./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3411181437
<...>
Warning: Permanently added '10.128.0.106' (ED25519) to the list of known hosts.
execve("./syz-executor3411181437", ["./syz-executor3411181437"], 0x7ffdf6277040 /* 10 vars */) = 0
brk(NULL) = 0x55557a57c000
brk(0x55557a57cd00) = 0x55557a57cd00
arch_prctl(ARCH_SET_FS, 0x55557a57c380) = 0
set_tid_address(0x55557a57c650) = 5834
set_robust_list(0x55557a57c660, 24) = 0
rseq(0x55557a57cca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3411181437", 4096) = 28
getrandom("\x96\xc1\xb4\x6c\xf9\xc3\x72\x3d", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55557a57cd00
brk(0x55557a59dd00) = 0x55557a59dd00
brk(0x55557a59e000) = 0x55557a59e000
mprotect(0x7fd5104e4000, 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.dNsOjF", 0700) = 0
chmod("./syzkaller.dNsOjF", 0777) = 0
chdir("./syzkaller.dNsOjF") = 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 5836 attached
, child_tidptr=0x55557a57c650) = 5836
[pid 5836] set_robust_list(0x55557a57c660, 24) = 0
[pid 5836] chdir("./0") = 0
[pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5836] setpgid(0, 0) = 0
[pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5836] write(3, "1000", 4) = 4
[pid 5836] close(3) = 0
[pid 5836] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5836] write(1, "executing program\n", 18executing program
) = 18
[pid 5836] memfd_create("syzkaller", 0) = 3
[pid 5836] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd508000000
[pid 5836] 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 5836] munmap(0x7fd508000000, 138412032) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5836] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5836] close(3) = 0
[pid 5836] close(4) = 0
[pid 5836] mkdir("./file0", 0777) = 0
[ 62.021912][ T5836] loop0: detected capacity change from 0 to 32768
[ 62.073855][ T5836] bcachefs (/dev/loop0): error reading default superblock: checksum error, type none: got should be
[ 62.112831][ T5836] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,version_upgrade=none
[ 62.127595][ T5836] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[ 62.146638][ T5836] bcachefs (loop0): accounting_read... done
[ 62.153609][ T5836] bcachefs (loop0): alloc_read... done
[ 62.159380][ T5836] bcachefs (loop0): stripes_read... done
[ 62.165232][ T5836] bcachefs (loop0): snapshots_read... done
[pid 5836] mount("/dev/loop0", "./file0", "bcachefs", MS_STRICTATIME, "errors=continue,errors=fix_safe,journal_transaction_names,version_upgrade=none,smackfshat=*,obj_type"...) = 0
[pid 5836] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
[pid 5836] chdir("./file0") = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5836] ioctl(4, LOOP_CLR_FD) = 0
[pid 5836] close(4) = 0
[ 62.173160][ T5836] bcachefs (loop0): going read-write
[ 62.181063][ T5836] bcachefs (loop0): journal_replay... done
[ 62.187247][ T5836] bcachefs (loop0): resume_logged_ops... done
[ 62.193408][ T5836] bcachefs (loop0): delete_dead_inodes... done
[ 62.202005][ T5836] bcachefs (loop0): done starting filesystem
[pid 5836] exit_group(0) = ?
