./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2296664405 <...> Warning: Permanently added '10.128.1.147' (ED25519) to the list of known hosts. execve("./syz-executor2296664405", ["./syz-executor2296664405"], 0x7fff1208b920 /* 10 vars */) = 0 brk(NULL) = 0x555591b08000 brk(0x555591b08d00) = 0x555591b08d00 arch_prctl(ARCH_SET_FS, 0x555591b08380) = 0 set_tid_address(0x555591b08650) = 5831 set_robust_list(0x555591b08660, 24) = 0 rseq(0x555591b08ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2296664405", 4096) = 28 getrandom("\xcb\x79\x71\xb8\x5d\x0e\xff\x1d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555591b08d00 brk(0x555591b29d00) = 0x555591b29d00 brk(0x555591b2a000) = 0x555591b2a000 mprotect(0x7f8e94bc9000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5833 attached [pid 5833] set_robust_list(0x555591b08660, 24) = 0 [pid 5833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5831] <... clone resumed>, child_tidptr=0x555591b08650) = 5833 [pid 5833] <... prctl resumed>) = 0 [pid 5833] setpgid(0, 0) = 0 [pid 5833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5833] write(3, "1000", 4) = 4 [pid 5833] close(3) = 0 executing program [pid 5833] write(1, "executing program\n", 18) = 18 [pid 5833] memfd_create("syzkaller", 0) = 3 [pid 5833] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8e8c600000 [pid 5833] 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 [pid 5833] munmap(0x7f8e8c600000, 138412032) = 0 [pid 5833] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5833] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5833] close(3) = 0 [pid 5833] close(4) = 0 [pid 5833] mkdir("./file1", 0777) = 0 [pid 5833] mount("/dev/loop0", "./file1", "jfs", MS_SYNCHRONOUS|MS_NODIRATIME|MS_POSIXACL|MS_I_VERSION, "iocharset=default,gid=0x0000000000000000,integrity,noquota,integrity,usrquota,noquota,") = 0 [pid 5833] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [ 84.128497][ T5833] loop0: detected capacity change from 0 to 32768 [pid 5833] chdir("./file1") = 0 [pid 5833] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5833] openat(AT_FDCWD, "cpuset.effective_cpus", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [ 84.202241][ T5833] BUG at fs/jfs/jfs_dmap.c:3039 assert(bitno < 32) [ 84.210287][ T5833] ------------[ cut here ]------------ [ 84.216131][ T5833] kernel BUG at fs/jfs/jfs_dmap.c:3039! [ 84.221861][ T5833] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 84.229299][ T5833] CPU: 1 UID: 0 PID: 5833 Comm: syz-executor229 Not tainted 6.14.0-rc1-syzkaller-00081-gbb066fe812d6 #0 [ 84.240435][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 84.250522][ T5833] RIP: 0010:dbFindBits+0x1ce/0x1d0 [ 84.255717][ T5833] Code: d6 fd 90 0f 0b e8 12 66 6e fe 48 c7 c7 00 c5 42 8c 48 c7 c6 40 c2 42 8c ba df 0b 00 00 48 c7 c1 e0 cc 42 8c e8 63 0c d6 fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 [ 84.275369][ T5833] RSP: 0018:ffffc90003066e20 EFLAGS: 00010246 [ 84.281492][ T5833] RAX: 0000000000000030 RBX: 0000000000000000 RCX: c0d3af6c2c7c3c00 [ 84.289577][ T5833] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 84.297562][ T5833] RBP: 0000000000000020 R08: ffffffff819f146c R09: 1ffff9200060cd60 [ 84.305558][ T5833] R10: dffffc0000000000 R11: fffff5200060cd61 R12: 0000000000000001 [ 84.313546][ T5833] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 84.321571][ T5833] FS: 0000555591b08380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 84.330838][ T5833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.337900][ T5833] CR2: 00007ff71d995ed8 CR3: 0000000078460000 CR4: 0000000000350ef0 [ 84.346087][ T5833] Call Trace: [ 84.349490][ T5833] [ 84.352476][ T5833] ? __die_body+0x5f/0xb0 [ 84.357112][ T5833] ? die+0x9e/0xc0 [ 84.361205][ T5833] ? do_trap+0x15a/0x3a0 [ 84.366360][ T5833] ? dbFindBits+0x1ce/0x1d0 [ 84.371600][ T5833] ? do_error_trap+0x1dc/0x2c0 [ 84.376820][ T5833] ? dbFindBits+0x1ce/0x1d0 [ 84.381826][ T5833] ? __pfx_do_error_trap+0x10/0x10 [ 84.386987][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.392868][ T5833] ? handle_invalid_op+0x34/0x40 [ 84.397831][ T5833] ? dbFindBits+0x1ce/0x1d0 [ 84.402382][ T5833] ? exc_invalid_op+0x38/0x50 [ 84.407118][ T5833] ? asm_exc_invalid_op+0x1a/0x20 [ 84.412212][ T5833] ? __wake_up_klogd+0xcc/0x110 [ 84.417106][ T5833] ? dbFindBits+0x1ce/0x1d0 [ 84.421835][ T5833] dbAllocDmapLev+0x1e9/0x4a0 [ 84.427069][ T5833] ? __pfx_dbAllocDmapLev+0x10/0x10 [ 84.432824][ T5833] ? __get_metapage+0x91a/0xdc0 [ 84.437793][ T5833] dbAllocCtl+0x147/0x9b0 [ 84.442261][ T5833] ? __pfx_lock_acquire+0x10/0x10 [ 