./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2828943332
<...>
Warning: Permanently added '10.128.0.134' (ED25519) to the list of known hosts.
execve("./syz-executor2828943332", ["./syz-executor2828943332"], 0x7ffc341589f0 /* 10 vars */) = 0
brk(NULL) = 0x555565777000
brk(0x555565777d00) = 0x555565777d00
arch_prctl(ARCH_SET_FS, 0x555565777380) = 0
set_tid_address(0x555565777650) = 5820
set_robust_list(0x555565777660, 24) = 0
rseq(0x555565777ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2828943332", 4096) = 28
getrandom("\x57\x57\x8f\xaf\x5f\x3f\x5a\xce", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555565777d00
brk(0x555565798d00) = 0x555565798d00
brk(0x555565799000) = 0x555565799000
mprotect(0x7ff51bcd8000, 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
getrandom("\x6e\x9a\x95\x05\xc5\x6c\xbf\xb4", 8, GRND_NONBLOCK) = 8
mkdir("./syzkaller.OZjDNc", 0700) = 0
chmod("./syzkaller.OZjDNc", 0777) = 0
chdir("./syzkaller.OZjDNc") = 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 5821 attached
, child_tidptr=0x555565777650) = 5821
[pid 5821] set_robust_list(0x555565777660, 24) = 0
[pid 5821] chdir("./0") = 0
[pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5821] setpgid(0, 0) = 0
[pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5821] write(3, "1000", 4) = 4
[pid 5821] close(3) = 0
[pid 5821] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5821] write(1, "executing program\n", 18executing program
) = 18
[pid 5821] memfd_create("syzkaller", 0) = 3
[pid 5821] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff513800000
[pid 5821] 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 5821] munmap(0x7ff513800000, 138412032) = 0
[pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5821] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5821] close(3) = 0
[pid 5821] close(4) = 0
[pid 5821] mkdir("./file0", 0777) = 0
syzkaller login: [ 63.778574][ T5821] loop0: detected capacity change from 0 to 32768
[ 63.812906][ T5821] bcachefs (/dev/loop0): error reading default superblock: checksum error, type none: got should be
[ 63.853735][ T5821] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,version_upgrade=none
[ 63.869008][ T5821] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[ 63.887783][ T5821] bcachefs (loop0): accounting_read... done
[ 63.894095][ T5821] bcachefs (loop0): alloc_read... done
[pid 5821] mount("/dev/loop0", "./file0", "bcachefs", MS_STRICTATIME, "errors=continue,errors=fix_safe,journal_transaction_names,version_upgrade=none,smackfshat=*,obj_type"...) = 0
[pid 5821] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5821] chdir("./file0") = 0
[pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5821] ioctl(4, LOOP_CLR_FD) = 0
[pid 5821] close(4) = 0
[pid 5821] exit_group(0) = ?
[pid 5821] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5821, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=23 /* 0.23 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
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, 0x5555657786f0 /* 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
[ 63.899643][ T5821] bcachefs (loop0): stripes_read... done
[ 63.905429][ T5821] bcachefs (loop0): snapshots_read... done
[ 63.913482][ T5821] bcachefs (loop0): journal_replay... done
[ 63.919338][ T5821] bcachefs (loop0): resume_logged_ops... done
[ 63.925710][ T5821] bcachefs (loop0): delete_dead_inodes... done
[ 63.932517][ T5821] bcachefs (loop0): going read-write
[ 63.945724][ T5821] bcachefs (loop0): done starting filesystem
unlink("./0/binderfs") = 0
[ 63.979355][ T5820] bcachefs (loop0): shutting down
[ 63.984765][ T5820] bcachefs (loop0): going read-only
