./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3346037283

<...>
[   92.249632][    T9] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.84' (ED25519) to the list of known hosts.
execve("./syz-executor3346037283", ["./syz-executor3346037283"], 0x7ffc104658c0 /* 10 vars */) = 0
brk(NULL)                               = 0x555566f72000
brk(0x555566f72d00)                     = 0x555566f72d00
arch_prctl(ARCH_SET_FS, 0x555566f72380) = 0
set_tid_address(0x555566f72650)         = 5833
set_robust_list(0x555566f72660, 24)     = 0
rseq(0x555566f72ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3346037283", 4096) = 28
getrandom("\xf6\xcf\x2a\xa6\xc5\x06\x62\x98", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555566f72d00
brk(0x555566f93d00)                     = 0x555566f93d00
brk(0x555566f94000)                     = 0x555566f94000
mprotect(0x7f8b22cd2000, 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 5834 attached
 <unfinished ...>
[pid  5834] set_robust_list(0x555566f72660, 24 <unfinished ...>
[pid  5833] <... clone resumed>, child_tidptr=0x555566f72650) = 5834
[pid  5834] <... set_robust_list resumed>) = 0
[pid  5834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5834] getppid()                   = 0
[pid  5834] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5834] unshare(CLONE_NEWNS)        = 0
[pid  5834] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] unshare(CLONE_NEWIPC)       = 0
[pid  5834] unshare(CLONE_NEWCGROUP)    = 0
[pid  5834] unshare(CLONE_NEWUTS)       = 0
[pid  5834] unshare(CLONE_SYSVSEM)      = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "16777216", 8)     = 8
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "536870912", 9)    = 9
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "8192", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5834] close(3)                    = 0
[pid  5834] getpid()                    = 1
[pid  5834] 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  5834] 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  5834] unshare(CLONE_NEWNET)       = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "0 65535", 7)      = 7
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "100000", 6)       = 6
[pid  5834] close(3)                    = 0
[pid  5834] mkdir("./syz-tmp", 0777)    = 0
[pid  5834] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot", 0777) = 0
[pid  5834] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid  5834] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid  5834] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid  5834] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5834] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5834] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid  5834] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] 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  5834] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mkdir("./syz-tmp/pivot", 0777) = 0
[pid  5834] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid  5834] chdir("/")                  = 0
[pid  5834] umount2("./pivot", MNT_DETACH) = 0
[pid  5834] chroot("./newroot")         = 0
[pid  5834] chdir("/")                  = 0
[pid  5834] mkdir("/dev/binderfs", 0777) = 0
[pid  5834] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5834] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5834] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5834] write(1, "executing program\n", 18executing program
) = 18
[pid  5834] memfd_create("syzkaller", 0) = 3
[pid  5834] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8b1a800000
[pid  5834] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\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\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072
[pid  5834] munmap(0x7f8b1a800000, 138412032) = 0
[pid  5834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5834] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5834] close(3)                    = 0
[pid  5834] close(4)                    = 0
[pid  5834] mkdir("./bus", 0777)        = 0
[   93.388353][ T5834] loop0: detected capacity change from 0 to 256
[   93.427500][ T5834] exfat: Deprecated parameter 'namecase'
[   93.438199][ T5834] exfat: Deprecated parameter 'utf8'
[pid  5834] mount("/dev/loop0", "./bus", "exfat", MS_DIRSYNC|MS_NODIRATIME|MS_RELATIME, "time_offset=0x0000000000000010,namecase=1,keep_last_dots,utf8,errors=continue,") = 0
[pid  5834] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid  5834] chdir("./bus")              = 0
[pid  5834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5834] mknod("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", S_ISGID|010) = 0
[pid  5834] exit_group(1)               = ?
