./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1558251489

<...>


syzkaller
syzkaller login: [   23.523438][   T24] kauditd_printk_skb: 26 callbacks suppressed
[   23.523450][   T24] audit: type=1400 audit(1748048966.050:59): avc:  denied  { transition } for  pid=259 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.534196][   T24] audit: type=1400 audit(1748048966.050:60): avc:  denied  { noatsecure } for  pid=259 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.541450][   T24] audit: type=1400 audit(1748048966.050:61): avc:  denied  { write } for  pid=259 comm="sh" path="pipe:[13049]" dev="pipefs" ino=13049 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[   23.560546][   T24] audit: type=1400 audit(1748048966.050:62): avc:  denied  { rlimitinh } for  pid=259 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   23.579396][   T24] audit: type=1400 audit(1748048966.050:63): avc:  denied  { siginh } for  pid=259 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
Warning: Permanently added '10.128.0.67' (ED25519) to the list of known hosts.
execve("./syz-executor1558251489", ["./syz-executor1558251489"], 0x7ffcc1be49f0 /* 10 vars */) = 0
brk(NULL)                               = 0x55558bdc1000
brk(0x55558bdc1d00)                     = 0x55558bdc1d00
arch_prctl(ARCH_SET_FS, 0x55558bdc1380) = 0
set_tid_address(0x55558bdc1650)         = 282
set_robust_list(0x55558bdc1660, 24)     = 0
rseq(0x55558bdc1ca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented)
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1558251489", 4096) = 28
getrandom("\xf0\x0e\x59\x87\xa6\xde\xb2\xa7", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55558bdc1d00
brk(0x55558bde2d00)                     = 0x55558bde2d00
brk(0x55558bde3000)                     = 0x55558bde3000
mprotect(0x7f1feed01000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558bdc1650) = 283
./strace-static-x86_64: Process 283 attached
[pid   283] set_robust_list(0x55558bdc1660, 24) = 0
[pid   283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid   283] getppid()                   = 0
[pid   283] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid   283] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid   283] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid   283] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid   283] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid   283] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid   283] unshare(CLONE_NEWNS)        = 0
[pid   283] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid   283] unshare(CLONE_NEWIPC)       = -1 EINVAL (Invalid argument)
[pid   283] unshare(CLONE_NEWCGROUP)    = 0
[pid   283] unshare(CLONE_NEWUTS)       = 0
[pid   283] unshare(CLONE_SYSVSEM)      = 0
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid   283] getpid()                    = 1
[pid   283] 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   283] 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   283] unshare(CLONE_NEWNET)       = 0
[pid   283] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid   283] write(3, "0 65535", 7)      = 7
[pid   283] close(3)                    = 0
[pid   283] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid   283] write(3, "100000", 6)       = 6
[pid   283] close(3)                    = 0
[pid   283] mkdir("./syz-tmp", 0777)    = 0
[   33.261826][   T24] audit: type=1400 audit(1748048975.780:64): avc:  denied  { execmem } for  pid=282 comm="syz-executor155" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[   33.281400][   T24] audit: type=1400 audit(1748048975.800:65): avc:  denied  { mounton } for  pid=283 comm="syz-executor155" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[pid   283] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid   283] mkdir("./syz-tmp/newroot", 0777) = 0
[pid   283] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid   283] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   283] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid   283] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid   283] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid   283] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   283] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   283] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid   283] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   283] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   283] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   283] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid   283] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid   283] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid   283] mkdir("./syz-tmp/pivot", 0777) = 0
[pid   283] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid   283] chdir("/")                  = 0
[pid   283] umount2("./pivot", MNT_DETACH) = 0
[pid   283] chroot("./newroot")         = 0
[pid   283] chdir("/")                  = 0
[pid   283] mkdir("/dev/gadgetfs", 0777) = 0
[   33.307875][   T24] audit: type=1400 audit(1748048975.830:66): avc:  denied  { mounton } for  pid=283 comm="syz-executor155" path="/root/syz-tmp" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[   33.330889][   T24] audit: type=1400 audit(1748048975.830:67): avc:  denied  { mount } for  pid=283 comm="syz-executor155" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1
[   33.333306][  T283] request_module fs-gadgetfs succeeded, but still no fs?