[ 63.990116][ T5820] bcachefs (loop0): finished waiting for writes to stop
[ 81.923170][ T977] cfg80211: failed to load regulatory.db
[ 94.091827][ T5831] Allocator stuck? Waited for 30 seconds
[ 94.091840][ T5831] Allocator debug:
[ 94.091846][ T5831] capacity1536
[ 94.091851][ T5831] reserved 31232
[ 94.091856][ T5831] hidden 0
[ 94.091861][ T5831] btree 0
[ 94.091865][ T5831] data 0
[ 94.091870][ T5831] cached 0
[ 94.091875][ T5831] reserved 0
[ 94.091880][ T5831] online_reserved 24
[ 94.091885][ T5831] nr_inodes 0
[ 94.091890][ T5831]
[ 94.091894][ T5831] freelist_wait waiting
[ 94.091899][ T5831] open buckets allocated1
[ 94.091904][ T5831] open buckets total 1024
[ 94.091909][ T5831] open_buckets_wait empty
[ 94.091913][ T5831] open_buckets_btree 0
[ 94.091918][ T5831] open_buckets_user 0
[ 94.091923][ T5831] btree reserve cache 0
[ 94.091928][ T5831]
[ 94.091932][ T5831] Dev 0:
[ 94.091937][ T5831] buckets sectors fragmented
[ 94.091942][ T5831] free 0 0 0
[ 94.091948][ T5831] sb 0 0 0
[ 94.091953][ T5831] journal 0 0 0
[ 94.091959][ T5831] btree 0 0 0
[ 94.091964][ T5831] user 0 0 0
[ 94.091970][ T5831] cached 0 0 0
[ 94.091975][ T5831] parity 0 0 0
[ 94.091981][ T5831] stripe 0 0 0
[ 94.091987][ T5831] need_gc_gens 0 0 0
[ 94.091992][ T5831] need_discard 0 0 0
[ 94.091998][ T5831] unstriped 0 0 0
[ 94.092003][ T5831] capacity 128
[ 94.092008][ T5831]
[ 94.092012][ T5831] reserves:
[ 94.092017][ T5831] stripe 60
[ 94.092022][ T5831] normal 58
[ 94.092026][ T5831] copygc 56
[ 94.092031][ T5831] btree 28
[ 94.092036][ T5831] btree_copygc 0
[ 94.092041][ T5831] reclaim 0
[ 94.092046][ T5831] interior_updates 0
[ 94.092051][ T5831]
[ 94.092055][ T5831] open buckets 0
[ 94.092060][ T5831] buckets to invalidate 0
[ 94.092065][ T5831]
[ 94.092069][ T5831] Copygc debug:
[ 94.092074][ T5831] running: 0
[ 94.092078][ T5831] copygc_wait:0
[ 94.092083][ T5831] copygc_wait_at:0
[ 94.092088][ T5831] Currently waiting for:0 B
[ 94.092092][ T5831] Currently waiting since:640 KiB
[ 94.092097][ T5831] Currently calculated wait:0 B
[ 94.092102][ T5831]
[ 94.092107][ T5831] Journal debug:
[ 94.092111][ T5831] flags: replay_done,running,may_skip_flush,need_flush_write
[ 94.092117][ T5831] dirty journal entries: 0/32768
[ 94.092122][ T5831] seq: 10
[ 94.092127][ T5831] seq_ondisk: 10
[ 94.092132][ T5831] last_seq: 11
[ 94.092137][ T5831] last_seq_ondisk: 11
[ 94.092142][ T5831] flushed_seq_ondisk: 10
[ 94.092147][ T5831] watermark: stripe
[ 94.092151][ T5831] each entry reserved: 321
[ 94.092156][ T5831] nr flush writes: 0
[ 94.092161][ T5831] nr noflush writes: 0
[ 94.092166][ T5831] average write size: 0 B
[ 94.092171][ T5831] nr direct reclaim: 0
[ 94.092176][ T5831] nr background reclaim: 0
[ 94.092181][ T5831] reclaim kicked: 0
[ 94.092186][ T5831] reclaim runs in: 0 ms
[ 94.092190][ T5831] blocked: 0
[ 94.092195][ T5831] current entry sectors: 256
[ 94.092200][ T5831] current entry error: ok
[ 94.092205][ T5831] current entry: closed
[ 94.092210][ T5831] unwritten entries:
[ 94.092215][ T5831] last buf closed
[ 94.092219][ T5831] space:
[ 94.092224][ T5831] discarded 256:1792
[ 94.092229][ T5831] clean ondisk 256:1792
[ 94.092234][ T5831] clean 256:1792
[ 94.092243][ T5831] total 256:2048
[ 94.092248][ T5831] dev 0:
[ 94.092252][ T5831] nr 8
[ 94.092257][ T5831] bucket size 256
[ 94.092262][ T5831] available 6:256
[ 94.092267][ T5831] discard_idx 0
[ 94.092272][ T5831] dirty_ondisk 0 (seq 0)
[ 94.092277][ T5831] dirty_idx 0 (seq 0)
[ 94.092282][ T5831] cur_idx 0 (seq 0)
[ 94.092287][ T5831]
[ 286.723335][ T30] INFO: task syz-executor282:5820 blocked for more than 143 seconds.