[   93.465229][ T5834] exFAT-fs (loop0): failed to load upcase table (idx : 0x00010000, chksum : 0xd67973f8, utbl_chksum : 0xe619d30d)
[   93.494567][ T5834] exFAT-fs (loop0): error, in sector 160, dentry 12 should be unused, but 0x85
[   93.535887][ T5834] ------------[ cut here ]------------
[   93.542559][ T5834] VFS: brelse: Trying to free free buffer
[   93.549223][ T5834] WARNING: CPU: 0 PID: 5834 at fs/buffer.c:1229 invalidate_bh_lru+0x102/0x1b0
[   93.558622][ T5834] Modules linked in:
[   93.562622][ T5834] CPU: 0 UID: 0 PID: 5834 Comm: syz-executor334 Not tainted 6.12.0-next-20241128-syzkaller #0
[   93.573628][ T5834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   93.585242][ T5834] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[   93.591449][ T5834] Code: 64 f0 da ff f0 ff 0b eb 25 e8 1a fc 6f ff 41 80 3c 2e 00 75 2a eb 30 e8 0c fc 6f ff 90 48 c7 c7 a0 e1 18 8c e8 0f a3 30 ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[   93.612701][ T5834] RSP: 0018:ffffc90003c9f868 EFLAGS: 00010046
[   93.618856][ T5834] RAX: 3c5b1d825aac2c00 RBX: ffff88807396cc28 RCX: ffff888079778000
[   93.627212][ T5834] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   93.635606][ T5834] RBP: 0000000000000000 R08: ffffffff81601ea2 R09: 1ffff110170c519a
[   93.643626][ T5834] R10: dffffc0000000000 R11: ffffed10170c519b R12: ffff8880b8639838
[   93.651754][ T5834] R13: 0000000000000000 R14: 1ffff110170c7307 R15: ffff8880b8639838
[   93.659766][ T5834] FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[   93.668829][ T5834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.675651][ T5834] CR2: 00007f8b1a81f000 CR3: 000000000e736000 CR4: 00000000003526f0
[   93.683768][ T5834] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   93.691880][ T5834] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   93.699987][ T5834] Call Trace:
[   93.703312][ T5834]  <TASK>
[   93.706302][ T5834]  ? __warn+0x165/0x4d0
[   93.711028][ T5834]  ? invalidate_bh_lru+0x102/0x1b0
[   93.716193][ T5834]  ? report_bug+0x2b3/0x500
[   93.720955][ T5834]  ? invalidate_bh_lru+0x102/0x1b0
[   93.726940][ T5834]  ? handle_bug+0x60/0x90
[   93.731746][ T5834]  ? exc_invalid_op+0x1a/0x50
[   93.736503][ T5834]  ? asm_exc_invalid_op+0x1a/0x20
[   93.742762][ T5834]  ? __warn_printk+0x292/0x360
[   93.747923][ T5834]  ? invalidate_bh_lru+0x102/0x1b0
[   93.753804][ T5834]  ? invalidate_bh_lru+0x101/0x1b0
[   93.760361][ T5834]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   93.766253][ T5834]  smp_call_function_many_cond+0x1760/0x2c60
[   93.773052][ T5834]  ? __pfx_has_bh_in_lru+0x10/0x10
[   93.778399][ T5834]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   93.784697][ T5834]  ? __pfx_smp_call_function_many_cond+0x10/0x10
[   93.792090][ T5834]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   93.799021][ T5834]  ? __pfx_has_bh_in_lru+0x10/0x10
[   93.807074][ T5834]  on_each_cpu_cond_mask+0x3f/0x80
[   93.812786][ T5834]  blkdev_flush_mapping+0xfe/0x270
[   93.818055][ T5834]  ? bdev_release+0x456/0x700
[   93.823134][ T5834]  bdev_release+0x460/0x700