[pid 5836] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=22 /* 0.22 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, 0x55557a57d6f0 /* 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
[ 62.284565][ T5834] bcachefs (loop0): shutting down
[ 62.289708][ T5834] bcachefs (loop0): going read-only
[ 62.295202][ T5834] bcachefs (loop0): finished waiting for writes to stop
[ 81.845799][ T977] cfg80211: failed to load regulatory.db
[ 92.734617][ T5845] Allocator stuck? Waited for 30 seconds
[ 92.734630][ T5845] Allocator debug:
[ 92.734635][ T5845] capacity1536
[ 92.734640][ T5845] reserved 31232
[ 92.734645][ T5845] hidden 0
[ 92.734650][ T5845] btree 0
[ 92.734655][ T5845] data 0
[ 92.734659][ T5845] cached 0
[ 92.734664][ T5845] reserved 0
[ 92.734669][ T5845] online_reserved 24
[ 92.734674][ T5845] nr_inodes 0
[ 92.734679][ T5845]
[ 92.734683][ T5845] freelist_wait waiting
[ 92.734688][ T5845] open buckets allocated1
[ 92.734693][ T5845] open buckets total 1024
[ 92.734698][ T5845] open_buckets_wait empty
[ 92.734703][ T5845] open_buckets_btree 0
[ 92.734707][ T5845] open_buckets_user 0
[ 92.734712][ T5845] btree reserve cache 0
[ 92.734717][ T5845]
[ 92.734721][ T5845] Dev 0:
[ 92.734726][ T5845] buckets sectors fragmented
[ 92.734731][ T5845] free 0 0 0
[ 92.734737][ T5845] sb 0 0 0
[ 92.734742][ T5845] journal 0 0 0
[ 92.734748][ T5845] btree 0 0 0
[ 92.734759][ T5845] user 0 0 0
[ 92.734764][ T5845] cached 0 0 0
[ 92.734770][ T5845] parity 0 0 0
[ 92.734775][ T5845] stripe 0 0 0
[ 92.734781][ T5845] need_gc_gens 0 0 0
[ 92.734786][ T5845] need_discard 0 0 0
[ 92.734792][ T5845] unstriped 0 0 0
[ 92.734797][ T5845] capacity 128
[ 92.734802][ T5845]
[ 92.734806][ T5845] reserves:
[ 92.734811][ T5845] stripe 60
[ 92.734816][ T5845] normal 58
[ 92.734821][ T5845] copygc 56
[ 92.734826][ T5845] btree 28
[ 92.734831][ T5845] btree_copygc 0
[ 92.734835][ T5845] reclaim 0
[ 92.734840][ T5845] interior_updates 0
[ 92.734845][ T5845]
[ 92.734849][ T5845] open buckets 0
[ 92.734854][ T5845] buckets to invalidate 0
[ 92.734859][ T5845]
[ 92.734863][ T5845] Copygc debug:
[ 92.734868][ T5845] running: 0
[ 92.734872][ T5845] copygc_wait:0
[ 92.734877][ T5845] copygc_wait_at:0
[ 92.734882][ T5845] Currently waiting for:0 B
[ 92.734887][ T5845] Currently waiting since:640 KiB
[ 92.734892][ T5845] Currently calculated wait:0 B
[ 92.734897][ T5845]
[ 92.734901][ T5845] Journal debug:
[ 92.734906][ T5845] flags: replay_done,running,may_skip_flush,need_flush_write
[ 92.734911][ T5845] dirty journal entries: 0/32768
[ 92.734916][ T5845] seq: 10
[ 92.734921][ T5845] seq_ondisk: 10
[ 92.734926][ T5845] last_seq: 11
[ 92.734931][ T5845] last_seq_ondisk: 11
[ 92.734936][ T5845] flushed_seq_ondisk: 10
[ 92.734940][ T5845] watermark: stripe
[ 92.734945][ T5845] each entry reserved: 321
[ 92.734950][ T5845] nr flush writes: 0
[ 92.734955][ T5845] nr noflush writes: 0
[ 92.734960][ T5845] average write size: 0 B
[ 92.734965][ T5845] nr direct reclaim: 0
[ 92.734970][ T5845] nr background reclaim: 0
[ 92.734974][ T5845] reclaim kicked: 0
[ 92.734979][ T5845] reclaim runs in: 0 ms
[ 92.734984][ T5845] blocked: 0
[ 92.734989][ T5845] current entry sectors: 256
[ 92.734994][ T5845] current entry error: ok
[ 92.734999][ T5845] current entry: closed
[ 92.735004][ T5845] unwritten entries:
[ 92.735008][ T5845] last buf closed
[ 92.735013][ T5845] space:
[ 92.735017][ T5845] discarded 256:1792
[ 92.735022][ T5845] clean ondisk 256:1792
[ 92.735027][ T5845] clean 256:1792
[ 92.735032][ T5845] total 256:2048
[ 92.735037][ T5845] dev 0:
[ 92.735042][ T5845] durability 1:
[ 92.735046][ T5845] nr 8
[ 92.735051][ T5845] bucket size 256
[ 92.735056][ T5845] available 6:256
[ 92.735061][ T5845] discard_idx 0
[ 92.735066][ T5845] dirty_ondisk 0 (seq 0)
[ 92.735071][ T5845] dirty_idx 0 (seq 0)
[ 92.735076][ T5845] cur_idx 0 (seq 0)
[ 92.735081][ T5845] replicas want 1 need 1
[ 92.735086][ T5845]
[ 286.645798][ T30] INFO: task syz-executor341:5834 blocked for more than 143 seconds.