[pid   283] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device)
[pid   283] mkdir("/dev/binderfs", 0777) = 0
[pid   283] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid   283] symlink("/dev/binderfs", "./binderfs") = 0
[pid   283] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
executing program
[pid   283] write(1, "executing program\n", 18) = 18
[pid   283] memfd_create("syzkaller", 0) = 3
[pid   283] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1fe684e000
[pid   283] 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"..., 262144) = 262144
[pid   283] munmap(0x7f1fe684e000, 138412032) = 0
[pid   283] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid   283] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid   283] close(3)                    = 0
[   33.352989][   T24] audit: type=1400 audit(1748048975.840:68): avc:  denied  { mounton } for  pid=283 comm="syz-executor155" path="/root/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1
[   33.353004][   T24] audit: type=1400 audit(1748048975.840:69): avc:  denied  { mount } for  pid=283 comm="syz-executor155" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1
[   33.353019][   T24] audit: type=1400 audit(1748048975.840:70): avc:  denied  { mounton } for  pid=283 comm="syz-executor155" path="/root/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1
[   33.353034][   T24] audit: type=1400 audit(1748048975.840:71): avc:  denied  { mounton } for  pid=283 comm="syz-executor155" path="/root/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=14141 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1
[   33.353048][   T24] audit: type=1400 audit(1748048975.840:72): avc:  denied  { unmount } for  pid=283 comm="syz-executor155" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[   33.353068][   T24] audit: type=1400 audit(1748048975.850:73): avc:  denied  { mounton } for  pid=283 comm="syz-executor155" path="/dev/gadgetfs" dev="devtmpfs" ino=517 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[pid   283] close(4)                    = 0
[pid   283] mkdir("./file0", 0777)      = 0
[pid   283] mount("/dev/loop0", "./file0", "ext4", 0, "noauto_da_alloc,jqfmt=vfsold,noquota,norecovery,bsddf,,errors=continue") = 0
[pid   283] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid   283] chdir("./file0")            = 0
[pid   283] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid   283] ioctl(4, LOOP_CLR_FD)       = 0
[pid   283] close(4)                    = 0
[pid   283] mount("./file0", "./file0", "incremental-fs", 0, NULL) = 0
[pid   283] unlink("./file3")           = -1 EISDIR (Is a directory)
[pid   283] exit_group(1)               = ?
[   33.556729][  T283] EXT4-fs (loop0): Quota format mount options ignored when QUOTA feature is enabled
[   33.574190][  T283] EXT4-fs (loop0): mounted filesystem without journal. Opts: noauto_da_alloc,jqfmt=vfsold,noquota,norecovery,bsddf,,errors=continue
[   33.587977][  T283] ext4 filesystem being mounted at /file0 supports timestamps until 2038-01-19 (0x7fffffff)
[   33.603928][  T283] ------------[ cut here ]------------
[   33.609506][  T283] kernel BUG at fs/namei.c:2786!
