./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1453772707
<...>
Warning: Permanently added '10.128.0.20' (ED25519) to the list of known hosts.
execve("./syz-executor1453772707", ["./syz-executor1453772707"], 0x7fff84c05610 /* 10 vars */) = 0
brk(NULL) = 0x55556d0ec000
brk(0x55556d0ecd00) = 0x55556d0ecd00
arch_prctl(ARCH_SET_FS, 0x55556d0ec380) = 0
set_tid_address(0x55556d0ec650) = 5825
set_robust_list(0x55556d0ec660, 24) = 0
rseq(0x55556d0ecca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1453772707", 4096) = 28
getrandom("\xca\xf0\xbd\xab\x19\xd2\xdc\xc2", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55556d0ecd00
brk(0x55556d10dd00) = 0x55556d10dd00
brk(0x55556d10e000) = 0x55556d10e000
mprotect(0x7fc1d2343000, 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
mkdir("./syzkaller.dtrB3y", 0700) = 0
chmod("./syzkaller.dtrB3y", 0777) = 0
chdir("./syzkaller.dtrB3y") = 0
mkdir("./0", 0777) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5826 attached
, child_tidptr=0x55556d0ec650) = 5826
[pid 5826] set_robust_list(0x55556d0ec660, 24) = 0
[pid 5826] chdir("./0") = 0
[pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5826] setpgid(0, 0) = 0
[pid 5826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5826] write(3, "1000", 4) = 4
[pid 5826] close(3) = 0
[pid 5826] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5826] write(1, "executing program\n", 18executing program
) = 18
[pid 5826] memfd_create("syzkaller", 0) = 3
[pid 5826] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fc1c9e00000
[pid 5826] 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"..., 16777216) = 16777216
[pid 5826] munmap(0x7fc1c9e00000, 138412032) = 0
[pid 5826] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5826] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5826] close(3) = 0
[pid 5826] close(4) = 0
[pid 5826] mkdir("./file0", 0777) = 0
[ 86.578068][ T5826] loop0: detected capacity change from 0 to 32768
[ 86.664747][ T5826] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names
[ 86.681395][ T5826] bcachefs (loop0): recovering from clean shutdown, journal seq 13
[ 86.704997][ T5826] bcachefs (loop0): accounting_read... done
[ 86.712598][ T5826] bcachefs (loop0): alloc_read... done
[ 86.719618][ T5826] bcachefs (loop0): stripes_read... done
[ 86.725713][ T5826] bcachefs (loop0): snapshots_read... done
[ 86.735909][ T5826] bcachefs (loop0): journal_replay... done
[ 86.742479][ T5826] bcachefs (loop0): resume_logged_ops... done
[ 86.749465][ T5826] bcachefs (loop0): delete_dead_inodes... done
[ 86.759640][ T5826] bcachefs (loop0): going read-write
[ 86.771167][ T1316] bcachefs (loop0 inum 4099 offset 0): data data checksum error, type chacha20_poly1305_80: got f437669dd16385080c9b should be 7179c5105bb769ac71e3
[ 86.785438][ T5826] bcachefs (loop0): done starting filesystem
[ 86.788782][ T1316] bcachefs (loop0 inum 4099 offset 0): no device to read from: no_device_to_read_from
[pid 5826] mount("/dev/loop0", "./file0", "bcachefs", MS_NOSUID|MS_I_VERSION|MS_LAZYTIME, "\xf5\xab\x36\x78\xb9\x9e\x86\x5d\xe2\xfe\x7c\xaf\x3a\x94\xe1\x43\xee\x83\xff\x51\x2f\xf9\x65\xd0\xcd\xd5\xfd\x11\x46") = 0
[pid 5826] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5826] chdir("./file0") = 0
[pid 5826] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5826] ioctl(4, LOOP_CLR_FD) = 0
[pid 5826] close(4) = 0
[pid 5826] exit_group(0) = ?