[ 286.654216][ T30] Not tainted 6.13.0-rc1-next-20241205-syzkaller #0
[ 286.661329][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.670124][ T30] task:syz-executor341 state:D stack:23808 pid:5834 tgid:5834 ppid:5831 flags:0x00004002
[ 286.680489][ T30] Call Trace:
[ 286.683791][ T30]
[ 286.686777][ T30] __schedule+0x189f/0x4c80
[ 286.691336][ T30] ? __pfx___schedule+0x10/0x10
[ 286.696235][ T30] ? __pfx_lock_release+0x10/0x10
[ 286.701287][ T30] ? schedule+0x90/0x320
[ 286.705571][ T30] schedule+0x14b/0x320
[ 286.709740][ T30] schedule_timeout+0xb0/0x290
[ 286.714541][ T30] ? __pfx_schedule_timeout+0x10/0x10
[ 286.719925][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 286.725942][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.731242][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.736560][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 286.741777][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 286.747011][ T30] ? wait_for_completion+0x2fe/0x620
[ 286.752318][ T30] wait_for_completion+0x355/0x620
[ 286.757478][ T30] ? __pfx_wait_for_completion+0x10/0x10
[ 286.763122][ T30] ? synchronize_rcu+0x11b/0x360
[ 286.768095][ T30] ? kthread_unpark+0xd0/0x290
[ 286.772870][ T30] kthread_stop+0x19e/0x640
[ 286.777402][ T30] bch2_copygc_stop+0x4f/0x150
[ 286.782176][ T30] __bch2_fs_read_only+0x47/0x450
[ 286.787269][ T30] bch2_fs_read_only+0xbff/0x12a0
[ 286.792344][ T30] ? __pfx_bch2_fs_read_only+0x10/0x10
[ 286.797885][ T30] ? __bch2_print+0x17a/0x220
[ 286.802585][ T30] ? down_write+0x18c/0x220
[ 286.807194][ T30] ? __pfx_down_write+0x10/0x10
[ 286.812067][ T30] ? hook_sb_delete+0xaa0/0xbd0
[ 286.816992][ T30] __bch2_fs_stop+0x105/0x5c0
[ 286.821683][ T30] ? __pfx___bch2_fs_stop+0x10/0x10
[ 286.826910][ T30] ? __pfx_evict_inodes+0x10/0x10
[ 286.831948][ T30] ? bch2_sync_fs+0x155/0x300
[ 286.836656][ T30] ? __pfx_bch2_put_super+0x10/0x10
[ 286.841865][ T30] generic_shutdown_super+0x139/0x2d0
[ 286.847288][ T30] bch2_kill_sb+0x41/0x50
[ 286.851626][ T30] deactivate_locked_super+0xc4/0x130
[ 286.857084][ T30] cleanup_mnt+0x41f/0x4b0
[ 286.861518][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 286.866756][ T30] task_work_run+0x24f/0x310
[ 286.871371][ T30] ? __pfx_task_work_run+0x10/0x10
[ 286.876518][ T30] ? path_umount+0x284/0xf70
[ 286.881123][ T30] ptrace_notify+0x2d2/0x380
[ 286.885745][ T30] ? __pfx_ptrace_notify+0x10/0x10
[ 286.890865][ T30] ? kmem_cache_free+0x195/0x410
[ 286.895836][ T30] ? __x64_sys_umount+0x123/0x170
[ 286.900869][ T30] syscall_exit_work+0xc7/0x1d0
[ 286.905802][ T30] syscall_exit_to_user_mode+0x24a/0x340
[ 286.911450][ T30] do_syscall_64+0x100/0x230
[ 286.916094][ T30] ? clear_bhb_loop+0x35/0x90
[ 286.920791][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 286.926747][ T30] RIP: 0033:0x7fd51046c387
[ 286.931180][ T30] RSP: 002b:00007ffdcf89f3e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
[ 286.939701][ T30] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd51046c387
[ 286.947714][ T30] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdcf89f4a0
