./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2897547728

<...>
DUID 00:04:e6:bc:8e:bc:c3:7a:f3:fc:35:c5:a5:4f:9b:64:01:ce
forked to background, child pid 4669
[   48.827744][ T4670] 8021q: adding VLAN 0 to HW filter on device bond0
[   48.856615][ T4670] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.1.19' (ECDSA) to the list of known hosts.
execve("./syz-executor2897547728", ["./syz-executor2897547728"], 0x7ffd88303d00 /* 10 vars */) = 0
brk(NULL)                               = 0x555555afd000
brk(0x555555afdc40)                     = 0x555555afdc40
arch_prctl(ARCH_SET_FS, 0x555555afd300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor2897547728", 4096) = 28
brk(0x555555b1ec40)                     = 0x555555b1ec40
brk(0x555555b1f000)                     = 0x555555b1f000
mprotect(0x7f0c969da000, 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 5011 attached
, child_tidptr=0x555555afd5d0) = 5011
[pid  5011] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5011] setsid()                    = 1
[pid  5011] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5011] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5011] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5011] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5011] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5011] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5011] unshare(CLONE_NEWNS)        = 0
[pid  5011] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5011] unshare(CLONE_NEWIPC)       = 0
[pid  5011] unshare(CLONE_NEWCGROUP)    = 0
[pid  5011] unshare(CLONE_NEWUTS)       = 0
[pid  5011] unshare(CLONE_SYSVSEM)      = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "16777216", 8)     = 8
[pid  5011] close(3)                    = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "536870912", 9)    = 9
[pid  5011] close(3)                    = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "1024", 4)         = 4
[pid  5011] close(3)                    = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "8192", 4)         = 4
[pid  5011] close(3)                    = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "1024", 4)         = 4
[pid  5011] close(3)                    = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "1024", 4)         = 4
[pid  5011] close(3)                    = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5011] close(3)                    = 0
[pid  5011] getpid()                    = 1
[pid  5011] 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  5011] 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  5011] unshare(CLONE_NEWNET)       = 0
[pid  5011] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5011] write(3, "0 65535", 7)      = 7
[pid  5011] close(3)                    = 0
[pid  5011] mkdir("/dev/binderfs", 0777) = 0
[pid  5011] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5011] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5011] memfd_create("syzkaller", 0) = 3
[pid  5011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0c8e51f000
[pid  5011] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4194304) = 4194304
[pid  5011] munmap(0x7f0c8e51f000, 4194304) = 0
[pid  5011] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
syzkaller login: [   80.047835][ T5011] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5011 'syz-executor289'
[pid  5011] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5011] close(3)                    = 0
[pid  5011] mkdir("./file0", 0777)      = 0
[   80.105302][ T5011] loop0: detected capacity change from 0 to 8192
[   80.115640][ T5011] =======================================================
[   80.115640][ T5011] WARNING: The mand mount option has been deprecated and
[   80.115640][ T5011]          and is ignored by this kernel. Remove the mand
[   80.115640][ T5011]          option from the mount to silence this warning.
[   80.115640][ T5011] =======================================================
[   80.154682][ T5011] REISERFS warning:  read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025
[   80.167903][ T5011] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal
[   80.177450][ T5011] REISERFS (device loop0): using ordered data mode
[   80.184015][ T5011] reiserfs: using flush barriers
[   80.190452][ T5011] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30
[   80.207270][ T5011] REISERFS (device loop0): checking transaction log (loop0)
[pid  5011] mount("/dev/loop0", "./file0", "reiserfs", MS_SYNCHRONOUS|MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME|MS_REC|MS_RELATIME|MS_I_VERSION, "") = 0
[pid  5011] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid  5011] chdir("./file0")            = 0
[pid  5011] ioctl(4, LOOP_CLR_FD)       = 0
[pid  5011] close(4)                    = 0
[pid  5011] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME, 000) = 4
[pid  5011] mount("/dev/loop0", "./bus", NULL, MS_BIND|MS_REC|MS_SHARED, NULL) = 0
[pid  5011] creat("./bus", 000)         = 5
[pid  5011] lseek(5, 512, SEEK_SET)     = 512
[pid  5011] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW) = 6
[pid  5011] sendfile(5, 6, NULL, 130817) = 65536
[pid  5011] exit_group(1)               = ?
[   80.260990][ T5011] REISERFS (device loop0): Using r5 hash to sort names
[   80.269330][ T5011] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage.