[ 86.788782][ T1316] u64s 8 type extent 4099:8:U32_MAX len 8 ver 1: durability: 1 crc: c_size 8 size 8 offset 0 nonce 0 csum chacha20_poly1305_80 e371:ac69b75b10c57971 compress incompressible ptr: 0:34:0 gen 0
[pid 5826] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5826, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=31 /* 0.31 s */} ---
umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
getdents64(3, 0x55556d0ed6f0 /* 4 entries */, 32768) = 112
umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
unlink("./0/binderfs") = 0
[ 86.888380][ T5825] bcachefs (loop0): shutting down
[ 86.893948][ T5825] bcachefs (loop0): going read-only
[ 86.899404][ T5825] bcachefs (loop0): finished waiting for writes to stop
[ 92.334320][ T59] cfg80211: failed to load regulatory.db
[ 117.302223][ T5836] Allocator stuck? Waited for 30 seconds
[ 117.302267][ T5836] Allocator debug:
[ 117.302275][ T5836] capacity1536
[ 117.302282][ T5836] reserved 31232
[ 117.302289][ T5836] hidden 0
[ 117.302296][ T5836] btree 0
[ 117.302303][ T5836] data 0
[ 117.302311][ T5836] cached 0
[ 117.302318][ T5836] reserved 0
[ 117.302325][ T5836] online_reserved 24
[ 117.302332][ T5836] nr_inodes 0
[ 117.302340][ T5836]
[ 117.302346][ T5836] freelist_wait waiting
[ 117.302353][ T5836] open buckets allocated1
[ 117.302361][ T5836] open buckets total 1024
[ 117.302368][ T5836] open_buckets_wait empty
[ 117.302375][ T5836] open_buckets_btree 0
[ 117.302386][ T5836] open_buckets_user 0
[ 117.302394][ T5836] btree reserve cache 0
[ 117.302401][ T5836]
[ 117.302407][ T5836] Dev 0:
[ 117.302414][ T5836] buckets sectors fragmented
[ 117.302422][ T5836] free 0 0 0
[ 117.302431][ T5836] sb 0 0 0
[ 117.302439][ T5836] journal 0 0 0
[ 117.302448][ T5836] btree 0 0 0
[ 117.302456][ T5836] user 0 0 0
[ 117.302465][ T5836] cached 0 0 0
[ 117.302473][ T5836] parity 0 0 0
[ 117.302482][ T5836] stripe 0 0 0
[ 117.302490][ T5836] need_gc_gens 0 0 0
[ 117.302499][ T5836] need_discard 0 0 0
[ 117.302507][ T5836] unstriped 0 0 0
[ 117.302516][ T5836] capacity 128
[ 117.302523][ T5836]
[ 117.302529][ T5836] reserves:
[ 117.302536][ T5836] stripe 60
[ 117.302543][ T5836] normal 58
[ 117.302551][ T5836] copygc 56
[ 117.302558][ T5836] btree 28
[ 117.302565][ T5836] btree_copygc 0
[ 117.302573][ T5836] reclaim 0
[ 117.302580][ T5836] interior_updates 0
[ 117.302587][ T5836]
[ 117.302594][ T5836] open buckets 0
[ 117.302601][ T5836] buckets to invalidate 0
[ 117.302608][ T5836]
[ 117.302621][ T5836] Copygc debug:
[ 117.302628][ T5836] running: 0
[ 117.302635][ T5836] copygc_wait:0
[ 117.302641][ T5836] copygc_wait_at:0
[ 117.302648][ T5836] Currently waiting for:0 B
[ 117.302656][ T5836] Currently waiting since:640 KiB
[ 117.302663][ T5836] Currently calculated wait:0 B
[ 117.302671][ T5836]
[ 117.302677][ T5836] Journal debug:
[ 117.302684][ T5836] flags: replay_done,running,may_skip_flush,need_flush_write
[ 117.302693][ T5836] dirty journal entries: 0/32768
[ 117.302701][ T5836] seq: 13
[ 117.302713][ T5836] seq_ondisk: 13
[ 117.302720][ T5836] last_seq: 14
[ 117.302727][ T5836] last_seq_ondisk: 14
[ 117.302735][ T5836] flushed_seq_ondisk: 13
[ 117.302742][ T5836] watermark: stripe
[ 117.302749][ T5836] each entry reserved: 321
[ 117.302757][ T5836] nr flush writes: 0
[ 117.302764][ T5836] nr noflush writes: 0
[ 117.302771][ T5836] average write size: 0 B
[ 117.302779][ T5836] nr direct reclaim: 0
[ 117.302786][ T5836] nr background reclaim: 0
[ 117.302793][ T5836] reclaim kicked: 0
[ 117.302800][ T5836] reclaim runs in: 0 ms
[ 117.302808][ T5836] blocked: 0
[ 117.302815][ T5836] current entry sectors: 256
[ 117.302822][ T5836] current entry error: ok
[ 117.302830][ T5836] current entry: closed
[ 117.302837][ T5836] unwritten entries:
[ 117.302844][ T5836] last buf closed
[ 117.302851][ T5836] space:
[ 117.302858][ T5836] discarded 256:1792
[ 117.302865][ T5836] clean ondisk 256:1792
[ 117.302873][ T5836] clean 256:1792
[ 117.302880][ T5836] total 256:2048
[ 117.302888][ T5836] dev 0:
[ 117.302895][ T5836] nr 8
[ 117.302902][ T5836] bucket size 256
[ 117.302909][ T5836] available 6:256
[ 117.302917][ T5836] discard_idx 0
[ 117.302924][ T5836] dirty_ondisk 0 (seq 0)
[ 117.302931][ T5836] dirty_idx 0 (seq 0)
[ 117.302939][ T5836] cur_idx 0 (seq 0)
[ 117.302947][ T5836]
[ 286.892469][ T30] INFO: task syz-executor145:5825 blocked for more than 143 seconds.
