./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2028693933 <...> forked to background, child pid 3182 no interfa[ 18.617107][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 ces have a carrier [ 18.627806][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.5' (ECDSA) to the list of known hosts. execve("./syz-executor2028693933", ["./syz-executor2028693933"], 0x7ffd09cc1ae0 /* 10 vars */) = 0 brk(NULL) = 0x555557310000 brk(0x555557310c40) = 0x555557310c40 arch_prctl(ARCH_SET_FS, 0x555557310300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2028693933", 4096) = 28 brk(0x555557331c40) = 0x555557331c40 brk(0x555557332000) = 0x555557332000 mprotect(0x7f16f4e72000, 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, child_tidptr=0x5555573105d0) = 3604 ./strace-static-x86_64: Process 3604 attached [pid 3604] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3604] setsid() = 1 [pid 3604] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3604] unshare(CLONE_NEWNS) = 0 [pid 3604] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3604] unshare(CLONE_NEWIPC) = 0 [pid 3604] unshare(CLONE_NEWCGROUP) = 0 [pid 3604] unshare(CLONE_NEWUTS) = 0 [pid 3604] unshare(CLONE_SYSVSEM) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "16777216", 8) = 8 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "536870912", 9) = 9 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "8192", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3604] close(3) = 0 [pid 3604] getpid() = 1 [pid 3604] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 37.043213][ T120] dump_stack_lvl+0xcd/0x134 [ 37.047801][ T120] ubsan_epilogue+0xb/0x50 [ 37.052217][ T120] __ubsan_handle_out_of_bounds.cold+0x62/0x6c [ 37.058370][ T120] ? lock_metapage+0xad/0x4d0 [ 37.063049][ T120] dbAdjTree+0x34c/0x360 [ 37.067295][ T120] dbJoin+0x1f0/0x240 [ 37.071287][ T120] dbFreeBits+0x15d/0x8c0 [ 37.075619][ T120] dbFreeDmap+0x61/0x1a0 [ 37.079879][ T120] dbFree+0x250/0x540 [ 37.083862][ T120] txFreeMap+0x8f1/0xd70 [ 37.088097][ T120] txUpdateMap+0x3cd/0xc50 [ 37.092506][ T120] ? txFreeMap+0xd70/0xd70 [ 37.096916][ T120] ? _raw_spin_lock_irqsave+0x41/0x50 [ 37.102288][ T120] jfs_lazycommit+0x610/0xb70 [ 37.106964][ T120] ? txCommit+0x43a0/0x43a0 [ 37.111462][ T120] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 37.117266][ T120] ? wake_up_q+0xf0/0xf0 [ 37.121501][ T120] ? __kthread_parkme+0x15f/0x220 [ 37.126512][ T120] ? txCommit+0x43a0/0x43a0 [ 37.131009][ T120] kthread+0x2e4/0x3a0 [ 37.135070][ T120] ? kthread_complete_and_exit+0x40/0x40 [ 37.140699][ T120] ret_from_fork+0x1f/0x30 [ 37.145120][ T120] [ 37.148448][ T120] ================================================================================ [ 37.157830][ T120] Kernel panic - not syncing: panic_on_warn set ... [ 37.164413][ T120] CPU: 0 PID: 120 Comm: jfsCommit Not tainted 6.0.0-syzkaller-09039-ga6afa4199d3d #0 [ 37.173939][ T120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.183983][ T120] Call Trace: [ 37.187242][ T120] [ 37.190152][ T120] dump_stack_lvl+0xcd/0x134 [ 37.194725][ T120] panic+0x2c8/0x622 [ 37.198602][ T120] ? panic_print_sys_info.part.0+0x10b/0x10b [ 37.204590][ T120] ? ubsan_epilogue+0x3e/0x50 [ 37.209338][ T120] ubsan_epilogue+0x4a/0x50 [ 37.213819][ T120] __ubsan_handle_out_of_bounds.cold+0x62/0x6c [ 37.219951][ T120] ? lock_metapage+0xad/0x4d0 [ 37.224607][ T120] dbAdjTree+0x34c/0x360 [ 37.229024][ T120] dbJoin+0x1f0/0x240 [ 37.232991][ T120] dbFreeBits+0x15d/0x8c0 [ 37.237568][ T120] dbFreeDmap+0x61/0x1a0 [ 37.241975][ T120] dbFree+0x250/0x540 [ 37.245946][ T120] txFreeMap+0x8f1/0xd70 [ 37.250176][ T120] txUpdateMap+0x3cd/0xc50 [ 37.254578][ T120] ? txFreeMap+0xd70/0xd70 [ 37.258979][ T120] ? _raw_spin_lock_irqsave+0x41/0x50 [ 37.264391][ T120] jfs_lazycommit+0x610/0xb70 [ 37.269080][ T120] ? txCommit+0x43a0/0x43a0 [ 37.273579][ T120] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 37.279413][ T120] ? wake_up_q+0xf0/0xf0 [ 37.283649][ T120] ? __kthread_parkme+0x15f/0x220 [ 37.288664][ T120] ? txCommit+0x43a0/0x43a0 [ 37.293179][ T120] kthread+0x2e4/0x3a0 [ 37.297252][ T120] ? kthread_complete_and_exit+0x40/0x40 [ 37.302876][ T120] ret_from_fork+0x1f/0x30 [ 37.307295][ T120] [ 37.311056][ T120] Kernel Offset: disabled [ 37.315368][ T120] Rebooting in 86400 seconds..