[ 286.731747][ T30] Not tainted 6.13.0-rc2-syzkaller-00192-g243f750a2df0 #0
[ 286.739385][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.748210][ T30] task:syz-executor282 state:D stack:23840 pid:5820 tgid:5820 ppid:5817 flags:0x00004002
[ 286.758622][ T30] Call Trace:
[ 286.761999][ T30]
[ 286.764951][ T30] __schedule+0x17fb/0x4be0
[ 286.769479][ T30] ? __pfx___schedule+0x10/0x10
[ 286.774372][ T30] ? __pfx_lock_release+0x10/0x10
[ 286.779441][ T30] ? schedule+0x90/0x320
[ 286.783742][ T30] schedule+0x14b/0x320
[ 286.787914][ T30] schedule_timeout+0xb0/0x290
[ 286.792729][ T30] ? __pfx_schedule_timeout+0x10/0x10
[ 286.798112][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 286.804157][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.809460][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.814780][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 286.819991][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 286.825246][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.830543][ T30] wait_for_completion+0x355/0x620
[ 286.835717][ T30] ? __pfx_wait_for_completion+0x10/0x10
[ 286.841392][ T30] ? synchronize_rcu+0x11b/0x360
[ 286.846323][ T30] ? kthread_unpark+0xd0/0x290
[ 286.851155][ T30] kthread_stop+0x19e/0x640
[ 286.855699][ T30] bch2_copygc_stop+0x4f/0x150
[ 286.860460][ T30] __bch2_fs_read_only+0x47/0x450
[ 286.865576][ T30] bch2_fs_read_only+0xb57/0x1200
[ 286.870662][ T30] ? __pfx_bch2_fs_read_only+0x10/0x10
[ 286.876187][ T30] ? __bch2_print+0x17a/0x220
[ 286.880895][ T30] ? down_write+0x18c/0x220
[ 286.885495][ T30] ? __pfx_down_write+0x10/0x10
[ 286.890364][ T30] ? hook_sb_delete+0xaa0/0xbd0
[ 286.895277][ T30] __bch2_fs_stop+0x105/0x5c0
[ 286.899971][ T30] ? __pfx___bch2_fs_stop+0x10/0x10
[ 286.905240][ T30] ? __pfx_evict_inodes+0x10/0x10
[ 286.910275][ T30] ? bch2_sync_fs+0x155/0x300
[ 286.915003][ T30] ? __pfx_bch2_put_super+0x10/0x10
[ 286.920223][ T30] generic_shutdown_super+0x139/0x2d0
[ 286.925654][ T30] bch2_kill_sb+0x41/0x50
[ 286.929994][ T30] deactivate_locked_super+0xc4/0x130
[ 286.935409][ T30] cleanup_mnt+0x41f/0x4b0
[ 286.939834][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 286.945092][ T30] task_work_run+0x24f/0x310
[ 286.949698][ T30] ? __pfx_task_work_run+0x10/0x10
[ 286.954870][ T30] ? path_umount+0x284/0xf70
[ 286.959482][ T30] ptrace_notify+0x2d2/0x380
[ 286.964165][ T30] ? __pfx_ptrace_notify+0x10/0x10
[ 286.969295][ T30] ? kmem_cache_free+0x195/0x410
[ 286.974299][ T30] ? __x64_sys_umount+0x123/0x170
[ 286.979349][ T30] syscall_exit_work+0xc7/0x1d0
[ 286.984295][ T30] syscall_exit_to_user_mode+0x24a/0x340
[ 286.989944][ T30] do_syscall_64+0x100/0x230
[ 286.994596][ T30] ? clear_bhb_loop+0x35/0x90
[ 286.999300][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 287.005325][ T30] RIP: 0033:0x7ff51bc60387
[ 287.009773][ T30] RSP: 002b:00007ffe6ebb5598 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 287.018285][ T30] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff51bc60387
[ 287.026315][ T30] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe6ebb5650
[ 287.034317][ T30] RBP: 00007ffe6ebb5650 R08: 0000000000000000 R09: 0000000000000000
[ 287.042512][ T30] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffe6ebb66b0
[ 287.050476][ T30] R13: 00005555657786c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 287.058521][ T30]
[ 287.061606][ T30] INFO: task bch-copygc/loop:5831 blocked for more than 143 seconds.