[   93.827872][ T5834]  blkdev_release+0x15/0x20
[   93.832516][ T5834]  ? __pfx_blkdev_release+0x10/0x10
[   93.838370][ T5834]  __fput+0x23c/0xa50
[   93.842522][ T5834]  task_work_run+0x24f/0x310
[   93.847202][ T5834]  ? __pfx_task_work_run+0x10/0x10
[   93.852438][ T5834]  ? do_exit+0xa2a/0x28e0
[   93.856827][ T5834]  ? do_exit+0xa2a/0x28e0
[   93.861350][ T5834]  do_exit+0xa2f/0x28e0
[   93.865602][ T5834]  ? __pfx_do_exit+0x10/0x10
[   93.870316][ T5834]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   93.876551][ T5834]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   93.883035][ T5834]  ? _raw_spin_unlock_irq+0x23/0x50
[   93.888314][ T5834]  ? lockdep_hardirqs_on+0x99/0x150
[   93.893671][ T5834]  do_group_exit+0x207/0x2c0
[   93.898306][ T5834]  __x64_sys_exit_group+0x3f/0x40
[   93.903368][ T5834]  x64_sys_call+0x26a8/0x26b0
[   93.908079][ T5834]  do_syscall_64+0xf3/0x230
[   93.912702][ T5834]  ? clear_bhb_loop+0x35/0x90
[   93.917527][ T5834]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   93.923441][ T5834] RIP: 0033:0x7f8b22c5ad89
[   93.927889][ T5834] Code: Unable to access opcode bytes at 0x7f8b22c5ad5f.
[   93.934981][ T5834] RSP: 002b:00007ffd97ea7888 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   93.946722][ T5834] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8b22c5ad89
[   93.956017][ T5834] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   93.965594][ T5834] RBP: 00007f8b22cd8370 R08: ffffffffffffffb8 R09: 0000000000000006
[   93.975976][ T5834] R10: 00007ffd97ea77b0 R11: 0000000000000246 R12: 00007f8b22cd8370
[   93.985694][ T5834] R13: 0000000000000000 R14: 00007f8b22cd90e0 R15: 00007f8b22c29070
[   93.994808][ T5834]  </TASK>
[   93.998008][ T5834] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   94.005638][ T5834] CPU: 0 UID: 0 PID: 5834 Comm: syz-executor334 Not tainted 6.12.0-next-20241128-syzkaller #0
[   94.017832][ T5834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   94.029369][ T5834] Call Trace:
[   94.033028][ T5834]  <TASK>
[   94.036814][ T5834]  dump_stack_lvl+0x241/0x360
[   94.043233][ T5834]  ? __pfx_dump_stack_lvl+0x10/0x10
[   94.049582][ T5834]  ? __pfx__printk+0x10/0x10
[   94.054543][ T5834]  ? _printk+0xd5/0x120
[   94.059113][ T5834]  ? __init_begin+0x41000/0x41000
[   94.064965][ T5834]  ? vscnprintf+0x5d/0x90
[   94.069782][ T5834]  panic+0x349/0x880
[   94.075809][ T5834]  ? __warn+0x174/0x4d0
[   94.080914][ T5834]  ? __pfx_panic+0x10/0x10
[   94.086232][ T5834]  __warn+0x344/0x4d0
[   94.092394][ T5834]  ? invalidate_bh_lru+0x102/0x1b0
[   94.099160][ T5834]  report_bug+0x2b3/0x500
[   94.103836][ T5834]  ? invalidate_bh_lru+0x102/0x1b0
[   94.109558][ T5834]  handle_bug+0x60/0x90
[   94.114565][ T5834]  exc_invalid_op+0x1a/0x50
[   94.119820][ T5834]  asm_exc_invalid_op+0x1a/0x20
[   94.125214][ T5834] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[   94.131174][ T5834] Code: 64 f0 da ff f0 ff 0b eb 25 e8 1a fc 6f ff 41 80 3c 2e 00 75 2a eb 30 e8 0c fc 6f ff 90 48 c7 c7 a0 e1 18 8c e8 0f a3 30 ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[   94.152753][ T5834] RSP: 0018:ffffc90003c9f868 EFLAGS: 00010046