[ 286.955718][ T30] RBP: 00007ffdcf89f4a0 R08: 0000000000000000 R09: 0000000000000000
[ 286.963696][ T30] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffdcf8a0500
[ 286.971694][ T30] R13: 000055557a57d6c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 286.979709][ T30]
[ 286.982796][ T30] INFO: task bch-copygc/loop:5845 blocked for more than 143 seconds.
[ 286.990918][ T30] Not tainted 6.13.0-rc1-next-20241205-syzkaller #0
[ 286.998062][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 287.006766][ T30] task:bch-copygc/loop state:D stack:20208 pid:5845 tgid:5845 ppid:2 flags:0x00024000
[ 287.017039][ T30] Call Trace:
[ 287.020303][ T30]
[ 287.023219][ T30] __schedule+0x189f/0x4c80
[ 287.027759][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 287.033760][ T30] ? __pfx___schedule+0x10/0x10
[ 287.038665][ T30] ? __pfx_lock_release+0x10/0x10
[ 287.043725][ T30] ? bch2_print_allocator_stuck+0x165/0xcb0
[ 287.049705][ T30] ? bch2_print_allocator_stuck+0xc24/0xcb0
[ 287.055661][ T30] ? schedule+0x90/0x320
[ 287.059927][ T30] schedule+0x14b/0x320
[ 287.064146][ T30] __closure_sync+0x259/0x2f0
[ 287.068830][ T30] ? __closure_sync+0x149/0x2f0
[ 287.073670][ T30] ? __pfx___closure_sync+0x10/0x10
[ 287.078919][ T30] ? __bch2_wait_on_allocator+0x1d6/0x250
[ 287.084686][ T30] __bch2_write+0x57ac/0x5eb0
[ 287.089414][ T30] ? __pfx___bch2_write+0x10/0x10
[ 287.094473][ T30] ? lockdep_unlock+0x16a/0x300
[ 287.099336][ T30] ? __pfx_lockdep_unlock+0x10/0x10
[ 287.104580][ T30] ? unwind_next_frame+0x18e6/0x22d0
[ 287.109889][ T30] ? deref_stack_reg+0x17c/0x210
[ 287.114884][ T30] ? validate_chain+0x11e/0x5920
[ 287.119837][ T30] ? mark_lock+0x9a/0x360
[ 287.124347][ T30] ? __update_load_avg_se+0x6cf/0xb50
[ 287.129735][ T30] ? __pfx_validate_chain+0x10/0x10
[ 287.134970][ T30] ? __pfx_validate_chain+0x10/0x10
[ 287.140179][ T30] ? __lock_acquire+0x1397/0x2100
[ 287.145265][ T30] bch2_write+0x85b/0x15f0
[ 287.149701][ T30] ? __pfx_bch2_write+0x10/0x10
[ 287.154606][ T30] ? bch2_data_update_read_done+0xfd/0x330
[ 287.160426][ T30] bch2_data_update_read_done+0x22e/0x330
[ 287.166184][ T30] ? __pfx_bch2_data_update_read_done+0x10/0x10
[ 287.172437][ T30] ? bch2_trans_srcu_unlock+0x57/0x5c0
[ 287.177960][ T30] bch2_moving_ctxt_do_pending_writes+0x44c/0x8d0
[ 287.184431][ T30] ? __pfx_bch2_moving_ctxt_do_pending_writes+0x10/0x10
[ 287.191392][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.197350][ T30] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 287.203684][ T30] ? finish_wait+0xd4/0x1e0
[ 287.208222][ T30] move_buckets_wait+0x2ba/0x1290
[ 287.213266][ T30] ? __pfx_move_buckets_wait+0x10/0x10
[ 287.218766][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0
[ 287.224462][ T30] ? __pfx_autoremove_wake_function+0x10/0x10
[ 287.230535][ T30] ? bch2_get_next_online_dev+0x4b9/0x4f0
[ 287.236295][ T30] ? bch2_get_next_online_dev+0x2b/0x4f0
[ 287.241955][ T30] bch2_copygc_thread+0x7ee/0xba0
[ 287.247028][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.252597][ T30] ? bch2_copygc_thread+0x1ae/0xba0