84.447336][ T5833] dbAllocAG+0x28f/0x10b0 [ 84.451691][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.457351][ T5833] ? down_write_nested+0x195/0x220 [ 84.462653][ T5833] ? __pfx_dbAllocAG+0x10/0x10 [ 84.467623][ T5833] dbAlloc+0x658/0xca0 [ 84.471722][ T5833] ? __pfx_dbAlloc+0x10/0x10 [ 84.476522][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.482200][ T5833] ? __kasan_kmalloc+0x98/0xb0 [ 84.486995][ T5833] ? __kmalloc_cache_noprof+0x243/0x390 [ 84.492642][ T5833] ? dtInsert+0x857/0x6c10 [ 84.497343][ T5833] dtInsert+0xd7a/0x6c10 [ 84.501718][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.507374][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.513134][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.518888][ T5833] ? __pfx_dtInsert+0x10/0x10 [ 84.523611][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.529816][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.535873][ T5833] ? txLock+0x2b3/0x1cf0 [ 84.540302][ T5833] ? __pfx_lock_release+0x10/0x10 [ 84.545340][ T5833] ? do_raw_spin_lock+0x14f/0x370 [ 84.550491][ T5833] ? do_raw_spin_unlock+0x13c/0x8b0 [ 84.555735][ T5833] ? kfree+0x196/0x430 [ 84.559836][ T5833] ? dtSearch+0x1d59/0x2520 [ 84.564391][ T5833] jfs_create+0x7ba/0xbb0 [ 84.568911][ T5833] ? __pfx_jfs_create+0x10/0x10 [ 84.573868][ T5833] ? __pfx_jfs_lookup+0x10/0x10 [ 84.578768][ T5833] ? generic_permission+0x2db/0x680 [ 84.584513][ T5833] ? inode_permission+0xff/0x460 [ 84.589658][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.595342][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.601664][ T5833] ? security_inode_create+0xbe/0x340 [ 84.607221][ T5833] ? __pfx_jfs_create+0x10/0x10 [ 84.612080][ T5833] path_openat+0x193e/0x3590 [ 84.616722][ T5833] ? __pfx_path_openat+0x10/0x10 [ 84.621680][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.627336][ T5833] do_filp_open+0x27f/0x4e0 [ 84.631964][ T5833] ? __pfx_do_filp_open+0x10/0x10 [ 84.637172][ T5833] ? do_raw_spin_lock+0x14f/0x370 [ 84.642243][ T5833] do_sys_openat2+0x13e/0x1d0 [ 84.647017][ T5833] ? __pfx_do_sys_openat2+0x10/0x10 [ 84.652422][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.658077][ T5833] ? lockdep_hardirqs_on+0x99/0x150 [ 84.663288][ T5833] ? _raw_spin_unlock_irq+0x2e/0x50 [ 84.668954][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.674613][ T5833] ? ptrace_notify+0x279/0x380 [ 84.679390][ T5833] __x64_sys_openat+0x247/0x2a0 [ 84.684250][ T5833] ? __pfx___x64_sys_openat+0x10/0x10 [ 84.689635][ T5833] ? do_syscall_64+0x100/0x230 [ 84.694437][ T5833] ? srso_alias_return_thunk+0x5/0xfbef5 [ 84.700712][ T5833] do_syscall_64+0xf3/0x230 [ 84.705323][ T5833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.711263][ T5833] RIP: 0033:0x7f8e94b4ee59 [ 84.715702][ T5833] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 84.735431][ T5833] RSP: 002b:00007ffc41112f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 84.743887][ T5833] RAX: ffffffffffffffda RBX: 000020000000147a RCX: 00007f8e94b4ee59 [ 84.751883][ T5833] RDX: 000000000000275a RSI: 00002000000002c0 RDI: 00000000ffffff9c [ 84.759864][ T5833] RBP: 00007f8e94bc95f0 R08: 0000555591b094c0 R09: 0000555591b094c0 [ 84.767850][ T5833] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc41112fb0 [ 84.775882][ T5833] R13: 00007ffc411131d8 R14: 431bde82d7b634db R15: 00007f8e94b9803b [ 84.783961][ T5833] [ 84.786980][ T5833] Modules linked in: [ 84.791118][ T5833] ---[ end trace 0000000000000000 ]--- [ 84.797098][ T5833] RIP: 0010:dbFindBits+0x1ce/0x1d0 [ 84.802429][ T5833] Code: d6 fd 90 0f 0b e8 12 66 6e fe 48 c7 c7 00 c5 42 8c 48 c7 c6 40 c2 42 8c ba df 0b 00 00 48 c7 c1 e0 cc 42 8c e8 63 0c d6 fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 [ 84.822499][ T5833] RSP: 0018:ffffc90003066e20 EFLAGS: 00010246 [ 84.828639][ T5833] RAX: 0000000000000030 RBX: 0000000000000000 RCX: c0d3af6c2c7c3c00 [ 84.836810][ T5833] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 84.844845][ T5833] RBP: 0000000000000020 R08: ffffffff819f146c R09: 1ffff9200060cd60 [ 84.852871][ T5833] R10: dffffc0000000000 R11: fffff5200060cd61 R12: 0000000000000001 [ 84.860943][ T5833] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 84.869207][ T5833] FS: 0000555591b08380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 84.878627][ T5833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.885582][ T5833] CR2: 000055d635ca1998 CR3: 0000000078460000 CR4: 0000000000350ef0 [ 84.893715][ T5833] Kernel panic - not syncing: Fatal exception [ 84.900308][ T5833] Kernel Offset: disabled [ 84.905040][ T5833] Rebooting in 86400 seconds..