[   94.159028][ T5834] RAX: 3c5b1d825aac2c00 RBX: ffff88807396cc28 RCX: ffff888079778000
[   94.167399][ T5834] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   94.176545][ T5834] RBP: 0000000000000000 R08: ffffffff81601ea2 R09: 1ffff110170c519a
[   94.185020][ T5834] R10: dffffc0000000000 R11: ffffed10170c519b R12: ffff8880b8639838
[   94.193327][ T5834] R13: 0000000000000000 R14: 1ffff110170c7307 R15: ffff8880b8639838
[   94.201883][ T5834]  ? __warn_printk+0x292/0x360
[   94.208031][ T5834]  ? invalidate_bh_lru+0x101/0x1b0
[   94.214373][ T5834]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   94.219959][ T5834]  smp_call_function_many_cond+0x1760/0x2c60
[   94.226517][ T5834]  ? __pfx_has_bh_in_lru+0x10/0x10
[   94.231880][ T5834]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   94.237696][ T5834]  ? __pfx_smp_call_function_many_cond+0x10/0x10
[   94.247325][ T5834]  ? __pfx_invalidate_bh_lru+0x10/0x10
[   94.252822][ T5834]  ? __pfx_has_bh_in_lru+0x10/0x10
[   94.257979][ T5834]  on_each_cpu_cond_mask+0x3f/0x80
[   94.263683][ T5834]  blkdev_flush_mapping+0xfe/0x270
[   94.269014][ T5834]  ? bdev_release+0x456/0x700
[   94.274025][ T5834]  bdev_release+0x460/0x700
[   94.279114][ T5834]  blkdev_release+0x15/0x20
[   94.284550][ T5834]  ? __pfx_blkdev_release+0x10/0x10
[   94.290323][ T5834]  __fput+0x23c/0xa50
[   94.294983][ T5834]  task_work_run+0x24f/0x310
[   94.300010][ T5834]  ? __pfx_task_work_run+0x10/0x10
[   94.306391][ T5834]  ? do_exit+0xa2a/0x28e0
[   94.310968][ T5834]  ? do_exit+0xa2a/0x28e0
[   94.315726][ T5834]  do_exit+0xa2f/0x28e0
[   94.320047][ T5834]  ? __pfx_do_exit+0x10/0x10
[   94.325465][ T5834]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   94.331937][ T5834]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   94.338591][ T5834]  ? _raw_spin_unlock_irq+0x23/0x50
[   94.344148][ T5834]  ? lockdep_hardirqs_on+0x99/0x150
[   94.350102][ T5834]  do_group_exit+0x207/0x2c0
[   94.355025][ T5834]  __x64_sys_exit_group+0x3f/0x40
[   94.360175][ T5834]  x64_sys_call+0x26a8/0x26b0
[   94.364889][ T5834]  do_syscall_64+0xf3/0x230
[   94.369523][ T5834]  ? clear_bhb_loop+0x35/0x90
[   94.374503][ T5834]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   94.381066][ T5834] RIP: 0033:0x7f8b22c5ad89
[   94.385557][ T5834] Code: Unable to access opcode bytes at 0x7f8b22c5ad5f.
[   94.393037][ T5834] RSP: 002b:00007ffd97ea7888 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   94.401809][ T5834] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8b22c5ad89
[   94.410012][ T5834] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   94.418435][ T5834] RBP: 00007f8b22cd8370 R08: ffffffffffffffb8 R09: 0000000000000006
[   94.426929][ T5834] R10: 00007ffd97ea77b0 R11: 0000000000000246 R12: 00007f8b22cd8370
[   94.435137][ T5834] R13: 0000000000000000 R14: 00007f8b22cd90e0 R15: 00007f8b22c29070
[   94.443530][ T5834]  </TASK>
[   94.447068][ T5834] Kernel Offset: disabled
[   94.451555][ T5834] Rebooting in 86400 seconds..