[ 287.257909][ T30] ? _raw_spin_unlock_irqrestore+0x8f/0x140
[ 287.263824][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 287.269084][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.275048][ T30] ? __kthread_parkme+0x169/0x1d0
[ 287.280064][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.285649][ T30] kthread+0x2f0/0x390
[ 287.289740][ T30] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 287.295324][ T30] ? __pfx_kthread+0x10/0x10
[ 287.299922][ T30] ret_from_fork+0x4b/0x80
[ 287.304394][ T30] ? __pfx_kthread+0x10/0x10
[ 287.309006][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.313795][ T30]
[ 287.316848][ T30]
[ 287.316848][ T30] Showing all locks held in the system:
[ 287.324594][ T30] 1 lock held by khungtaskd/30:
[ 287.329445][ T30] #0: ffffffff8e9374a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0
[ 287.339373][ T30] 2 locks held by getty/5582:
[ 287.344127][ T30] #0: ffff8880313260a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 287.353896][ T30] #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00
[ 287.364180][ T30] 2 locks held by syz-executor341/5834:
[ 287.369732][ T30] #0: ffff8880327740e0 (&type->s_umount_key#42){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0
[ 287.379972][ T30] #1: ffff888077b00278 (&c->state_lock){+.+.}-{4:4}, at: __bch2_fs_stop+0xfd/0x5c0
[ 287.389452][ T30]
[ 287.391770][ T30] =============================================
[ 287.391770][ T30]
[ 287.400202][ T30] NMI backtrace for cpu 0
[ 287.404542][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc1-next-20241205-syzkaller #0
[ 287.414503][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 287.424568][ T30] Call Trace:
[ 287.427838][ T30]
[ 287.430761][ T30] dump_stack_lvl+0x241/0x360
[ 287.435437][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 287.440624][ T30] ? __pfx__printk+0x10/0x10
[ 287.445210][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 287.450137][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 287.455595][ T30] ? _printk+0xd5/0x120
[ 287.459752][ T30] ? __pfx__printk+0x10/0x10
[ 287.464338][ T30] ? __wake_up_klogd+0xcc/0x110
[ 287.469188][ T30] ? __pfx__printk+0x10/0x10
[ 287.473770][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 287.478790][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 287.484761][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 287.490759][ T30] watchdog+0xff6/0x1040
[ 287.495013][ T30] ? watchdog+0x1ea/0x1040
[ 287.499435][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.504110][ T30] kthread+0x2f0/0x390
[ 287.508177][ T30] ? __pfx_watchdog+0x10/0x10
[ 287.512850][ T30] ? __pfx_kthread+0x10/0x10
[ 287.517444][ T30] ret_from_fork+0x4b/0x80
[ 287.521906][ T30] ? __pfx_kthread+0x10/0x10
[ 287.526502][ T30] ret_from_fork_asm+0x1a/0x30
[ 287.531274][ T30]
[ 287.534509][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 287.539755][ C1] NMI backtrace for cpu 1
[ 287.539767][ C1] CPU: 1 UID: 0 PID: 3026 Comm: kworker/u8:7 Not tainted 6.13.0-rc1-next-20241205-syzkaller #0