[ 286.900734][ T30] Not tainted 6.13.0-rc6-syzkaller-00038-g09a0fa92e5b4 #0
[ 286.908451][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.917195][ T30] task:syz-executor145 state:D stack:23840 pid:5825 tgid:5825 ppid:5822 flags:0x00004002
[ 286.927570][ T30] Call Trace:
[ 286.930880][ T30]
[ 286.933883][ T30] __schedule+0x17fb/0x4be0
[ 286.938460][ T30] ? __pfx___schedule+0x10/0x10
[ 286.943439][ T30] ? __pfx_lock_release+0x10/0x10
[ 286.948508][ T30] ? schedule+0x90/0x320
[ 286.952820][ T30] schedule+0x14b/0x320
[ 286.957099][ T30] schedule_timeout+0xb0/0x290
[ 286.961990][ T30] ? __pfx_schedule_timeout+0x10/0x10
[ 286.967418][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 286.973585][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.978905][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.984315][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 286.989554][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 286.995247][ T30] ? wait_for_completion+0x2fe/0x620
[ 287.000567][ T30] wait_for_completion+0x355/0x620
[ 287.005825][ T30] ? __pfx_wait_for_completion+0x10/0x10
[ 287.011543][ T30] ? synchronize_rcu+0x11b/0x360
[ 287.016499][ T30] ? kthread_unpark+0xd0/0x290
[ 287.021296][ T30] kthread_stop+0x19e/0x640
[ 287.025946][ T30] bch2_copygc_stop+0x4f/0x150
[ 287.030757][ T30] __bch2_fs_read_only+0x47/0x450
[ 287.035862][ T30] bch2_fs_read_only+0xb57/0x1200
[ 287.040933][ T30] ? __pfx_bch2_fs_read_only+0x10/0x10
[ 287.046545][ T30] ? __bch2_print+0x17a/0x220
[ 287.051270][ T30] ? down_write+0x18c/0x220
[ 287.055867][ T30] ? __pfx_down_write+0x10/0x10
[ 287.060761][ T30] ? hook_sb_delete+0xaa0/0xbd0
[ 287.065789][ T30] __bch2_fs_stop+0x105/0x5c0
[ 287.070505][ T30] ? __pfx___bch2_fs_stop+0x10/0x10
[ 287.075801][ T30] ? __pfx_evict_inodes+0x10/0x10
[ 287.080852][ T30] ? bch2_sync_fs+0x155/0x300
[ 287.085678][ T30] ? __pfx_bch2_put_super+0x10/0x10
[ 287.090913][ T30] generic_shutdown_super+0x139/0x2d0
[ 287.096351][ T30] bch2_kill_sb+0x41/0x50
[ 287.100712][ T30] deactivate_locked_super+0xc4/0x130
[ 287.106248][ T30] cleanup_mnt+0x41f/0x4b0
[ 287.110720][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 287.115994][ T30] task_work_run+0x24f/0x310
[ 287.120626][ T30] ? __pfx_task_work_run+0x10/0x10
[ 287.125911][ T30] ? path_umount+0x284/0xf70
[ 287.130543][ T30] ptrace_notify+0x2d2/0x380
[ 287.135306][ T30] ? __pfx_ptrace_notify+0x10/0x10
[ 287.140451][ T30] ? kmem_cache_free+0x195/0x410
[ 287.145577][ T30] ? __x64_sys_umount+0x123/0x170
[ 287.150658][ T30] syscall_exit_work+0xc7/0x1d0
[ 287.155604][ T30] syscall_exit_to_user_mode+0x24a/0x340
[ 287.161388][ T30] do_syscall_64+0x100/0x230
[ 287.166176][ T30] ? clear_bhb_loop+0x35/0x90
[ 287.170903][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.176924][ T30] RIP: 0033:0x7fc1d22c1347
[ 287.181380][ T30] RSP: 002b:00007fff907f7298 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 287.189927][ T30] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fc1d22c1347
[ 287.198111][ T30] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff907f7350
[ 287.206142][ T30] RBP: 00007fff907f7350 R08: 0000000000000000 R09: 0000000000000000
[ 287.214171][ T30] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fff907f83b0
[ 287.222217][ T30] R13: 000055556d0ed6c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 287.230211][ T30]
[ 287.233323][ T30] INFO: task bch-copygc/loop:5836 blocked for more than 143 seconds.
