./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor399126917 <...> forked to background, child pid 3182 no interfaces have a carrier [ 18.401577][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 18.410117][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.25' (ECDSA) to the list of known hosts. execve("./syz-executor399126917", ["./syz-executor399126917"], 0x7ffdef3e8cf0 /* 10 vars */) = 0 brk(NULL) = 0x555557410000 brk(0x555557410c40) = 0x555557410c40 arch_prctl(ARCH_SET_FS, 0x555557410300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor399126917", 4096) = 27 brk(0x555557431c40) = 0x555557431c40 brk(0x555557432000) = 0x555557432000 mprotect(0x7fbee7ba8000, 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 3611 attached , child_tidptr=0x5555574105d0) = 3611 [pid 3611] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] setsid() = 1 [pid 3611] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3611] unshare(CLONE_NEWNS) = 0 [pid 3611] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3611] unshare(CLONE_NEWIPC) = 0 [pid 3611] unshare(CLONE_NEWCGROUP) = 0 [pid 3611] unshare(CLONE_NEWUTS) = 0 [pid 3611] unshare(CLONE_SYSVSEM) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "16777216", 8) = 8 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "536870912", 9) = 9 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "8192", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3611] close(3) = 0 [pid 3611] getpid() = 1 [pid 3611] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 38.943573][ T119] dump_stack_lvl+0xcd/0x134 [ 38.948147][ T119] ubsan_epilogue+0xb/0x50 [ 38.952541][ T119] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 [ 38.959284][ T119] ? folio_flags.constprop.0+0x53/0x150 [ 38.964818][ T119] dbJoin.cold+0x19/0x1e [ 38.969044][ T119] dbAdjCtl+0x703/0x900 [ 38.973189][ T119] dbFreeDmap+0xd3/0x1a0 [ 38.977416][ T119] dbFree+0x250/0x540 [ 38.981475][ T119] txFreeMap+0x70a/0xd70 [ 38.985696][ T119] ? _raw_spin_unlock+0x24/0x40 [ 38.990526][ T119] xtTruncate+0x1d2a/0x2720 [ 38.995034][ T119] ? xtInitRoot+0x1c0/0x1c0 [ 38.999517][ T119] ? fs_reclaim_acquire+0xb2/0x160 [ 39.004610][ T119] ? truncate_inode_pages_range+0x5d9/0x1510 [ 39.010657][ T119] ? rcu_read_lock_sched_held+0xd/0x70 [ 39.016099][ T119] ? lock_acquire+0x480/0x570 [ 39.020753][ T119] ? lock_release+0x780/0x780 [ 39.025406][ T119] ? truncate_inode_partial_folio+0xdf0/0xdf0 [ 39.031470][ T119] ? rcu_read_lock_sched_held+0xd/0x70 [ 39.036910][ T119] ? lock_release+0x560/0x780 [ 39.041562][ T119] ? __mark_inode_dirty+0x532/0xfb0 [ 39.046736][ T119] ? lock_downgrade+0x6e0/0x6e0 [ 39.051563][ T119] ? __dquot_initialize+0x295/0xbe0 [ 39.056745][ T119] ? rwlock_bug.part.0+0x90/0x90 [ 39.061669][ T119] ? lock_acquire+0x480/0x570 [ 39.066327][ T119] jfs_free_zero_link+0x33b/0x4a0 [ 39.071339][ T119] ? jfs_mkdir+0xab0/0xab0 [ 39.075741][ T119] ? lock_downgrade+0x6e0/0x6e0 [ 39.080569][ T119] ? cpuacct_css_alloc+0x160/0x160 [ 39.085658][ T119] ? rwlock_bug.part.0+0x90/0x90 [ 39.090600][ T119] jfs_evict_inode+0x40f/0x4a0 [ 39.095348][ T119] ? jfs_write_inode+0x230/0x230 [ 39.100272][ T119] evict+0x2ed/0x6b0 [ 39.104164][ T119] iput.part.0+0x55d/0x810 [ 39.108563][ T119] iput+0x58/0x70 [ 39.112177][ T119] txUpdateMap+0x97c/0xc50 [ 39.116576][ T119] ? txFreeMap+0xd70/0xd70 [ 39.120974][ T119] ? _raw_spin_lock_irqsave+0x41/0x50 [ 39.126333][ T119] jfs_lazycommit+0x5bb/0xaa0 [ 39.130992][ T119] ? txCommit+0x43a0/0x43a0 [ 39.135475][ T119] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 39.141352][ T119] ? wake_up_q+0xf0/0xf0 [ 39.145747][ T119] ? __kthread_parkme+0x15f/0x220 [ 39.150754][ T119] ? txCommit+0x43a0/0x43a0 [ 39.155239][ T119] kthread+0x2e4/0x3a0 [ 39.159288][ T119] ? kthread_complete_and_exit+0x40/0x40 [ 39.164920][ T119] ret_from_fork+0x1f/0x30 [ 39.169344][ T119] [ 39.175055][ T119] ================================================================================ [ 39.184634][ T119] Kernel panic - not syncing: panic_on_warn set ... [ 39.191381][ T119] CPU: 1 PID: 119 Comm: jfsCommit Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 [ 39.201032][ T119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 39.211066][ T119] Call Trace: [ 39.214342][ T119] [ 39.217252][ T119] dump_stack_lvl+0xcd/0x134 [ 39.221827][ T119] panic+0x2c8/0x622 [ 39.225706][ T119] ? panic_print_sys_info.part.0+0x10b/0x10b [ 39.231675][ T119] ? ubsan_epilogue+0x3e/0x50 [ 39.236336][ T119] ubsan_epilogue+0x4a/0x50 [ 39.240820][ T119] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 [ 39.247649][ T119] ? folio_flags.constprop.0+0x53/0x150 [ 39.253180][ T119] dbJoin.cold+0x19/0x1e [ 39.257411][ T119] dbAdjCtl+0x703/0x900 [ 39.261781][ T119] dbFreeDmap+0xd3/0x1a0 [ 39.266008][ T119] dbFree+0x250/0x540 [ 39.269980][ T119] txFreeMap+0x70a/0xd70 [ 39.274205][ T119] ? _raw_spin_unlock+0x24/0x40 [ 39.279036][ T119] xtTruncate+0x1d2a/0x2720 [ 39.283546][ T119] ? xtInitRoot+0x1c0/0x1c0 [ 39.288034][ T119] ? fs_reclaim_acquire+0xb2/0x160 [ 39.293135][ T119] ? truncate_inode_pages_range+0x5d9/0x1510 [ 39.299106][ T119] ? rcu_read_lock_sched_held+0xd/0x70 [ 39.304562][ T119] ? lock_acquire+0x480/0x570 [ 39.309233][ T119] ? lock_release+0x780/0x780 [ 39.313896][ T119] ? truncate_inode_partial_folio+0xdf0/0xdf0 [ 39.320131][ T119] ? rcu_read_lock_sched_held+0xd/0x70 [ 39.325589][ T119] ? lock_release+0x560/0x780 [ 39.330345][ T119] ? __mark_inode_dirty+0x532/0xfb0 [ 39.335535][ T119] ? lock_downgrade+0x6e0/0x6e0 [ 39.340377][ T119] ? __dquot_initialize+0x295/0xbe0 [ 39.345571][ T119] ? rwlock_bug.part.0+0x90/0x90 [ 39.350499][ T119] ? lock_acquire+0x480/0x570 [ 39.355168][ T119] jfs_free_zero_link+0x33b/0x4a0 [ 39.360190][ T119] ? jfs_mkdir+0xab0/0xab0 [ 39.364602][ T119] ? lock_downgrade+0x6e0/0x6e0 [ 39.369440][ T119] ? cpuacct_css_alloc+0x160/0x160 [ 39.374544][ T119] ? rwlock_bug.part.0+0x90/0x90 [ 39.379473][ T119] jfs_evict_inode+0x40f/0x4a0 [ 39.384229][ T119] ? jfs_write_inode+0x230/0x230 [ 39.389157][ T119] evict+0x2ed/0x6b0 [ 39.393043][ T119] iput.part.0+0x55d/0x810 [ 39.397467][ T119] iput+0x58/0x70 [ 39.401087][ T119] txUpdateMap+0x97c/0xc50 [ 39.405495][ T119] ? txFreeMap+0xd70/0xd70 [ 39.409901][ T119] ? _raw_spin_lock_irqsave+0x41/0x50 [ 39.415265][ T119] jfs_lazycommit+0x5bb/0xaa0 [ 39.419933][ T119] ? txCommit+0x43a0/0x43a0 [ 39.424427][ T119] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 39.430229][ T119] ? wake_up_q+0xf0/0xf0 [ 39.434464][ T119] ? __kthread_parkme+0x15f/0x220 [ 39.439478][ T119] ? txCommit+0x43a0/0x43a0 [ 39.443971][ T119] kthread+0x2e4/0x3a0 [ 39.448026][ T119] ? kthread_complete_and_exit+0x40/0x40 [ 39.453646][ T119] ret_from_fork+0x1f/0x30 [ 39.458063][ T119] [ 39.462053][ T119] Kernel Offset: disabled [ 39.466362][ T119] Rebooting in 86400 seconds..