./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1795980974 <...> Warning: Permanently added '10.128.0.221' (ECDSA) to the list of known hosts. execve("./syz-executor1795980974", ["./syz-executor1795980974"], 0x7fff805ef5b0 /* 10 vars */) = 0 brk(NULL) = 0x555556580000 brk(0x555556580c40) = 0x555556580c40 arch_prctl(ARCH_SET_FS, 0x555556580300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1795980974", 4096) = 28 brk(0x5555565a1c40) = 0x5555565a1c40 brk(0x5555565a2000) = 0x5555565a2000 mprotect(0x7fa1fe56d000, 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 3607 attached , child_tidptr=0x5555565805d0) = 3607 [pid 3607] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] setsid() = 1 [pid 3607] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3607] unshare(CLONE_NEWNS) = 0 [pid 3607] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3607] unshare(CLONE_NEWIPC) = 0 [pid 3607] unshare(CLONE_NEWCGROUP) = 0 [pid 3607] unshare(CLONE_NEWUTS) = 0 [pid 3607] unshare(CLONE_SYSVSEM) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "16777216", 8) = 8 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "536870912", 9) = 9 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "8192", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3607] close(3) = 0 [pid 3607] getpid() = 1 [pid 3607] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 51.627700][ T122] dump_stack_lvl+0x1b1/0x28e [ 51.632407][ T122] ? fortify_panic+0x13/0x13 [ 51.636996][ T122] ? vsnprintf+0x1af/0x1ce0 [ 51.641499][ T122] ? panic+0x715/0x715 [ 51.645585][ T122] __ubsan_handle_out_of_bounds+0xdb/0x130 [ 51.651406][ T122] ? __might_sleep+0xc0/0xc0 [ 51.656000][ T122] dbAdjTree+0x478/0x500 [ 51.660251][ T122] dbJoin+0x231/0x2f0 [ 51.664240][ T122] dbFreeBits+0x50d/0xd40 [ 51.668621][ T122] dbFree+0x35e/0x660 [ 51.672616][ T122] txFreeMap+0x79d/0xd70 [ 51.676961][ T122] txUpdateMap+0x370/0xaa0 [ 51.681405][ T122] ? txCommit+0x6d40/0x6d40 [ 51.685921][ T122] jfs_lazycommit+0x433/0xba0 [ 51.690611][ T122] ? txFreelock+0x580/0x580 [ 51.695133][ T122] ? do_task_dead+0xc0/0xc0 [ 51.699640][ T122] ? _raw_spin_unlock+0x40/0x40 [ 51.704493][ T122] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 51.710499][ T122] ? __kthread_parkme+0x166/0x1c0 [ 51.715530][ T122] kthread+0x266/0x300 [ 51.719599][ T122] ? txFreelock+0x580/0x580 [ 51.724101][ T122] ? kthread_blkcg+0xd0/0xd0 [ 51.728714][ T122] ret_from_fork+0x1f/0x30 [ 51.733147][ T122] [ 51.738172][ T122] ================================================================================ [ 51.747797][ T122] Kernel panic - not syncing: panic_on_warn set ... [ 51.754407][ T122] CPU: 1 PID: 122 Comm: jfsCommit Not tainted 6.0.0-rc6-syzkaller-00291-g3db61221f4e8 #0 [ 51.764218][ T122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 51.774267][ T122] Call Trace: [ 51.777543][ T122] [ 51.780472][ T122] dump_stack_lvl+0x1b1/0x28e [ 51.785150][ T122] ? fortify_panic+0x13/0x13 [ 51.789736][ T122] ? panic+0x715/0x715 [ 51.793814][ T122] ? __irq_work_queue_local+0x121/0x180 [ 51.799366][ T122] ? vscnprintf+0x59/0x80 [ 51.803693][ T122] panic+0x2d6/0x715 [ 51.807605][ T122] ? __ubsan_handle_out_of_bounds+0x100/0x130 [ 51.813667][ T122] ? fb_is_primary_device+0xcc/0xcc [ 51.818878][ T122] ? panic+0x715/0x715 [ 51.822948][ T122] __ubsan_handle_out_of_bounds+0x121/0x130 [ 51.828839][ T122] ? __might_sleep+0xc0/0xc0 [ 51.833428][ T122] dbAdjTree+0x478/0x500 [ 51.837669][ T122] dbJoin+0x231/0x2f0 [ 51.841648][ T122] dbFreeBits+0x50d/0xd40 [ 51.845983][ T122] dbFree+0x35e/0x660 [ 51.849960][ T122] txFreeMap+0x79d/0xd70 [ 51.854198][ T122] txUpdateMap+0x370/0xaa0 [ 51.858611][ T122] ? txCommit+0x6d40/0x6d40 [ 51.863113][ T122] jfs_lazycommit+0x433/0xba0 [ 51.867804][ T122] ? txFreelock+0x580/0x580 [ 51.872299][ T122] ? do_task_dead+0xc0/0xc0 [ 51.876798][ T122] ? _raw_spin_unlock+0x40/0x40 [ 51.881640][ T122] ? lockdep_hardirqs_on_prepare+0x428/0x790 [ 51.887615][ T122] ? __kthread_parkme+0x166/0x1c0 [ 51.892633][ T122] kthread+0x266/0x300 [ 51.896690][ T122] ? txFreelock+0x580/0x580 [ 51.901183][ T122] ? kthread_blkcg+0xd0/0xd0 [ 51.905782][ T122] ret_from_fork+0x1f/0x30 [ 51.910217][ T122] [ 51.913397][ T122] Kernel Offset: disabled [ 51.917814][ T122] Rebooting in 86400 seconds..