[ 287.241551][ T30] Not tainted 6.13.0-rc6-syzkaller-00038-g09a0fa92e5b4 #0
[ 287.249190][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 287.257931][ T30] task:bch-copygc/loop state:D stack:18128 pid:5836 tgid:5836 ppid:2 flags:0x00024000
[ 287.268555][ T30] Call Trace:
[ 287.271901][ T30]
[ 287.274858][ T30] __schedule+0x17fb/0x4be0
[ 287.279395][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.285463][ T30] ? __pfx___schedule+0x10/0x10
[ 287.290434][ T30] ? __pfx_lock_release+0x10/0x10
[ 287.295546][ T30] ? bch2_print_allocator_stuck+0x165/0xcb0
[ 287.301545][ T30] ? bch2_print_allocator_stuck+0xc24/0xcb0
[ 287.307496][ T30] ? schedule+0x90/0x320
[ 287.311864][ T30] schedule+0x14b/0x320
[ 287.316071][ T30] __closure_sync+0x259/0x2f0
[ 287.321042][ T30] ? __closure_sync+0x149/0x2f0
[ 287.325964][ T30] ? __pfx___closure_sync+0x10/0x10
[ 287.331222][ T30] ? __bch2_wait_on_allocator+0x1d6/0x250
[ 287.337024][ T30] __bch2_write+0x562a/0x5dd0
[ 287.341819][ T30] ? __pfx_validate_chain+0x10/0x10
[ 287.347066][ T30] ? __pfx___bch2_write+0x10/0x10
[ 287.352315][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.358331][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 287.364777][ T30] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 287.370715][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 287.376099][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.382187][ T30] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 287.388562][ T30] ? stack_depot_save_flags+0x7b4/0x940
[ 287.394200][ T30] bch2_write+0x9b5/0x1760
[ 287.398675][ T30] ? __pfx_bch2_write+0x10/0x10
[ 287.403601][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.409620][ T30] ? bch2_data_update_read_done+0xfd/0x330
[ 287.415536][ T30] bch2_data_update_read_done+0x22e/0x330
[ 287.421296][ T30] ? __pfx_bch2_data_update_read_done+0x10/0x10
[ 287.427621][ T30] ? bch2_trans_srcu_unlock+0x57/0x5c0
[ 287.433283][ T30] bch2_moving_ctxt_do_pending_writes+0x44c/0x8d0
[ 287.439831][ T30] ? __pfx_bch2_moving_ctxt_do_pending_writes+0x10/0x10
[ 287.446857][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.452929][ T30] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 287.459313][ T30] ? finish_wait+0xd4/0x1e0
[ 287.463997][ T30] move_buckets_wait+0x2ba/0x1290
[ 287.469067][ T30] ? __pfx_move_buckets_wait+0x10/0x10
[ 287.474600][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0
[ 287.480267][ T30] ? __pfx_autoremove_wake_function+0x10/0x10
[ 287.486413][ T30] ? bch2_get_next_online_dev+0x4b9/0x4f0
[ 287.492222][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0
[ 287.497887][ T30] bch2_copygc_thread+0x83f/0xc10
[ 287.503012][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.508597][ T30] ? bch2_copygc_thread+0x1a1/0xc10
[ 287.513999][ T30] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 287.519961][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 287.525278][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.531238][ T30] ? __kthread_parkme+0x169/0x1d0
[ 287.536438][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.542062][ T30] kthread+0x2f0/0x390
[ 287.546143][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.551763][ T30] ? __pfx_kthread+0x10/0x10
[ 287.556923][ T30] ret_from_fork+0x4b/0x80
[ 287.561367][ T30] ? __pfx_kthread+0x10/0x10
[ 287.566180][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.571012][ T30]
[ 287.574270][ T30]
[ 287.574270][ T30] Showing all locks held in the system:
[ 287.582077][ T30] 1 lock held by khungtaskd/30:
[ 287.586965][ T30] #0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0
[ 287.596994][ T30] 2 locks held by getty/5583:
[ 287.601745][ T30] #0: ffff88814d5d70a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 287.611613][ T30] #1: ffffc900033432f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00
[ 287.621836][ T30] 2 locks held by syz-executor145/5825:
[ 287.627417][ T30] #0: ffff88807c7500e0 (&type->s_umount_key#43){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0
[ 287.637722][ T30] #1: ffff888071000278 (&c->state_lock){+.+.}-{4:4}, at: __bch2_fs_stop+0xfd/0x5c0
[ 287.647269][ T30]
[ 287.649599][ T30] =============================================
[ 287.649599][ T30]
[ 287.658174][ T30] NMI backtrace for cpu 1
[ 287.662533][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc6-syzkaller-00038-g09a0fa92e5b4 #0
[ 287.673053][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 287.683128][ T30] Call Trace:
[ 287.686424][ T30]
[ 287.689353][ T30] dump_stack_lvl+0x241/0x360
[ 287.694042][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 287.699246][ T30] ? __pfx__printk+0x10/0x10
[ 287.703852][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 287.708829][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 287.714317][ T30] ? _printk+0xd5/0x120
[ 287.718508][ T30] ? __pfx__printk+0x10/0x10
[ 287.723205][ T30] ? __wake_up_klogd+0xcc/0x110
[ 287.728082][ T30] ? __pfx__printk+0x10/0x10
[ 287.732695][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 287.738693][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 287.744694][ T30] watchdog+0xff6/0x1040
[ 287.748951][ T30] ? watchdog+0x1ea/0x1040
[ 287.753385][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.758070][ T30] kthread+0x2f0/0x390
[ 287.762150][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.766838][ T30] ? __pfx_kthread+0x10/0x10
[ 287.771447][ T30] ret_from_fork+0x4b/0x80
[ 287.775964][ T30] ? __pfx_kthread+0x10/0x10
[ 287.780567][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.785359][ T30]
[ 287.788515][ T30] Sending NMI from CPU 1 to CPUs 0:
[ 287.793802][ C0] NMI backtrace for cpu 0
[ 287.793816][ C0] CPU: 0 UID: 0 PID: 5183 Comm: klogd Not tainted 6.13.0-rc6-syzkaller-00038-g09a0fa92e5b4 #0
[ 287.793837][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 287.793848][ C0] RIP: 0010:unwind_next_frame+0x334/0x22d0
[ 287.793872][ C0] Code: 00 00 00 00 fc ff df 0f b6 04 28 84 c0 0f 85 58 18 00 00 4c 89 f0 48 c1 e8 03 0f b6 04 28 84 c0 0f 85 6a 18 00 00 0f b6 43 01 <83> e0 07 0f 84 ca 15 00 00 83 f8 01 4c 8b 6c 24 08 49 bc 00 00 00
[ 287.793887][ C0] RSP: 0018:ffffc9000360ec70 EFLAGS: 00000246
[ 287.793904][ C0] RAX: 0000000000000002 RBX: ffffffff90ad2532 RCX: ffffffff9032e78c
[ 287.793917][ C0] RDX: ffffffff90ad252e RSI: ffffffff90ad24fe RDI: ffffffff814ba930
[ 287.793930][ C0] RBP: dffffc0000000000 R08: 0000000000000009 R09: ffffc9000360ee30
[ 287.793943][ C0] R10: ffffc9000360ed90 R11: ffffffff818b39c0 R12: 0000000000000008
[ 287.793956][ C0] R13: ffffc9000360ed40 R14: ffffffff90ad2533 R15: ffffffff81f7d6b8
[ 287.793969][ C0] FS: 00007f5cffacd380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 287.793985][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 287.793998][ C0] CR2: 00007ffc1bfd0f8c CR3: 000000007bfd0000 CR4: 00000000003526f0