[   80.288895][   T27] audit: type=1800 audit(1684616749.927:2): pid=5011 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor289" name="bus" dev="loop0" ino=4 res=0 errno=0
[   80.361600][ T5011] divide error: 0000 [#1] PREEMPT SMP KASAN
[   80.367743][ T5011] CPU: 0 PID: 5011 Comm: syz-executor289 Not tainted 6.4.0-rc2-next-20230515-syzkaller #0
[   80.377755][ T5011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[   80.387910][ T5011] RIP: 0010:do_journal_end+0x167d/0x4af0
[   80.393590][ T5011] Code: c6 41 84 f0 0f 85 16 2b 00 00 83 e2 07 38 d1 40 0f 9e c6 84 c9 0f 95 c2 40 84 d6 0f 85 ff 2a 00 00 8b 4b 14 48 8d 7d 18 31 d2 <48> f7 f1 4a 8d 34 2a 48 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1
[   80.413221][ T5011] RSP: 0018:ffffc90003aaf9c8 EFLAGS: 00010246
[   80.419301][ T5011] RAX: 0000000000000003 RBX: ffff888072d11000 RCX: 0000000000000000
[   80.427284][ T5011] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff88807ee81018
[   80.435265][ T5011] RBP: ffff88807ee81000 R08: 0000000000000001 R09: 424c724573496552
[   80.443239][ T5011] R10: ffff88807f20c000 R11: 0000000000000004 R12: 0000000000001000
[   80.451232][ T5011] R13: 0000000000000000 R14: ffffc90003aafbb8 R15: ffff888074625570
[   80.459232][ T5011] FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[   80.468173][ T5011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.474765][ T5011] CR2: 00007fd41f595ed8 CR3: 0000000015fee000 CR4: 00000000003506f0
[   80.482749][ T5011] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   80.490728][ T5011] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   80.498703][ T5011] Call Trace:
[   80.501991][ T5011]  <TASK>
[   80.504963][ T5011]  ? reiserfs_prepare_for_journal+0x2b0/0x2b0
[   80.511063][ T5011]  ? mark_held_locks+0x9f/0xe0
[   80.515850][ T5011]  ? dquot_scan_active+0x2d0/0x2d0
[   80.521013][ T5011]  reiserfs_sync_fs+0xfc/0x130
[   80.525804][ T5011]  ? handle_quota_files+0x3b0/0x3b0
[   80.531030][ T5011]  ? get_nr_dirty_inodes+0x60/0x1d0
[   80.536267][ T5011]  ? handle_quota_files+0x3b0/0x3b0
[   80.541583][ T5011]  sync_filesystem.part.0+0x75/0x1d0
[   80.546898][ T5011]  sync_filesystem+0x8f/0xc0
[   80.551526][ T5011]  generic_shutdown_super+0x74/0x480
[   80.556841][ T5011]  kill_block_super+0xa1/0x100
[   80.561681][ T5011]  deactivate_locked_super+0x98/0x160
[   80.567087][ T5011]  deactivate_super+0xb1/0xd0
[   80.571812][ T5011]  cleanup_mnt+0x2ae/0x3d0
[   80.576272][ T5011]  task_work_run+0x16f/0x270
[   80.580887][ T5011]  ? task_work_cancel+0x30/0x30
[   80.585762][ T5011]  do_exit+0xb0d/0x29f0
[   80.589940][ T5011]  ? lock_downgrade+0x690/0x690
[   80.594820][ T5011]  ? do_raw_spin_lock+0x124/0x2b0
[   80.599887][ T5011]  ? mm_update_next_owner+0x7b0/0x7b0
[   80.605298][ T5011]  ? spin_bug+0x1c0/0x1c0
[   80.609665][ T5011]  ? _raw_spin_unlock_irq+0x23/0x50
[   80.614903][ T5011]  do_group_exit+0xd4/0x2a0
[   80.619425][ T5011]  __x64_sys_exit_group+0x3e/0x50
[   80.624485][ T5011]  do_syscall_64+0x39/0xb0
[   80.628942][ T5011]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   80.634867][ T5011] RIP: 0033:0x7f0c9696aad9
[   80.639289][ T5011] Code: Unable to access opcode bytes at 0x7f0c9696aaaf.
[   80.646314][ T5011] RSP: 002b:00007ffcf6107988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   80.654741][ T5011] RAX: ffffffffffffffda RBX: 00007f0c969e0350 RCX: 00007f0c9696aad9
[   80.662722][ T5011] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   80.670705][ T5011] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f0c969dae40
[   80.678685][ T5011] R10: 000000000001ff01 R11: 0000000000000246 R12: 00007f0c969e0350
[   80.686692][ T5011] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
[   80.694677][ T5011]  </TASK>
[   80.697717][ T5011] Modules linked in:
[   80.713258][ T5011] ---[ end trace 0000000000000000 ]---
[   80.719099][ T5011] RIP: 0010:do_journal_end+0x167d/0x4af0
[   80.725204][ T5011] Code: c6 41 84 f0 0f 85 16 2b 00 00 83 e2 07 38 d1 40 0f 9e c6 84 c9 0f 95 c2 40 84 d6 0f 85 ff 2a 00 00 8b 4b 14 48 8d 7d 18 31 d2 <48> f7 f1 4a 8d 34 2a 48 89 fa 48 b8 00 00 00 00 00 fc ff df 48 c1
[   80.744926][ T5011] RSP: 0018:ffffc90003aaf9c8 EFLAGS: 00010246
[   80.751037][ T5011] RAX: 0000000000000003 RBX: ffff888072d11000 RCX: 0000000000000000
[   80.759339][ T5011] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff88807ee81018
[   80.768641][ T5011] RBP: ffff88807ee81000 R08: 0000000000000001 R09: 424c724573496552
[   80.776801][ T5011] R10: ffff88807f20c000 R11: 0000000000000004 R12: 0000000000001000
[   80.784878][ T5011] R13: 0000000000000000 R14: ffffc90003aafbb8 R15: ffff888074625570
[   80.792854][ T5011] FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[   80.802127][ T5011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.809080][ T5011] CR2: 000055719d760003 CR3: 00000000284ea000 CR4: 00000000003506e0
[   80.817552][ T5011] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   80.825770][ T5011] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   80.833857][ T5011] Kernel panic - not syncing: Fatal exception
[   80.839995][ T5011] Kernel Offset: disabled
[   80.844340][ T5011] Rebooting in 86400 seconds..