[ 287.539787][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 287.539798][ C1] Workqueue: events_unbound toggle_allocation_gate
[ 287.539821][ C1] RIP: 0010:rcu_is_watching+0x6/0xb0
[ 287.539845][ C1] Code: d0 f2 78 03 eb cd 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 57 <41> 56 53 65 ff 05 68 e2 7e 7e e8 fb 0f 47 0a 89 c3 83 f8 08 73 7a
[ 287.539858][ C1] RSP: 0018:ffffc9000bb47410 EFLAGS: 00000257
[ 287.539871][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff817a92b4
[ 287.539883][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff9019d9b0
[ 287.539893][ C1] RBP: ffffc9000bb47568 R08: ffffffff9019d9b7 R09: 1ffffffff2033b36
[ 287.539906][ C1] R10: dffffc0000000000 R11: fffffbfff2033b37 R12: 1ffff92001768e8c
[ 287.539918][ C1] R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc9000bb476c0
[ 287.539930][ C1] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
[ 287.539944][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 287.539956][ C1] CR2: 0000560e10fb0600 CR3: 000000000e736000 CR4: 00000000003526f0
[ 287.539970][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 287.539980][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 287.539990][ C1] Call Trace:
[ 287.539997][ C1]
[ 287.540003][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 287.540020][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 287.540039][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 287.540062][ C1] ? nmi_handle+0x2a/0x5a0
[ 287.540088][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 287.540104][ C1] ? nmi_handle+0x14f/0x5a0
[ 287.540128][ C1] ? nmi_handle+0x2a/0x5a0
[ 287.540147][ C1] ? rcu_is_watching+0x6/0xb0
[ 287.540166][ C1] ? default_do_nmi+0x63/0x160
[ 287.540190][ C1] ? exc_nmi+0x123/0x1f0
[ 287.540211][ C1] ? end_repeat_nmi+0xf/0x53
[ 287.540235][ C1] ? lock_acquire+0xd4/0x550
[ 287.540252][ C1] ? rcu_is_watching+0x6/0xb0
[ 287.540271][ C1] ? rcu_is_watching+0x6/0xb0
[ 287.540292][ C1] ? rcu_is_watching+0x6/0xb0
[ 287.540311][ C1]
[ 287.540316][ C1]
[ 287.540322][ C1] lock_acquire+0xe3/0x550
[ 287.540341][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 287.540363][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 287.540382][ C1] __pte_offset_map+0x9e/0x380
[ 287.540402][ C1] ? __pte_offset_map+0x82/0x380
[ 287.540424][ C1] ? __pfx___pte_offset_map+0x10/0x10
[ 287.540450][ C1] __pte_offset_map_lock+0xc7/0x300
[ 287.540472][ C1] ? __text_poke+0xb42/0xd80
[ 287.540492][ C1] ? __pfx_lock_release+0x10/0x10
[ 287.540509][ C1] ? __pfx___pte_offset_map_lock+0x10/0x10
[ 287.540532][ C1] ? do_raw_spin_unlock+0x13c/0x8b0
[ 287.540554][ C1] ? walk_to_pmd+0x19b/0x240
[ 287.540575][ C1] ? __kmalloc_cache_node_noprof+0x8d/0x3a0
[ 287.540595][ C1] __text_poke+0x2c5/0xd80
[ 287.540617][ C1] ? __kmalloc_cache_noprof+0x84/0x390
[ 287.540637][ C1] ? __pfx_text_poke_memcpy+0x10/0x10
[ 287.540659][ C1] ? __pfx___text_poke+0x10/0x10
[ 287.540679][ C1] ? __kmalloc_cache_noprof+0x83/0x390
[ 287.540699][ C1] ? perf_event_text_poke+0x258/0x330