[ 287.794015][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 287.794025][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 287.794036][ C0] Call Trace:
[ 287.794042][ C0]
[ 287.794049][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 287.794071][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 287.794092][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 287.794113][ C0] ? nmi_handle+0x2a/0x5a0
[ 287.794140][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 287.794166][ C0] ? nmi_handle+0x14f/0x5a0
[ 287.794185][ C0] ? nmi_handle+0x2a/0x5a0
[ 287.794205][ C0] ? unwind_next_frame+0x334/0x22d0
[ 287.794223][ C0] ? default_do_nmi+0x63/0x160
[ 287.794249][ C0] ? exc_nmi+0x123/0x1f0
[ 287.794268][ C0] ? end_repeat_nmi+0xf/0x53
[ 287.794284][ C0] ? __kmalloc_node_track_caller_noprof+0x2e8/0x4c0
[ 287.794305][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 287.794335][ C0] ? unwind_next_frame+0xb0/0x22d0
[ 287.794352][ C0] ? unwind_next_frame+0x334/0x22d0
[ 287.794371][ C0] ? unwind_next_frame+0x334/0x22d0
[ 287.794390][ C0] ? unwind_next_frame+0x334/0x22d0
[ 287.794409][ C0]
[ 287.794415][ C0]
[ 287.794425][ C0] ? __kmalloc_node_track_caller_noprof+0x2e9/0x4c0
[ 287.794446][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 287.794477][ C0] arch_stack_walk+0x11c/0x150
[ 287.794499][ C0] ? __kmalloc_node_track_caller_noprof+0x2e9/0x4c0
[ 287.794521][ C0] stack_trace_save+0x118/0x1d0
[ 287.794555][ C0] ? __pfx_stack_trace_save+0x10/0x10
[ 287.794587][ C0] save_stack+0xfb/0x1f0
[ 287.794610][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 287.794628][ C0] ? __pfx_save_stack+0x10/0x10
[ 287.794649][ C0] ? post_alloc_hook+0x1f3/0x230
[ 287.794668][ C0] ? get_page_from_freelist+0x3651/0x37a0
[ 287.794690][ C0] ? __alloc_pages_noprof+0x292/0x710
[ 287.794712][ C0] ? alloc_pages_mpol_noprof+0x3e8/0x680
[ 287.794738][ C0] ? alloc_slab_page+0x6a/0x110
[ 287.794760][ C0] ? allocate_slab+0x5a/0x2b0
[ 287.794780][ C0] ? ___slab_alloc+0xc27/0x14a0
[ 287.794798][ C0] ? __slab_alloc+0x58/0xa0
[ 287.794816][ C0] ? __kmalloc_node_track_caller_noprof+0x2e9/0x4c0
[ 287.794843][ C0] __set_page_owner+0x92/0x800
[ 287.794865][ C0] ? __pfx_seqcount_lockdep_reader_access+0x10/0x10
[ 287.794893][ C0] ? get_page_from_freelist+0x895/0x37a0
[ 287.794917][ C0] ? __pfx_lock_release+0x10/0x10
[ 287.794935][ C0] ? __pfx___set_page_owner+0x10/0x10
[ 287.794963][ C0] post_alloc_hook+0x1f3/0x230
[ 287.794984][ C0] get_page_from_freelist+0x3651/0x37a0
[ 287.795012][ C0] ? __bpf_address_lookup+0x331/0x390
[ 287.795040][ C0] ? __pfx_validate_chain+0x10/0x10
[ 287.795063][ C0] ? is_bpf_text_address+0x285/0x2a0
[ 287.795091][ C0] __alloc_pages_noprof+0x292/0x710
[ 287.795116][ C0] ? __pfx___alloc_pages_noprof+0x10/0x10
[ 287.795148][ C0] alloc_pages_mpol_noprof+0x3e8/0x680
[ 287.795178][ C0] ? __pfx_alloc_pages_mpol_noprof+0x10/0x10
[ 287.795206][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.795226][ C0] ? alloc_pages_noprof+0xef/0x170
[ 287.795258][ C0] alloc_slab_page+0x6a/0x110
[ 287.795281][ C0] allocate_slab+0x5a/0x2b0
[ 287.795304][ C0] ___slab_alloc+0xc27/0x14a0
[ 287.795326][ C0] ? __alloc_skb+0x1f3/0x440
[ 287.795346][ C0] ? __alloc_skb+0x1f3/0x440
[ 287.795363][ C0] __slab_alloc+0x58/0xa0
[ 287.795383][ C0] __kmalloc_node_track_caller_noprof+0x2e9/0x4c0
[ 287.795402][ C0] ? __alloc_skb+0x1f3/0x440
[ 287.795420][ C0] ? __alloc_skb+0x1f3/0x440
[ 287.795437][ C0] kmalloc_reserve+0x111/0x2a0
[ 287.795457][ C0] __alloc_skb+0x1f3/0x440