[   33.614650][  T283] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[   33.620711][  T283] CPU: 1 PID: 283 Comm: syz-executor155 Not tainted 5.10.237-syzkaller #0
[   33.629185][  T283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[   33.639246][  T283] RIP: 0010:may_delete+0x7b1/0x7c0
[   33.644340][  T283] Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 20 25 f5 ff e9 d0 fd ff ff e8 76 35 bb ff 0f 0b e8 6f 35 bb ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
[   33.663921][  T283] RSP: 0018:ffffc90000ba7b38 EFLAGS: 00010293
[   33.669967][  T283] RAX: ffffffff81a85d91 RBX: ffff88811c728000 RCX: ffff888106b90000
[   33.677917][  T283] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
[   33.685867][  T283] RBP: ffffc90000ba7bb8 R08: 0000000000000004 R09: 0000000000000003
[   33.693872][  T283] R10: fffff52000174f4c R11: 1ffff92000174f4c R12: ffff88812142f7b8
[   33.701820][  T283] R13: 1ffff110238e5000 R14: ffff88811c728018 R15: ffff88811c7fbe00
[   33.709770][  T283] FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   33.718673][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.725250][  T283] CR2: 00007f6901f33000 CR3: 000000010d120000 CR4: 00000000003506a0
[   33.733221][  T283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   33.741268][  T283] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   33.749237][  T283] Call Trace:
[   33.752513][  T283]  ? __kasan_check_write+0x14/0x20
[   33.757603][  T283]  vfs_rmdir+0x2c/0x3e0
[   33.761784][  T283]  incfs_kill_sb+0xfe/0x210
[   33.766446][  T283]  deactivate_locked_super+0xa0/0x100
[   33.771803][  T283]  deactivate_super+0xaf/0xe0
[   33.776459][  T283]  cleanup_mnt+0x446/0x500
[   33.780871][  T283]  __cleanup_mnt+0x19/0x20
[   33.785263][  T283]  task_work_run+0x127/0x190
[   33.789834][  T283]  do_exit+0xa27/0x2470
[   33.793979][  T283]  ? put_task_struct+0x90/0x90
[   33.798729][  T283]  ? ptrace_notify+0x1c4/0x250
[   33.803469][  T283]  ? do_notify_parent+0x7e0/0x7e0
[   33.808470][  T283]  do_group_exit+0x141/0x310
[   33.813039][  T283]  __x64_sys_exit_group+0x3f/0x40
[   33.818042][  T283]  do_syscall_64+0x31/0x40
[   33.822612][  T283]  entry_SYSCALL_64_after_hwframe+0x61/0xcb
[   33.828495][  T283] RIP: 0033:0x7f1feec8ac09
[   33.832888][  T283] Code: Unable to access opcode bytes at RIP 0x7f1feec8abdf.
[   33.840406][  T283] RSP: 002b:00007ffd79794488 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   33.848809][  T283] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1feec8ac09
[   33.856767][  T283] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   33.864717][  T283] RBP: 00007f1feed072b0 R08: ffffffffffffffb8 R09: 0000000000000006
[   33.872671][  T283] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1feed072b0
[   33.880628][  T283] R13: 0000000000000000 R14: 00007f1feed08020 R15: 00007f1feec59150
[   33.889196][  T283] Modules linked in:
[   33.893285][  T283] ---[ end trace e8668797869932db ]---
[   33.898912][  T283] RIP: 0010:may_delete+0x7b1/0x7c0
[   33.904335][  T283] Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 20 25 f5 ff e9 d0 fd ff ff e8 76 35 bb ff 0f 0b e8 6f 35 bb ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
[   33.923994][  T283] RSP: 0018:ffffc90000ba7b38 EFLAGS: 00010293
[   33.930076][  T283] RAX: ffffffff81a85d91 RBX: ffff88811c728000 RCX: ffff888106b90000
[   33.938070][  T283] RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
[   33.946059][  T283] RBP: ffffc90000ba7bb8 R08: 0000000000000004 R09: 0000000000000003
[   33.954061][  T283] R10: fffff52000174f4c R11: 1ffff92000174f4c R12: ffff88812142f7b8
[   33.962025][  T283] R13: 1ffff110238e5000 R14: ffff88811c728018 R15: ffff88811c7fbe00
[   33.970013][  T283] FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[   33.978968][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.985559][  T283] CR2: 00007f6901f33000 CR3: 000000010d120000 CR4: 00000000003506a0
[   33.993537][  T283] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   34.001586][  T283] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   34.009615][  T283] Kernel panic - not syncing: Fatal exception
[   34.015925][  T283] Kernel Offset: disabled
[   34.020247][  T283] Rebooting in 86400 seconds..