[ 287.540719][ C1] ? __pfx_perf_event_text_poke+0x10/0x10
[ 287.540736][ C1] ? __pfx___mutex_trylock_common+0x10/0x10
[ 287.540763][ C1] text_poke_bp_batch+0x59c/0xb30
[ 287.540790][ C1] ? __kmalloc_cache_node_noprof+0x8d/0x3a0
[ 287.540810][ C1] ? __pfx_text_poke_bp_batch+0x10/0x10
[ 287.540835][ C1] ? arch_jump_label_transform_queue+0x9b/0x100
[ 287.540861][ C1] ? process_scheduled_works+0x976/0x1840
[ 287.540885][ C1] text_poke_finish+0x30/0x50
[ 287.540906][ C1] arch_jump_label_transform_apply+0x1c/0x30
[ 287.540930][ C1] static_key_disable_cpuslocked+0xd2/0x1c0
[ 287.540953][ C1] static_key_disable+0x1a/0x20
[ 287.540973][ C1] toggle_allocation_gate+0x1bf/0x260
[ 287.540991][ C1] ? __pfx_toggle_allocation_gate+0x10/0x10
[ 287.541010][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 287.541033][ C1] process_scheduled_works+0xa66/0x1840
[ 287.541068][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 287.541095][ C1] ? assign_work+0x364/0x3d0
[ 287.541125][ C1] worker_thread+0x870/0xd30
[ 287.541143][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 287.541162][ C1] ? __kthread_parkme+0x169/0x1d0
[ 287.541179][ C1] ? __pfx_worker_thread+0x10/0x10
[ 287.541202][ C1] kthread+0x2f0/0x390
[ 287.541219][ C1] ? __pfx_worker_thread+0x10/0x10
[ 287.541241][ C1] ? __pfx_kthread+0x10/0x10
[ 287.541258][ C1] ret_from_fork+0x4b/0x80
[ 287.541275][ C1] ? __pfx_kthread+0x10/0x10
[ 287.541292][ C1] ret_from_fork_asm+0x1a/0x30
[ 287.541313][ C1]
[ 287.541321][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.566 msecs
[ 287.541876][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 288.023490][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc1-next-20241205-syzkaller #0
[ 288.033462][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 288.043506][ T30] Call Trace:
[ 288.046783][ T30]
[ 288.049708][ T30] dump_stack_lvl+0x241/0x360
[ 288.054393][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 288.059589][ T30] ? __pfx__printk+0x10/0x10
[ 288.064175][ T30] ? vscnprintf+0x5d/0x90
[ 288.068496][ T30] panic+0x349/0x880
[ 288.072393][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 288.078546][ T30] ? __pfx_panic+0x10/0x10
[ 288.082955][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 288.088323][ T30] ? __irq_work_queue_local+0x137/0x410
[ 288.093864][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 288.099230][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 288.105383][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 288.111536][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 288.117689][ T30] watchdog+0x1035/0x1040
[ 288.122015][ T30] ? watchdog+0x1ea/0x1040
[ 288.126427][ T30] ? __pfx_watchdog+0x10/0x10
[ 288.131098][ T30] kthread+0x2f0/0x390
[ 288.135161][ T30] ? __pfx_watchdog+0x10/0x10
[ 288.139830][ T30] ? __pfx_kthread+0x10/0x10
[ 288.144421][ T30] ret_from_fork+0x4b/0x80
[ 288.148832][ T30] ? __pfx_kthread+0x10/0x10
[ 288.153421][ T30] ret_from_fork_asm+0x1a/0x30
[ 288.158189][ T30]
[ 288.161462][ T30] Kernel Offset: disabled
[ 288.165782][ T30] Rebooting in 86400 seconds..