[ 287.795475][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.795499][ C0] ? __pfx___alloc_skb+0x10/0x10
[ 287.795522][ C0] alloc_skb_with_frags+0xc3/0x820
[ 287.795549][ C0] sock_alloc_send_pskb+0x91a/0xa60
[ 287.795580][ C0] ? __pfx_sock_alloc_send_pskb+0x10/0x10
[ 287.795606][ C0] ? do_raw_spin_unlock+0x13c/0x8b0
[ 287.795635][ C0] unix_dgram_sendmsg+0x6d3/0x1f80
[ 287.795661][ C0] ? __pfx_smack_socket_sendmsg+0x10/0x10
[ 287.795684][ C0] ? tomoyo_socket_sendmsg_permission+0x288/0x420
[ 287.795712][ C0] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 287.795740][ C0] ? __pfx_unix_dgram_sendmsg+0x10/0x10
[ 287.795760][ C0] __sock_sendmsg+0x221/0x270
[ 287.795786][ C0] __sys_sendto+0x363/0x4c0
[ 287.795807][ C0] ? __pfx___sys_sendto+0x10/0x10
[ 287.795837][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.795857][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 287.795879][ C0] __x64_sys_sendto+0xde/0x100
[ 287.795899][ C0] do_syscall_64+0xf3/0x230
[ 287.795925][ C0] ? clear_bhb_loop+0x35/0x90
[ 287.795942][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.795968][ C0] RIP: 0033:0x7f5cffc2f9b5
[ 287.795982][ C0] Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83
[ 287.795997][ C0] RSP: 002b:00007ffce72c5c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 287.796014][ C0] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5cffc2f9b5
[ 287.796027][ C0] RDX: 000000000000008b RSI: 000055ba58569d30 RDI: 0000000000000003
[ 287.796038][ C0] RBP: 000055ba58565910 R08: 0000000000000000 R09: 0000000000000000
[ 287.796049][ C0] R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
[ 287.796060][ C0] R13: 00007f5cffdbd212 R14: 00007ffce72c5d48 R15: 0000000000000000
[ 287.796080][ C0]
[ 287.796087][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.285 msecs
[ 287.796810][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 288.464261][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc6-syzkaller-00038-g09a0fa92e5b4 #0
[ 288.474774][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 288.484836][ T30] Call Trace:
[ 288.488123][ T30]
[ 288.491062][ T30] dump_stack_lvl+0x241/0x360
[ 288.495761][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 288.500988][ T30] ? __pfx__printk+0x10/0x10
[ 288.505599][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 288.511602][ T30] ? vscnprintf+0x5d/0x90
[ 288.515960][ T30] panic+0x349/0x880
[ 288.519870][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 288.526046][ T30] ? __pfx_panic+0x10/0x10
[ 288.530470][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 288.535864][ T30] ? __irq_work_queue_local+0x137/0x410
[ 288.541439][ T30] ? irq_work_queue+0xca/0x150
[ 288.546207][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 288.552210][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 288.558208][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 288.564211][ T30] ? nmi_trigger_cpumask_backtrace+0x251/0x320
[ 288.570385][ T30] watchdog+0x1035/0x1040
[ 288.574731][ T30] ? watchdog+0x1ea/0x1040
[ 288.579161][ T30] ? __pfx_watchdog+0x10/0x10
[ 288.583933][ T30] kthread+0x2f0/0x390
[ 288.588012][ T30] ? __pfx_watchdog+0x10/0x10
[ 288.592789][ T30] ? __pfx_kthread+0x10/0x10
[ 288.597384][ T30] ret_from_fork+0x4b/0x80
[ 288.601804][ T30] ? __pfx_kthread+0x10/0x10
[ 288.606405][ T30] ret_from_fork_asm+0x1a/0x30
[ 288.611195][ T30]
[ 288.614540][ T30] Kernel Offset: disabled
[ 288.618872][ T30] Rebooting in 86400 seconds..