./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3492877763 <...> DUID 00:04:b0:cd:33:f9:4f:8a:55:45:4d:7b:3b:ee:3a:71:f0:8b forked to background, child pid 3187 [ 27.393161][ T3188] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.403298][ T3188] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.42' (ECDSA) to the list of known hosts. execve("./syz-executor3492877763", ["./syz-executor3492877763"], 0x7ffd68b52ac0 /* 10 vars */) = 0 brk(NULL) = 0x555555eaa000 brk(0x555555eaac40) = 0x555555eaac40 arch_prctl(ARCH_SET_FS, 0x555555eaa300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3492877763", 4096) = 28 brk(0x555555ecbc40) = 0x555555ecbc40 brk(0x555555ecc000) = 0x555555ecc000 mprotect(0x7f4052bce000, 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 3609 attached , child_tidptr=0x555555eaa5d0) = 3609 [pid 3609] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3609] setsid() = 1 [pid 3609] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3609] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3609] unshare(CLONE_NEWNS) = 0 [pid 3609] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3609] unshare(CLONE_NEWIPC) = 0 [pid 3609] unshare(CLONE_NEWCGROUP) = 0 [pid 3609] unshare(CLONE_NEWUTS) = 0 [pid 3609] unshare(CLONE_SYSVSEM) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "16777216", 8) = 8 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "536870912", 9) = 9 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "8192", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3609] close(3) = 0 [pid 3609] getpid() = 1 [pid 3609] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<= next_index [ 67.993078][ T3609] find_entry called with index >= next_index [ 68.028731][ T122] ================================================================================ [ 68.039432][ T122] UBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:2745:24 [ 68.048381][ T122] index 1426063360 is out of range for type 's8 [1365]' [ 68.056622][ T122] CPU: 0 PID: 122 Comm: jfsCommit Not tainted 6.1.0-rc3-syzkaller-00288-gb208b9fbbcba #0 [ 68.066455][ T122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 68.076502][ T122] Call Trace: [ 68.079833][ T122] [ 68.083024][ T122] dump_stack_lvl+0x1b1/0x28e [ 68.087723][ T122] ? nf_tcp_handle_invalid+0x62e/0x62e [ 68.093181][ T122] ? vsnprintf+0x1af/0x1ce0 [ 68.097673][ T122] ? panic+0x710/0x710 [ 68.101748][ T122] __ubsan_handle_out_of_bounds+0xdb/0x130 [ 68.107553][ T122] ? do_read_cache_folio+0x6f7/0x790 [ 68.112832][ T122] dbJoin+0x2c7/0x2f0 [ 68.116819][ T122] dbFreeBits+0x50d/0xd40 [ 68.121153][ T122] dbFree+0x35e/0x660 [ 68.125138][ T122] txFreeMap+0x97c/0xd70 [ 68.129382][ T122] xtTruncate+0xe74/0x32d0 [ 68.133816][ T122] ? xtInitRoot+0x170/0x170 [ 68.138314][ T122] ? inode_wait_for_writeback+0x242/0x2c0 [ 68.144029][ T122] ? trace_lock_release+0x95/0x220 [ 68.149131][ T122] ? truncate_inode_pages_range+0x54f/0x17f0 [ 68.155131][ T122] ? read_lock_is_recursive+0x10/0x10 [ 68.160496][ T122] ? inode_wait_for_writeback+0x242/0x2c0 [ 68.166211][ T122] ? mapping_evict_folio+0x570/0x570 [ 68.171486][ T122] ? do_raw_spin_lock+0x148/0x360 [ 68.176527][ T122] ? __dquot_initialize+0x202/0xcf0 [ 68.181725][ T122] ? do_raw_spin_unlock+0x134/0x8a0 [ 68.187010][ T122] jfs_free_zero_link+0x3f5/0x680 [ 68.192027][ T122] ? dquot_initialize+0x20/0x20 [ 68.197044][ T122] ? inode_wait_for_writeback+0x242/0x2c0 [ 68.202762][ T122] ? jfs_write_failed+0x90/0x90 [ 68.207608][ T122] ? trace_sb_clear_inode_writeback+0x2b0/0x2b0 [ 68.213847][ T122] ? bit_waitqueue+0x30/0x30 [ 68.218439][ T122] jfs_evict_inode+0x35a/0x440 [ 68.223195][ T122] ? evict+0x29f/0x620 [ 68.227348][ T122] ? jfs_write_inode+0x210/0x210 [ 68.232280][ T122] evict+0x2a4/0x620 [ 68.236177][ T122] txUpdateMap+0x8eb/0xaa0 [ 68.240603][ T122] ? txCommit+0x6d40/0x6d40 [ 68.245119][ T122] jfs_lazycommit+0x488/0xb80 [ 68.249798][ T122] ? txFreelock+0x580/0x580 [ 68.254291][ T122] ? do_task_dead+0xc0/0xc0 [ 68.258793][ T122] ? _raw_spin_unlock+0x40/0x40 [ 68.263635][ T122] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 68.269611][ T122] ? __kthread_parkme+0x166/0x1c0 [ 68.274630][ T122] kthread+0x266/0x300 [ 68.278709][ T122] ? txFreelock+0x580/0x580 [ 68.283200][ T122] ? kthread_blkcg+0xd0/0xd0 [ 68.287784][ T122] ret_from_fork+0x1f/0x30 [ 68.292204][ T122] [ 68.299190][ T122] ================================================================================ [ 68.309254][ T122] Kernel panic - not syncing: panic_on_warn set ... [ 68.315827][ T122] CPU: 0 PID: 122 Comm: jfsCommit Not tainted 6.1.0-rc3-syzkaller-00288-gb208b9fbbcba #0 [ 68.325615][ T122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 68.335669][ T122] Call Trace: [ 68.338939][ T122] [ 68.341866][ T122] dump_stack_lvl+0x1b1/0x28e [ 68.346532][ T122] ? nf_tcp_handle_invalid+0x62e/0x62e [ 68.351977][ T122] ? panic+0x710/0x710 [ 68.356988][ T122] ? __irq_work_queue_local+0x121/0x180 [ 68.362525][ T122] ? vscnprintf+0x59/0x80 [ 68.366845][ T122] panic+0x2d6/0x710 [ 68.370737][ T122] ? __ubsan_handle_out_of_bounds+0x100/0x130 [ 68.376800][ T122] ? memcpy_page_flushcache+0xfc/0xfc [ 68.382173][ T122] ? panic+0x710/0x710 [ 68.386252][ T122] __ubsan_handle_out_of_bounds+0x121/0x130 [ 68.392173][ T122] ? do_read_cache_folio+0x6f7/0x790 [ 68.397457][ T122] dbJoin+0x2c7/0x2f0 [ 68.401438][ T122] dbFreeBits+0x50d/0xd40 [ 68.405769][ T122] dbFree+0x35e/0x660 [ 68.409750][ T122] txFreeMap+0x97c/0xd70 [ 68.414007][ T122] xtTruncate+0xe74/0x32d0 [ 68.418441][ T122] ? xtInitRoot+0x170/0x170 [ 68.422938][ T122] ? inode_wait_for_writeback+0x242/0x2c0 [ 68.428653][ T122] ? trace_lock_release+0x95/0x220 [ 68.434190][ T122] ? truncate_inode_pages_range+0x54f/0x17f0 [ 68.440200][ T122] ? read_lock_is_recursive+0x10/0x10 [ 68.445622][ T122] ? inode_wait_for_writeback+0x242/0x2c0 [ 68.451354][ T122] ? mapping_evict_folio+0x570/0x570 [ 68.456846][ T122] ? do_raw_spin_lock+0x148/0x360 [ 68.461899][ T122] ? __dquot_initialize+0x202/0xcf0 [ 68.467095][ T122] ? do_raw_spin_unlock+0x134/0x8a0 [ 68.472298][ T122] jfs_free_zero_link+0x3f5/0x680 [ 68.477336][ T122] ? dquot_initialize+0x20/0x20 [ 68.482262][ T122] ? inode_wait_for_writeback+0x242/0x2c0 [ 68.488029][ T122] ? jfs_write_failed+0x90/0x90 [ 68.493062][ T122] ? trace_sb_clear_inode_writeback+0x2b0/0x2b0 [ 68.499480][ T122] ? bit_waitqueue+0x30/0x30 [ 68.504069][ T122] jfs_evict_inode+0x35a/0x440 [ 68.508822][ T122] ? evict+0x29f/0x620 [ 68.512882][ T122] ? jfs_write_inode+0x210/0x210 [ 68.517811][ T122] evict+0x2a4/0x620 [ 68.521794][ T122] txUpdateMap+0x8eb/0xaa0 [ 68.526212][ T122] ? txCommit+0x6d40/0x6d40 [ 68.530716][ T122] jfs_lazycommit+0x488/0xb80 [ 68.535478][ T122] ? txFreelock+0x580/0x580 [ 68.540062][ T122] ? do_task_dead+0xc0/0xc0 [ 68.544662][ T122] ? _raw_spin_unlock+0x40/0x40 [ 68.549591][ T122] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 68.555605][ T122] ? __kthread_parkme+0x166/0x1c0 [ 68.560631][ T122] kthread+0x266/0x300 [ 68.564693][ T122] ? txFreelock+0x580/0x580 [ 68.569186][ T122] ? kthread_blkcg+0xd0/0xd0 [ 68.573854][ T122] ret_from_fork+0x1f/0x30 [ 68.578289][ T122] [ 68.581550][ T122] Kernel Offset: disabled [ 68.586634][ T122] Rebooting in 86400 seconds..