[ 287.069678][ T30] Not tainted 6.13.0-rc2-syzkaller-00192-g243f750a2df0 #0
[ 287.077349][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 287.086096][ T30] task:bch-copygc/loop state:D stack:18904 pid:5831 tgid:5831 ppid:2 flags:0x00024000
[ 287.096326][ T30] Call Trace:
[ 287.099639][ T30]
[ 287.102636][ T30] __schedule+0x17fb/0x4be0
[ 287.107176][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.113226][ T30] ? __pfx___schedule+0x10/0x10
[ 287.118097][ T30] ? __pfx_lock_release+0x10/0x10
[ 287.123241][ T30] ? bch2_print_allocator_stuck+0x165/0xcb0
[ 287.129169][ T30] ? bch2_print_allocator_stuck+0xc24/0xcb0
[ 287.135138][ T30] ? schedule+0x90/0x320
[ 287.139400][ T30] schedule+0x14b/0x320
[ 287.143639][ T30] __closure_sync+0x259/0x2f0
[ 287.148334][ T30] ? __closure_sync+0x149/0x2f0
[ 287.153231][ T30] ? __pfx___closure_sync+0x10/0x10
[ 287.158442][ T30] ? __bch2_wait_on_allocator+0x1d6/0x250
[ 287.164251][ T30] __bch2_write+0x562a/0x5dd0
[ 287.168960][ T30] ? __pv_queued_spin_lock_slowpath+0xb8a/0xdb0
[ 287.175290][ T30] ? __pfx_validate_chain+0x10/0x10
[ 287.180508][ T30] ? lockdep_unlock+0x16a/0x300
[ 287.185449][ T30] ? mark_lock+0x9a/0x360
[ 287.189791][ T30] ? __pfx___bch2_write+0x10/0x10
[ 287.194878][ T30] ? trace_pelt_se_tp+0x3d/0x140
[ 287.199833][ T30] ? __pfx_validate_chain+0x10/0x10
[ 287.205205][ T30] ? __pfx_validate_chain+0x10/0x10
[ 287.210436][ T30] ? __lock_acquire+0x1397/0x2100
[ 287.215556][ T30] bch2_write+0x9b5/0x1760
[ 287.220027][ T30] ? mark_lock+0x9a/0x360
[ 287.224471][ T30] ? __pfx_bch2_write+0x10/0x10
[ 287.229344][ T30] ? bch2_data_update_read_done+0xfd/0x330
[ 287.235327][ T30] bch2_data_update_read_done+0x22e/0x330
[ 287.241221][ T30] ? __pfx_bch2_data_update_read_done+0x10/0x10
[ 287.247483][ T30] ? bch2_trans_srcu_unlock+0x57/0x5c0
[ 287.253029][ T30] bch2_moving_ctxt_do_pending_writes+0x44c/0x8d0
[ 287.259512][ T30] ? __pfx_bch2_moving_ctxt_do_pending_writes+0x10/0x10
[ 287.266535][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.272487][ T30] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 287.278835][ T30] ? finish_wait+0xd4/0x1e0
[ 287.283449][ T30] move_buckets_wait+0x2ba/0x1290
[ 287.288527][ T30] ? __pfx_move_buckets_wait+0x10/0x10
[ 287.294138][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0
[ 287.299809][ T30] ? __pfx_autoremove_wake_function+0x10/0x10
[ 287.305970][ T30] ? bch2_get_next_online_dev+0x4b9/0x4f0
[ 287.311799][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0
[ 287.317438][ T30] bch2_copygc_thread+0x83f/0xc10
[ 287.322558][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.328120][ T30] ? bch2_copygc_thread+0x1a1/0xc10
[ 287.333400][ T30] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 287.339309][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 287.344613][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.350523][ T30] ? __kthread_parkme+0x169/0x1d0
[ 287.355614][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.361220][ T30] kthread+0x2f0/0x390
[ 287.365290][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.370817][ T30] ? __pfx_kthread+0x10/0x10
[ 287.375486][ T30] ret_from_fork+0x4b/0x80
[ 287.380008][ T30] ? __pfx_kthread+0x10/0x10
[ 287.384661][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.389450][ T30]
[ 287.392531][ T30]
[ 287.392531][ T30] Showing all locks held in the system:
[ 287.400258][ T30] 7 locks held by kworker/u8:1/12:
[ 287.405431][ T30] 1 lock held by khungtaskd/30:
[ 287.410290][ T30] #0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0
[ 287.420246][ T30] 2 locks held by getty/5576:
[ 287.424998][ T30] #0: ffff888031c870a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 287.434812][ T30] #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00
[ 287.445037][ T30] 2 locks held by syz-executor282/5820:
[ 287.450568][ T30] #0: ffff88807bd060e0 (&type->s_umount_key#43){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0
[ 287.460842][ T30] #1: ffff888072500278 (&c->state_lock){+.+.}-{4:4}, at: __bch2_fs_stop+0xfd/0x5c0
[ 287.470351][ T30]
[ 287.472716][ T30] =============================================
[ 287.472716][ T30]
[ 287.481186][ T30] NMI backtrace for cpu 1
[ 287.485506][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc2-syzkaller-00192-g243f750a2df0 #0
[ 287.495991][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
[ 287.506037][ T30] Call Trace:
[ 287.509305][ T30]
[ 287.512223][ T30] dump_stack_lvl+0x241/0x360
[ 287.516895][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 287.522080][ T30] ? __pfx__printk+0x10/0x10
[ 287.526660][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 287.531587][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 287.537027][ T30] ? _printk+0xd5/0x120
[ 287.541167][ T30] ? __pfx__printk+0x10/0x10
[ 287.545756][ T30] ? __wake_up_klogd+0xcc/0x110
[ 287.550596][ T30] ? __pfx__printk+0x10/0x10
[ 287.555172][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 287.560182][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 287.566159][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 287.572142][ T30] watchdog+0xff6/0x1040
[ 287.576380][ T30] ? watchdog+0x1ea/0x1040
[ 287.580799][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.585475][ T30] kthread+0x2f0/0x390
[ 287.589536][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.594204][ T30] ? __pfx_kthread+0x10/0x10
[ 287.598791][ T30] ret_from_fork+0x4b/0x80
[ 287.603199][ T30] ? __pfx_kthread+0x10/0x10
[ 287.607789][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.612567][ T30]
[ 287.615683][ T30] Sending NMI from CPU 1 to CPUs 0:
[ 287.620924][ C0] NMI backtrace for cpu 0
[ 287.620937][ C0] CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:1 Not tainted 6.13.0-rc2-syzkaller-00192-g243f750a2df0 #0
[ 287.620956][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
[ 287.620966][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 287.620991][ C0] RIP: 0010:x2apic_send_IPI+0x7a/0xe0
[ 287.621012][ C0] Code: d8 48 c1 e8 03 42 0f b6 04 38 84 c0 75 29 8b 13 0f ae f0 0f ae e8 41 83 fe 02 b8 00 04 00 00 41 0f 45 c6 b9 30 08 00 00 0f 30 <66> 90 5b 41 5e 41 5f 5d c3 cc cc cc cc 89 d9 80 e1 07 80 c1 03 38
[ 287.621025][ C0] RSP: 0018:ffffc900001176b8 EFLAGS: 00000206
[ 287.621038][ C0] RAX: 00000000000000fb RBX: ffff8880b8721168 RCX: 0000000000000830
[ 287.621053][ C0] RDX: 0000000000000001 RSI: 00000000000000fb RDI: 0000000000000001
[ 287.621063][ C0] RBP: ffffffff8e2cea98 R08: ffffffff819372fa R09: 1ffffffff2030796
[ 287.621074][ C0] R10: dffffc0000000000 R11: ffffffff81491250 R12: dffffc0000000000
[ 287.621085][ C0] R13: ffff8880b863f940 R14: 00000000000000fb R15: dffffc0000000000
[ 287.621097][ C0] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 287.621110][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 287.621122][ C0] CR2: 000055b58254b600 CR3: 000000000e736000 CR4: 00000000003526f0
[ 287.621137][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 287.621146][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 287.621156][ C0] Call Trace:
[ 287.621162][ C0]
[ 287.621169][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 287.621187][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 287.621205][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 287.621226][ C0] ? nmi_handle+0x2a/0x5a0
[ 287.621250][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 287.621269][ C0] ? nmi_handle+0x14f/0x5a0
[ 287.621285][ C0] ? nmi_handle+0x2a/0x5a0
[ 287.621302][ C0] ? x2apic_send_IPI+0x7a/0xe0
[ 287.621318][ C0] ? default_do_nmi+0x63/0x160
[ 287.621335][ C0] ? exc_nmi+0x123/0x1f0
[ 287.621350][ C0] ? end_repeat_nmi+0xf/0x53
