[ 86.536729][ T9] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:54361' (ED25519) to the list of known hosts. executing program [ 218.419164][ T5329] loop0: detected capacity change from 0 to 32768 [ 218.483013][ T5329] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=crc64,data_checksum=xxhash,str_hash=crc32c,nojournal_transaction_names,version_upgrade=none [ 218.489891][ T5329] bcachefs (loop0): recovering from clean shutdown, journal seq 8 [ 218.493018][ T5329] bcachefs (loop0): insufficient writeable journal devices available: have 0, need 1 [ 218.493018][ T5329] rw journal devs: loop0 [ 218.508763][ T5329] bcachefs (loop0): accounting_read... done [ 218.511669][ T5329] bcachefs (loop0): alloc_read... done [ 218.513755][ T5329] bcachefs (loop0): stripes_read... done [ 218.515895][ T5329] bcachefs (loop0): snapshots_read... done [ 218.520680][ T5329] bcachefs (loop0): journal_replay... done [ 218.523104][ T5329] bcachefs (loop0): resume_logged_ops... done [ 218.525470][ T5329] bcachefs (loop0): delete_dead_inodes... done [ 218.528927][ T5329] bcachefs (loop0): going read-write [ 218.538137][ T5329] bcachefs (loop0): done starting filesystem [ 218.567451][ T5329] syz-executor101 (5329) used greatest stack depth: 18072 bytes left [ 249.097435][ T41] Allocator stuck? Waited for 30 seconds [ 249.097462][ T41] Allocator debug: [ 249.097469][ T41] capacity1536 [ 249.097475][ T41] reserved 31232 [ 249.097481][ T41] hidden 0 [ 249.097486][ T41] btree 0 [ 249.097492][ T41] data 0 [ 249.097497][ T41] cached 0 [ 249.097503][ T41] reserved 0 [ 249.097509][ T41] online_reserved 8 [ 249.097514][ T41] nr_inodes 0 [ 249.097520][ T41] [ 249.097525][ T41] freelist_wait waiting [ 249.097531][ T41] open buckets allocated1 [ 249.097536][ T41] open buckets total 1024 [ 249.097542][ T41] open_buckets_wait empty [ 249.097547][ T41] open_buckets_btree 0 [ 249.097553][ T41] open_buckets_user 0 [ 249.097559][ T41] btree reserve cache 0 [ 249.097565][ T41] [ 249.097570][ T41] Dev 0: [ 249.097575][ T41] buckets sectors fragmented [ 249.097582][ T41] free 0 0 0 [ 249.097588][ T41] sb 0 0 0 [ 249.097595][ T41] journal 0 0 0 [ 249.097601][ T41] btree 0 0 0 [ 249.097608][ T41] user 0 0 0 [ 249.097614][ T41] cached 0 0 0 [ 249.097621][ T41] parity 0 0 0 [ 249.097627][ T41] stripe 0 0 0 [ 249.097634][ T41] need_gc_gens 0 0 0 [ 249.097640][ T41] need_discard 0 0 0 [ 249.097646][ T41] unstriped 0 0 0 [ 249.097652][ T41] capacity 128 [ 249.097658][ T41] [ 249.097664][ T41] reserves: [ 249.097670][ T41] stripe 60 [ 249.097676][ T41] normal 58 [ 249.097682][ T41] copygc 56 [ 249.097687][ T41] btree 28 [ 249.097693][ T41] btree_copygc 0 [ 249.097698][ T41] reclaim 0 [ 249.097704][ T41] interior_updates 0 [ 249.097709][ T41] [ 249.097715][ T41] open buckets 0 [ 249.097721][ T41] buckets to invalidate 0 [ 249.097726][ T41] [ 249.097731][ T41] Copygc debug: [ 249.097736][ T41] running: 1 [ 249.097742][ T41] copygc_wait:0 [ 249.097748][ T41] copygc_wait_at:0 [ 249.097754][ T41] Currently waiting for:0 B [ 249.097760][ T41] Currently waiting since:644 KiB [ 249.097765][ T41] Currently calculated wait:0 B [ 249.097771][ T41] [ 249.097776][ T41] Journal debug: [ 249.097782][ T41] flags: replay_done,running,need_flush_write [ 249.097789][ T41] dirty journal entries: 0/32768 [ 249.097794][ T41] seq: 8 [ 249.097800][ T41] seq_ondisk: 8 [ 249.097806][ T41] last_seq: 9 [ 249.097812][ T41] last_seq_ondisk: 9 [ 249.097818][ T41] flushed_seq_ondisk: 8 [ 249.097824][ T41] watermark: stripe [ 249.097831][ T41] each entry reserved: 321 [ 249.097836][ T41] nr flush writes: 0 [ 249.097842][ T41] nr noflush writes: 0 [ 249.097847][ T41] average write size: 0 B [ 249.097854][ T41] nr direct reclaim: 0 [ 