./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2971428494
<...>
Warning: Permanently added '10.128.0.175' (ECDSA) to the list of known hosts.
execve("./syz-executor2971428494", ["./syz-executor2971428494"], 0x7ffee3c519d0 /* 10 vars */) = 0
brk(NULL) = 0x555555918000
brk(0x555555918c40) = 0x555555918c40
arch_prctl(ARCH_SET_FS, 0x555555918300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor2971428494", 4096) = 28
brk(0x555555939c40) = 0x555555939c40
brk(0x55555593a000) = 0x55555593a000
mprotect(0x7f9613b67000, 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 3642 attached
, child_tidptr=0x5555559185d0) = 3642
[pid 3642] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid 3642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 3642] setsid() = 1
[pid 3642] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid 3642] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid 3642] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid 3642] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid 3642] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid 3642] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid 3642] unshare(CLONE_NEWNS) = 0
[pid 3642] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid 3642] unshare(CLONE_NEWIPC) = 0
[pid 3642] unshare(CLONE_NEWCGROUP) = 0
[pid 3642] unshare(CLONE_NEWUTS) = 0
[pid 3642] unshare(CLONE_SYSVSEM) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "16777216", 8) = 8
[pid 3642] close(3) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "536870912", 9) = 9
[pid 3642] close(3) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "1024", 4) = 4
[pid 3642] close(3) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "8192", 4) = 4
[pid 3642] close(3) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "1024", 4) = 4
[pid 3642] close(3) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "1024", 4) = 4
[pid 3642] close(3) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "1024 1048576 500 1024", 21) = 21
[pid 3642] close(3) = 0
[pid 3642] getpid() = 1
[pid 3642] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid 3642] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid 3642] unshare(CLONE_NEWNET) = 0
[pid 3642] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid 3642] write(3, "0 65535", 7) = 7
[pid 3642] close(3) = 0
[pid 3642] mkdir("/dev/binderfs", 0777) = 0
[pid 3642] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid 3642] symlink("/dev/binderfs", "./binderfs") = 0
[pid 3642] memfd_create("syzkaller", 0) = 3
[pid 3642] ftruncate(3, 16777216) = 0
[pid 3642] mmap(NULL, 16777216, PROT_READ|PROT_WRITE, MAP_SHARED, 3, 0) = 0x7f9612a71000
[pid 3642] munmap(0x7f9612a71000, 16777216) = 0
[pid 3642] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 3642] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 3642] mkdir("./file0", 0777) = 0
syzkaller login: [ 55.138025][ T3642] loop0: detected capacity change from 0 to 32768
[ 55.154298][ T3642] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 55.162759][ T3642] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 55.183740][ T3642] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 55.193360][ T3335] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 55.200337][ T3335] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 55.232299][ T3335] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms
[ 55.240160][ T3335] gfs2: fsid=syz:syz.0: jid=0: Done
[ 55.246066][ T3642] gfs2: fsid=syz:syz.0: first mount done, others may mount
[pid 3642] mount("/dev/loop0", "./file0", "gfs2", MS_RELATIME|MS_STRICTATIME, "") = 0
[pid 3642] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 5
[pid 3642] chdir("./file0") = 0
[pid 3642] ioctl(4, LOOP_CLR_FD) = 0
[pid 3642] close(4) = 0
[pid 3642] close(3) = 0
[pid 3642] exit_group(1) = ?
[ 55.810114][ T3642] gfs2: fsid=syz:syz.0: found 2 quota changes
[ 55.859808][ T3642] gfs2: fsid=syz:syz.0: original: gfs2_quota_sync+0x3da/0x8b0
[ 55.867684][ T3642] gfs2: fsid=syz:syz.0: pid: 3642
[ 55.872699][ T3642] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1
[ 55.879739][ T3642] gfs2: fsid=syz:syz.0: new: gfs2_quota_sync+0x3da/0x8b0
[ 55.886888][ T3642] gfs2: fsid=syz:syz.0: pid: 3642
[ 55.891913][ T3642] gfs2: fsid=syz:syz.0: lock type: 8 req lock state : 1
[ 55.898913][ T3642] gfs2: fsid=syz:syz.0: G: s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:5 m:20 p:0
[ 55.907745][ T3642] gfs2: fsid=syz:syz.0: H: s:EX f:cH e:0 p:3642 [syz-executor297] gfs2_quota_sync+0x3da/0x8b0
[ 55.918513][ T3642] ------------[ cut here ]------------
[ 55.923973][ T3642] kernel BUG at fs/gfs2/glock.c:1560!
