./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3815253246 <...> Warning: Permanently added '10.128.1.71' (ED25519) to the list of known hosts. execve("./syz-executor3815253246", ["./syz-executor3815253246"], 0x7ffdcd022870 /* 10 vars */) = 0 brk(NULL) = 0x555592032000 brk(0x555592032d00) = 0x555592032d00 arch_prctl(ARCH_SET_FS, 0x555592032380) = 0 set_tid_address(0x555592032650) = 5080 set_robust_list(0x555592032660, 24) = 0 rseq(0x555592032ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3815253246", 4096) = 28 getrandom("\xa8\xa1\x8e\x73\x80\xc8\xbd\xe4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555592032d00 brk(0x555592053d00) = 0x555592053d00 brk(0x555592054000) = 0x555592054000 mprotect(0x7f511cee4000, 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 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, child_tidptr=0x555592032650) = 5081 ./strace-static-x86_64: Process 5081 attached [pid 5081] set_robust_list(0x555592032660, 24) = 0 [pid 5081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] setpgid(0, 0) = 0 [pid 5081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5081] write(3, "1000", 4) = 4 [pid 5081] close(3) = 0 [pid 5081] write(1, "executing program\n", 18executing program ) = 18 [pid 5081] memfd_create("syzkaller", 0) = 3 [pid 5081] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5114a00000 [pid 5081] 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 5081] munmap(0x7f5114a00000, 138412032) = 0 [pid 5081] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5081] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5081] close(3) = 0 [pid 5081] close(4) = 0 [pid 5081] mkdir("./file0", 0777) = 0 [pid 5081] mount("/dev/loop0", "./file0", "jfs", MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_REC|MS_STRICTATIME|MS_LAZYTIME, "uid=0x0000000000000000,usrquota,integrity,iocharset=iso8859-3,iocharset=cp949,errors=remount-ro,uid="...) = 0 [pid 5081] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5081] chdir("./file0") = 0 [pid 5081] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 61.082097][ T5081] loop0: detected capacity change from 0 to 32768 [ 61.131387][ T5081] BUG at fs/jfs/jfs_dmap.c:3028 assert(bitno < 32) [ 61.138190][ T5081] ------------[ cut here ]------------ [ 61.143643][ T5081] kernel BUG at fs/jfs/jfs_dmap.c:3028! [ 61.149495][ T5081] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 61.156441][ T5081] CPU: 1 PID: 5081 Comm: syz-executor381 Not tainted 6.10.0-rc7-syzkaller-00012-g34afb82a3c67 #0 [ 61.166917][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 61.176962][ T5081] RIP: 0010:dbFindBits+0x1ce/0x1d0 [ 61.182074][ T5081] Code: 58 08 90 0f 0b e8 a2 03 74 fe 48 c7 c7 60 5e 02 8c 48 c7 c6 a0 5b 02 8c ba d4 0b 00 00 48 c7 c1 40 66 02 8c e8 d3 15 58 08 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 [ 61.201663][ T5081] RSP: 0018:ffffc900034aef40 EFLAGS: 00010246 [ 61.207711][ T5081] RAX: 0000000000000030 RBX: 0000000000000000 RCX: 46e1ee74e3c92100 [ 61.215662][ T5081] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.223614][ T5081] RBP: 0000000000000020 R08: ffffffff817692dc R09: 1ffff92000695d88 [ 61.231568][ T5081] R10: dffffc0000000000 R11: fffff52000695d89 R12: 0000000000000001 [ 61.239519][ T5081] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 61.247466][ T5081] FS: 0000555592032380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 61.256548][ T5081] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.263110][ T5081] CR2: 0000000020001000 CR3: 0000000079aca000 CR4: 00000000003506f0 [ 61.271063][ T5081] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.279012][ T5081] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.286958][ T5081] Call Trace: [ 61.290241][ T5081] [ 61.293172][ T5081] ? __die_body+0x88/0xe0 [ 61.297514][ T5081] ? die+0xcf/0x110 [ 61.301316][ T5081] ? do_trap+0x15a/0x3a0 [ 61.305545][ T5081] ? dbFindBits+0x1ce/0x1d0 [ 61.310034][ T5081] ? do_error_trap+0x1dc/0x2c0 [ 61.314779][ T5081] ? dbFindBits+0x1ce/0x1d0 [ 61.319267][ T5081] ? __pfx_do_error_trap+0x10/0x10 [ 61.324367][ T5081] ? handle_invalid_op+0x34/0x40 [ 61.329292][ T5081] ? dbFindBits+0x1ce/0x1d0 [ 61.333802][ T5081] ? exc_invalid_op+0x38/0x50 [ 61.338464][ T5081] ? asm_exc_invalid_op+0x1a/0x20 [ 61.343472][ T5081] ? __wake_up_klogd+0xcc/0x110 [ 61.348333][ T5081] ? dbFindBits+0x1ce/0x1d0 [ 61.352823][ T5081] dbAllocDmapLev+0x1e9/0x4a0 [ 61.357486][ T5081] ? __pfx_dbAllocDmapLev+0x10/0x10 [ 61.362685][ T5081] dbAllocCtl+0x113/0x920 [ 61.367001][ T5081] dbAllocAG+0x28f/0x10b0 [ 61.371322][ T5081] ? __down_write_common+0x162/0x200 [ 61.376614][ T5081] ? __pfx_dbAllocAG+0x10/0x10 [ 61.381364][ T5081] dbAlloc+0x658/0xca0 [ 61.385426][ T5081] ? __pfx_dbAlloc+0x10/0x10 [ 61.390013][ T5081] ? __kasan_kmalloc+0x98/0xb0 [ 61.394770][ T5081] ? dtInsert+0x885/0x6b00 [ 61.399257][ T5081] ? kmalloc_trace_noprof+0x19c/0x2c0 [ 61.404632][ T5081] dtInsert+0xda7/0x6b00 [ 61.408896][ T5081] ? dtSearch+0x1d59/0x2520 [ 61.413386][ T5081] ? vfs_rename+0xbdb/0xf00 [ 61.417876][ T5081] ? do_syscall_64+0xf3/0x230 [ 61.422539][ T5081] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.428594][ T5081] ? mark_lock+0x9a/0x350 [ 61.432924][ T5081] ? __pfx_dtInsert+0x10/0x10 [ 61.437582][ T5081] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 61.443541][ T5081] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 61.449864][ T5081] ? kasan_quarantine_put+0xdc/0x230 [ 61.455149][ T5081] ? lockdep_hardirqs_on+0x99/0x150 [ 61.460370][ T5081] ? dtSearch+0x1d59/0x2520 [ 61.464867][ T5081] ? kfree+0x149/0x360 [ 61.468943][ T5081] jfs_rename+0xafe/0x1bb0 [ 61.473364][ T5081] ? __pfx_jfs_rename+0x10/0x10 [ 61.478218][ T5081] ? do_raw_spin_unlock+0x13c/0x8b0 [ 61.483414][ T5081] ? __asan_memcpy+0x40/0x70 [ 61.488003][ T5081] ? __pfx_jfs_rename+0x10/0x10 [ 61.492860][ T5081] vfs_rename+0xbdb/0xf00 [ 61.497213][ T5081] ? __pfx_vfs_rename+0x10/0x10 [ 61.502053][ T5081] ? security_path_rename+0x18b/0x220 [ 61.507426][ T5081] do_renameat2+0xd94/0x13f0 [ 61.512004][ T5081] ? __pfx_do_renameat2+0x10/0x10 [ 61.517023][ T5081] ? __virt_addr_valid+0x183/0x520 [ 61.522126][ T5081] ? __check_object_size+0x49c/0x900 [ 61.527412][ T5081] ? getname_flags+0x1fe/0x4f0 [ 61.532168][ T5081] __x64_sys_rename+0x86/0xa0 [ 61.536841][ T5081] do_syscall_64+0xf3/0x230 [ 61.541336][ T5081] ? clear_bhb_loop+0x35/0x90 [ 61.546006][ T5081] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.551959][ T5081] RIP: 0033:0x7f511ce69d59 [ 61.556383][ T5081] 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 [ 61.575981][ T5081] RSP: 002b:00007ffd41ba9ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 61.584390][ T5081] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f511ce69d59 [ 61.592357][ T5081] RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 00000000200000c0 [ 61.600321][ T5081] RBP: 00007f511ceb3095 R08: 00000000000060b7 R09: 00005555920334c0 [ 61.608276][ T5081] R10: 00007ffd41ba99b0 R11: 0000000000000246 R12: 00007ffd41ba9b10 [ 61.616242][ T5081] R13: 00007ffd41ba9d38 R14: 431bde82d7b634db R15: 00007f511ceb303b [ 61.624202][ T5081] [ 61.627208][ T5081] Modules linked in: [ 61.631565][ T5081] ---[ end trace 0000000000000000 ]--- [ 61.637055][ T5081] RIP: 0010:dbFindBits+0x1ce/0x1d0 [ 61.642210][ T5081] Code: 58 08 90 0f 0b e8 a2 03 74 fe 48 c7 c7 60 5e 02 8c 48 c7 c6 a0 5b 02 8c ba d4 0b 00 00 48 c7 c1 40 66 02 8c e8 d3 15 58 08 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41 [ 61.661880][ T5081] RSP: 0018:ffffc900034aef40 EFLAGS: 00010246 [ 61.667986][ T5081] RAX: 0000000000000030 RBX: 0000000000000000 RCX: 46e1ee74e3c92100 [ 61.675996][ T5081] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.683972][ T5081] RBP: 0000000000000020 R08: ffffffff817692dc R09: 1ffff92000695d88 [ 61.691978][ T5081] R10: dffffc0000000000 R11: fffff52000695d89 R12: 0000000000000001 [ 61.700005][ T5081] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 61.708018][ T5081] FS: 0000555592032380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 61.716980][ T5081] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.723552][ T5081] CR2: 0000000020001000 CR3: 0000000079aca000 CR4: 00000000003506f0 [ 61.731554][ T5081] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.739580][ T5081] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.747594][ T5081] Kernel panic - not syncing: Fatal exception [ 61.753863][ T5081] Kernel Offset: disabled [ 61.758171][ T5081] Rebooting in 86400 seconds..