fb 0f 84 d1 00 00 00 8b 6c 24 04 eb 13 48 ba 00 00 00 00 00 fc ff df 4c 39 fb 0f 84 b8 00 00 00 49 89 de 48 89 d8 48 c1 e8 03 <80> 3c 10 00 74 12 4c 89 f7 e8 a3 5a 8f 00 48 ba 00 00 00 00 00 fc [ 64.294995][ T5836] RSP: 0018:ffffc900038e7610 EFLAGS: 00010046 [ 64.301050][ T5836] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 64.309013][ T5836] RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffffc900038e74e0 [ 64.316979][ T5836] RBP: 0000000000000000 R08: 0000000000000003 R09: fffff5200071ce9c [ 64.324937][ T5836] R10: dffffc0000000000 R11: fffff5200071ce9c R12: dffffc0000000000 [ 64.332894][ T5836] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc900026a9070 [ 64.340886][ T5836] FS: 000055559178d380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 64.349803][ T5836] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.356383][ T5836] CR2: 00007ffcdf594000 CR3: 000000002e6fc000 CR4: 00000000003526f0 [ 64.364344][ T5836] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.372305][ T5836] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.380270][ T5836] Call Trace: [ 64.383544][ T5836] [ 64.386466][ T5836] ? __die_body+0x5f/0xb0 [ 64.390788][ T5836] ? die_addr+0xb0/0xe0 [ 64.394934][ T5836] ? exc_general_protection+0x3dd/0x5d0 [ 64.400481][ T5836] ? asm_exc_general_protection+0x26/0x30 [ 64.406200][ T5836] ? __wake_up_common_lock+0xcf/0x1e0 [ 64.411568][ T5836] txEnd+0x8c/0x560 [ 64.415373][ T5836] jfs_create+0x371/0xbb0 [ 64.419697][ T5836] ? __pfx_jfs_create+0x10/0x10 [ 64.424537][ T5836] ? __pfx_jfs_lookup+0x10/0x10 [ 64.429389][ T5836] ? generic_permission+0x2db/0x680 [ 64.434582][ T5836] ? bpf_lsm_inode_create+0x9/0x10 [ 64.439683][ T5836] ? security_inode_create+0xbe/0x340 [ 64.445051][ T5836] ? __pfx_jfs_create+0x10/0x10 [ 64.449890][ T5836] path_openat+0x1c03/0x3590 [ 64.454480][ T5836] ? __pfx_path_openat+0x10/0x10 [ 64.459426][ T5836] do_filp_open+0x27f/0x4e0 [ 64.463918][ T5836] ? __pfx_do_filp_open+0x10/0x10 [ 64.468931][ T5836] ? do_raw_spin_lock+0x14f/0x370 [ 64.473957][ T5836] do_sys_openat2+0x13e/0x1d0 [ 64.478623][ T5836] ? __pfx_do_sys_openat2+0x10/0x10 [ 64.483812][ T5836] ? lockdep_hardirqs_on+0x99/0x150 [ 64.489001][ T5836] ? _raw_spin_unlock_irq+0x2e/0x50 [ 64.494209][ T5836] ? ptrace_notify+0x279/0x380 [ 64.498963][ T5836] __x64_sys_openat+0x247/0x2a0 [ 64.503803][ T5836] ? __pfx___x64_sys_openat+0x10/0x10 [ 64.509174][ T5836] ? do_syscall_64+0x100/0x230 [ 64.513931][ T5836] do_syscall_64+0xf3/0x230 [ 64.518422][ T5836] ? clear_bhb_loop+0x35/0x90 [ 64.523090][ T5836] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.528974][ T5836] RIP: 0033:0x7f36e04fbb59 [ 64.533376][ T5836] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 64.553056][ T5836] RSP: 002b:00007ffcdf5934b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 64.561459][ T5836] RAX: ffffffffffffffda RBX: 00007f36e05450f8 RCX: 00007f36e04fbb59 [ 64.569434][ T5836] RDX: 000000000000275a RSI: 0000000020000080 RDI: 00000000ffffff9c [ 64.577394][ T5836] RBP: 00000000000016cd R08: 0000000000000000 R09: 0000000020000000 [ 64.585352][ T5836] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcdf5935d0 [ 64.593309][ T5836] R13: 00007ffcdf593798 R14: 0000000000000001 R15: 0000000000000001 [ 64.601271][ T5836] [ 64.604281][ T5836] Modules linked in: [ 64.608179][ T5836] ---[ end trace 0000000000000000 ]--- [ 64.613616][ T5836] RIP: 0010:__wake_up_common_lock+0xcf/0x1e0 [ 64.619600][ T5836] Code: fb 0f 84 d1 00 00 00 8b 6c 24 04 eb 13 48 ba 00 00 00 00 00 fc ff df 4c 39 fb 0f 84 b8 00 00 00 49 89 de 48 89 d8 48 c1 e8 03 <80> 3c 10 00 74 12 4c 89 f7 e8 a3 5a 8f 00 48 ba 00 00 00 00 00 fc [ 64.639216][ T5836] RSP: 0018:ffffc900038e7610 EFLAGS: 00010046 [ 64.645283][ T5836] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 64.653245][ T5836] RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffffc900038e74e0 [ 64.661206][ T5836] RBP: 0000000000000000 R08: 0000000000000003 R09: fffff5200071ce9c [ 64.669164][ T5836] R10: dffffc0000000000 R11: fffff5200071ce9c R12: dffffc0000000000 [ 64.677120][ T5836] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc900026a9070 [ 64.685083][ T5836] FS: 000055559178d380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 64.693999][ T5836] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.700573][ T5836] CR2: 00007ffcdf594000 CR3: 000000002e6fc000 CR4: 00000000003526f0 [ 64.708530][ T5836] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 64.716488][ T5836] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 64.724447][ T5836] Kernel panic - not syncing: Fatal exception [ 64.730743][ T5836] Kernel Offset: disabled [ 64.735052][ T5836] Rebooting in 86400 seconds..