[ 55.929391][ T3642] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 55.935453][ T3642] CPU: 0 PID: 3642 Comm: syz-executor297 Not tainted 6.1.0-rc6-syzkaller #0
[ 55.944103][ T3642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 55.954136][ T3642] RIP: 0010:gfs2_glock_nq+0x1661/0x1890
[ 55.959668][ T3642] Code: 0f b7 4d 00 48 c7 c7 00 42 3e 8b 48 8b 74 24 20 89 da 31 c0 e8 9c bf da 06 31 ff 48 8b 74 24 28 ba 01 00 00 00 e8 6f 7b ff ff <0f> 0b 89 d9 80 e1 07 fe c1 38 c1 0f 8c 94 ee ff ff 48 89 df e8 06
[ 55.979253][ T3642] RSP: 0018:ffffc90003baf898 EFLAGS: 00010246
[ 55.985307][ T3642] RAX: 366be81aeeac0c00 RBX: 0000000000000008 RCX: ffff88807253d7c0
[ 55.993268][ T3642] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 56.001219][ T3642] RBP: ffff888027cb365a R08: ffffffff83b90f42 R09: fffffbfff1d2f2de
[ 56.009172][ T3642] R10: fffffbfff1d2f2de R11: 1ffffffff1d2f2dd R12: ffff888027cb3638
[ 56.017123][ T3642] R13: ffff888073045340 R14: ffff888027cb3630 R15: 1ffff11004f966c3
[ 56.025073][ T3642] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 56.033981][ T3642] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.040546][ T3642] CR2: 0000562ec3072000 CR3: 00000000714f0000 CR4: 00000000003506f0
[ 56.048515][ T3642] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 56.056475][ T3642] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 56.064435][ T3642] Call Trace:
[ 56.067707][ T3642] <TASK>
[ 56.070635][ T3642] do_sync+0x3b1/0xc80
[ 56.074703][ T3642] ? gfs2_quota_sync+0x3da/0x8b0
[ 56.079653][ T3642] ? slot_put+0x1f0/0x1f0
[ 56.083994][ T3642] ? do_raw_spin_lock+0x148/0x360
[ 56.089025][ T3642] ? __lock_acquire+0x1f60/0x1f60
[ 56.094049][ T3642] ? do_raw_spin_unlock+0x134/0x8a0
[ 56.099243][ T3642] ? qd_check_sync+0xba/0x3f0
[ 56.103921][ T3642] gfs2_quota_sync+0x3da/0x8b0
[ 56.108685][ T3642] gfs2_sync_fs+0x49/0xb0
[ 56.113008][ T3642] sync_filesystem+0xe8/0x220
[ 56.117684][ T3642] generic_shutdown_super+0x6b/0x310
[ 56.122962][ T3642] kill_block_super+0x79/0xd0
[ 56.127633][ T3642] deactivate_locked_super+0xa7/0xf0
[ 56.132907][ T3642] cleanup_mnt+0x494/0x520
[ 56.137313][ T3642] ? lockdep_hardirqs_on+0x8d/0x130
[ 56.142509][ T3642] task_work_run+0x243/0x300
[ 56.147096][ T3642] ? task_work_cancel+0x290/0x290
[ 56.152115][ T3642] ? do_exit+0x65f/0x2070
[ 56.156443][ T3642] do_exit+0x664/0x2070
[ 56.160594][ T3642] ? lockdep_hardirqs_on_prepare+0x428/0x790
[ 56.166576][ T3642] ? mm_update_next_owner+0x6d0/0x6d0
[ 56.171949][ T3642] ? print_irqtrace_events+0x220/0x220
[ 56.177399][ T3642] ? _raw_spin_unlock_irq+0x1f/0x40
[ 56.182677][ T3642] ? lockdep_hardirqs_on+0x8d/0x130
[ 56.187872][ T3642] do_group_exit+0x1fd/0x2b0
[ 56.192457][ T3642] __x64_sys_exit_group+0x3b/0x40
[ 56.197476][ T3642] do_syscall_64+0x3d/0xb0
[ 56.201884][ T3642] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.207767][ T3642] RIP: 0033:0x7f9613abc989
[ 56.212174][ T3642] Code: Unable to access opcode bytes at 0x7f9613abc95f.
[ 56.219178][ T3642] RSP: 002b:00007ffe22a048c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 56.227583][ T3642] RAX: ffffffffffffffda RBX: 00007f9613b6d330 RCX: 00007f9613abc989
[ 56.235543][ T3642] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 56.243505][ T3642] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 000000000003b2d3
[ 56.251464][ T3642] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9613b6d330
[ 56.259425][ T3642] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[ 56.267402][ T3642] </TASK>
[ 56.270414][ T3642] Modules linked in:
[ 56.274451][ T3642] ---[ end trace 0000000000000000 ]---
[ 56.279961][ T3642] RIP: 0010:gfs2_glock_nq+0x1661/0x1890
[ 56.285570][ T3642] Code: 0f b7 4d 00 48 c7 c7 00 42 3e 8b 48 8b 74 24 20 89 da 31 c0 e8 9c bf da 06 31 ff 48 8b 74 24 28 ba 01 00 00 00 e8 6f 7b ff ff <0f> 0b 89 d9 80 e1 07 fe c1 38 c1 0f 8c 94 ee ff ff 48 89 df e8 06
[ 56.305204][ T3642] RSP: 0018:ffffc90003baf898 EFLAGS: 00010246
[ 56.311304][ T3642] RAX: 366be81aeeac0c00 RBX: 0000000000000008 RCX: ffff88807253d7c0
[ 56.319296][ T3642] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 56.327300][ T3642] RBP: ffff888027cb365a R08: ffffffff83b90f42 R09: fffffbfff1d2f2de
[ 56.335271][ T3642] R10: fffffbfff1d2f2de R11: 1ffffffff1d2f2dd R12: ffff888027cb3638
[ 56.343275][ T3642] R13: ffff888073045340 R14: ffff888027cb3630 R15: 1ffff11004f966c3
[ 56.351282][ T3642] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 56.360232][ T3642] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.366838][ T3642] CR2: 0000562ec3072000 CR3: 00000000714f0000 CR4: 00000000003506f0
[ 56.374809][ T3642] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 56.382861][ T3642] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 56.390876][ T3642] Kernel panic - not syncing: Fatal exception
[ 56.397093][ T3642] Kernel Offset: disabled
[ 56.401411][ T3642] Rebooting in 86400 seconds..