[ 287.621372][ C0] ? __pfx_native_send_call_func_single_ipi+0x10/0x10
[ 287.621390][ C0] ? smp_call_function_many_cond+0x13fa/0x2c60
[ 287.621412][ C0] ? x2apic_send_IPI+0x7a/0xe0
[ 287.621429][ C0] ? x2apic_send_IPI+0x7a/0xe0
[ 287.621446][ C0] ? x2apic_send_IPI+0x7a/0xe0
[ 287.621463][ C0]
[ 287.621469][ C0]
[ 287.621475][ C0] smp_call_function_many_cond+0x15c6/0x2c60
[ 287.621498][ C0] ? __pfx_do_sync_core+0x10/0x10
[ 287.621520][ C0] ? __pfx___text_poke+0x10/0x10
[ 287.621537][ C0] ? kmem_cache_alloc_bulk_noprof+0x156/0x7c0
[ 287.621556][ C0] ? __pfx_smp_call_function_many_cond+0x10/0x10
[ 287.621575][ C0] ? __pfx_perf_event_text_poke+0x10/0x10
[ 287.621591][ C0] ? __pfx___mutex_trylock_common+0x10/0x10
[ 287.621612][ C0] ? __pfx_do_sync_core+0x10/0x10
[ 287.621631][ C0] on_each_cpu_cond_mask+0x3f/0x80
[ 287.621650][ C0] text_poke_bp_batch+0x9ef/0xb30
[ 287.621672][ C0] ? kmem_cache_alloc_bulk_noprof+0x157/0x7c0
[ 287.621688][ C0] ? __pfx_text_poke_bp_batch+0x10/0x10
[ 287.621709][ C0] ? arch_jump_label_transform_queue+0x9b/0x100
[ 287.621731][ C0] ? process_scheduled_works+0x976/0x1840
[ 287.621753][ C0] text_poke_finish+0x30/0x50
[ 287.621770][ C0] arch_jump_label_transform_apply+0x1c/0x30
[ 287.621789][ C0] static_key_enable_cpuslocked+0x136/0x260
[ 287.621809][ C0] static_key_enable+0x1a/0x20
[ 287.621826][ C0] toggle_allocation_gate+0xbc/0x260
[ 287.621846][ C0] ? __pfx_toggle_allocation_gate+0x10/0x10
[ 287.621867][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 287.621888][ C0] process_scheduled_works+0xa66/0x1840
[ 287.621920][ C0] ? __pfx_process_scheduled_works+0x10/0x10
[ 287.621944][ C0] ? assign_work+0x364/0x3d0
[ 287.621966][ C0] worker_thread+0x870/0xd30
[ 287.621987][ C0] ? __kthread_parkme+0x169/0x1d0
[ 287.622003][ C0] ? __pfx_worker_thread+0x10/0x10
[ 287.622018][ C0] kthread+0x2f0/0x390
[ 287.622033][ C0] ? __pfx_worker_thread+0x10/0x10
[ 287.622047][ C0] ? __pfx_kthread+0x10/0x10
[ 287.622063][ C0] ret_from_fork+0x4b/0x80
[ 287.622076][ C0] ? __pfx_kthread+0x10/0x10
[ 287.622092][ C0] ret_from_fork_asm+0x1a/0x30
[ 287.622118][ C0]
[ 287.622125][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.201 msecs
[ 287.622932][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 287.622945][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc2-syzkaller-00192-g243f750a2df0 #0
[ 287.622965][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024
[ 287.622984][ T30] Call Trace:
[ 287.622991][ T30]
[ 287.622999][ T30] dump_stack_lvl+0x241/0x360
[ 287.623026][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 287.623047][ T30] ? __pfx__printk+0x10/0x10
[ 287.623066][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.623090][ T30] ? vscnprintf+0x5d/0x90
[ 287.623112][ T30] panic+0x349/0x880
[ 287.623133][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 287.623154][ T30] ? __pfx_panic+0x10/0x10
[ 287.623171][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 287.623195][ T30] ? __irq_work_queue_local+0x137/0x410
[ 287.623216][ T30] ? irq_work_queue+0xca/0x150
[ 287.623234][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 287.623258][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 287.623282][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 287.623305][ T30] ? nmi_trigger_cpumask_backtrace+0x251/0x320
[ 287.623327][ T30] watchdog+0x1035/0x1040
[ 287.623347][ T30] ? watchdog+0x1ea/0x1040
[ 287.623370][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.623388][ T30] kthread+0x2f0/0x390
[ 287.623407][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.623424][ T30] ? __pfx_kthread+0x10/0x10
[ 287.623444][ T30] ret_from_fork+0x4b/0x80
[ 287.623459][ T30] ? __pfx_kthread+0x10/0x10
[ 287.623478][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.623512][ T30]
[ 288.198528][ T30] Kernel Offset: disabled
[ 288.202848][ T30] Rebooting in 86400 seconds..