249.097859][ T41] nr background reclaim: 0 [ 249.097865][ T41] reclaim kicked: 0 [ 249.097871][ T41] reclaim runs in: 0 ms [ 249.097877][ T41] blocked: 0 [ 249.097883][ T41] current entry sectors: 0 [ 249.097888][ T41] current entry error: insufficient_devices [ 249.097895][ T41] current entry: closed [ 249.097901][ T41] unwritten entries: [ 249.097914][ T41] last buf closed [ 249.097919][ T41] space: [ 249.097925][ T41] discarded 0:0 [ 249.097930][ T41] clean ondisk 0:0 [ 249.097936][ T41] clean 0:0 [ 249.097942][ T41] total 0:0 [ 249.097948][ T41] dev 0: [ 249.097953][ T41] nr 8 [ 249.097959][ T41] bucket size 256 [ 249.097965][ T41] available 6:256 [ 249.097970][ T41] discard_idx 0 [ 249.097976][ T41] dirty_ondisk 0 (seq 0) [ 249.097982][ T41] dirty_idx 0 (seq 0) [ 249.097988][ T41] cur_idx 0 (seq 0) [ 249.097994][ T41] [ 382.207128][ T25] INFO: task syz-executor101:5327 blocked for more than 143 seconds. [ 382.210238][ T25] Not tainted 6.12.0-rc5-syzkaller-00181-g6c52d4da1c74 #0 [ 382.214064][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 382.227605][ T25] task:syz-executor101 state:D stack:23072 pid:5327 tgid:5327 ppid:5325 flags:0x00004002 [ 382.231387][ T25] Call Trace: [ 382.232749][ T25] [ 382.234052][ T25] __schedule+0x18af/0x4bd0 [ 382.235887][ T25] ? __pfx___schedule+0x10/0x10 [ 382.247240][ T25] ? __pfx_lock_release+0x10/0x10 [ 382.249022][ T25] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 382.251203][ T25] ? schedule+0x90/0x320 [ 382.252749][ T25] schedule+0x14b/0x320 [ 382.254313][ T25] wb_wait_for_completion+0x166/0x290 [ 382.256325][ T25] ? __pfx_wb_wait_for_completion+0x10/0x10 [ 382.277080][ T25] ? __pfx_autoremove_wake_function+0x10/0x10 [ 382.279421][ T25] ? call_rcu+0x731/0xa70 [ 382.281135][ T25] ? lockdep_hardirqs_on+0x99/0x150 [ 382.283162][ T25] __writeback_inodes_sb_nr+0x2d2/0x380 [ 382.285268][ T25] ? __pfx___writeback_inodes_sb_nr+0x10/0x10 [ 382.296905][ T25] ? do_raw_spin_unlock+0x58/0x8b0 [ 382.298935][ T25] ? get_nr_dirty_inodes+0x1b7/0x200 [ 382.300874][ T25] sync_filesystem+0xa4/0x230 [ 382.302529][ T25] generic_shutdown_super+0x72/0x2d0 [ 382.304526][ T25] bch2_kill_sb+0x41/0x50 [ 382.306194][ T25] deactivate_locked_super+0xc4/0x130 [ 382.316906][ T25] cleanup_mnt+0x41f/0x4b0 [ 382.318588][ T25] ? lockdep_hardirqs_on+0x99/0x150 [ 382.320576][ T25] task_work_run+0x24f/0x310 [ 382.322337][ T25] ? __pfx_task_work_run+0x10/0x10 [ 382.324232][ T25] ? __x64_sys_umount+0x123/0x170 [ 382.326109][ T25] ? syscall_exit_to_user_mode+0xa3/0x370 [ 382.346876][ T25] syscall_exit_to_user_mode+0x168/0x370 [ 382.349066][ T25] do_syscall_64+0x100/0x230 [ 382.350694][ T25] ? clear_bhb_loop+0x35/0x90 [ 382.352278][ T25] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 382.354545][ T25] RIP: 0033:0x7f3c2faf0677 [ 382.356219][ T25] RSP: 002b:00007ffc51f5dc88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 382.366916][ T25] RAX: 0000000000000000 RBX: 00000000000353eb RCX: 00007f3c2faf0677 [ 382.369957][ T25] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc51f5dd40 [ 382.372989][ T25] RBP: 00007ffc51f5dd40 R08: 0000000000000000 R09: 0000000000000000 [ 382.375845][ T25] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffc51f5eda0 [ 382.397051][ T25] R13: 000055556d96e6c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 382.400167][ T25] [ 382.401406][ T25] [ 382.401406][ T25] Showing all locks held in the system: [ 382.404375][ T25] 2 locks held by kworker/u4:0/11: [ 382.406656][ T25] #0: ffff88801ac79148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 [ 382.417430][ T25] #1: ffff88801fc28948 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x41d/0x7a0 [ 382.421687][ T25] 1 lock held by khungtaskd/25: [ 382.423601][ T25] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 382.446875][ T25] 2 locks held by kworker/u4:3/41: [ 382.448856][ T25] #0: ffff88801c76d148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1850 [ 382.453089][ T25] #1: ffffc900005bfd00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1850 [ 382.467202][ T25] 2 locks held by getty/5109: [ 382.468926][ T25] #0: ffff88801fb110a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 382.472579][ T25] #1: ffffc9000039b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a6/0x1e00 [ 382.486873][ T25] 1 lock held by syz-executor101/5327: [ 382.489057][ T25] #0: ffff8880405b60e0 (&type->s_umount_key#43){+.+.}-{3:3}, at: deactivate_super+0xb5/0xf0 [ 382.492760][ T25] 2 locks held by bch-copygc/loop/5339: [ 382.494936][ T25] [ 382.496049][ T25] ============================================= [ 382.496049][ T25] [ 382.507328][ T25] NMI backtrace for cpu 0 [ 382.509061][ T25] CPU: 0 UID: 0 PID: 25 Comm: khungtaskd Not tainted 6.12.0-rc5-syzkaller-00181-g6c52d4da1c74 #0 [ 382.513014][ T25] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 382.516880][ T25] Call Trace: [ 382.518206][ T25] [ 382.519300][ T25] dump_stack_lvl+0x241/0x360 [ 382.521083][ T25] ? __pfx_dump_stack_lvl+0x10/0x10 [ 382.523009][ T25] ? __pfx__printk+0x10/0x10 [ 382.524755][ T25] nmi_cpu_backtrace+0x49c/0x4d0 [ 382.526583][ T25] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 382.528613][ T25] ? _printk+0xd5/0x120 [ 382.530247][ T25] ? __pfx__printk+0x10/0x10 [ 382.532042][ T25] ? __wake_up_klogd+0xcc/0x110 [ 382.533931][ T25] ? __pfx__printk+0x10/0x10 [ 382.535674][ T25] ? __rcu_read_unlock+0xa1/0x110 [ 382.537449][ T25] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 382.539707][ T25] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 382.541889][ T25] watchdog+0xff4/0x1040 [ 382.543459][ T25] ? watchdog+0x1ea/0x1040 [ 382.545036][ T25] ? __pfx_watchdog+0x10/0x10 [ 382.546546][ T25] kthread+0x2f0/0x390 [ 382.548083][ T25] ? __pfx_watchdog+0x10/0x10 [ 382.549846][ T25] ? __pfx_kthread+0x10/0x10 [ 382.551542][ T25] ret_from_fork+0x4b/0x80 [ 382.553247][ T25] ? __pfx_kthread+0x10/0x10 [ 382.554865][ T25] ret_from_fork_asm+0x1a/0x30 [ 382.556594][ T25] [ 382.616873][ T25] Kernel panic - not syncing: hung_task: blocked tasks [ 382.619343][ T25] CPU: 0 UID: 0 PID: 25 Comm: khungtaskd Not tainted 6.12.0-rc5-syzkaller-00181-g6c52d4da1c74 #0 [ 382.623155][ T25] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 382.627046][ T25] Call Trace: [ 382.628288][ T25] [ 382.629380][ T25] dump_stack_lvl+0x241/0x360 [ 382.631168][ T25] ? __pfx_dump_stack_lvl+0x10/0x10 [ 382.633040][ T25] ? __pfx__printk+0x10/0x10 [ 382.634739][ T25] ? nmi_cpu_backtrace+0x42e/0x4d0 [ 382.636551][ T25] ? vscnprintf+0x5d/0x90 [ 382.638115][ T25] panic+0x349/0x880 [ 382.639529][ T25] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 382.641774][ T25] ? __pfx_panic+0x10/0x10 [ 382.643416][ T25] ? tick_nohz_tick_stopped+0x82/0xb0 [ 382.645319][ T25] ? __irq_work_queue_local+0x137/0x410 [ 382.647318][ T25] ? preempt_schedule_thunk+0x1a/0x30 [ 382.649301][ T25] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 382.651617][ T25] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 382.653928][ T25] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 382.656222][ T25] watchdog+0x1033/0x1040 [ 382.657846][ T25] ? watchdog+0x1ea/0x1040 [ 382.659511][ T25] ? __pfx_watchdog+0x10/0x10 [ 382.661289][ T25] kthread+0x2f0/0x390 [ 382.662851][ T25] ? __pfx_watchdog+0x10/0x10 [ 382.664627][ T25] ? __pfx_kthread+0x10/0x10 [ 382.666412][ T25] ret_from_fork+0x4b/0x80 [ 382.668113][ T25] ? __pfx_kthread+0x10/0x10 [ 382.669920][ T25] ret_from_fork_asm+0x1a/0x30 [ 382.671816][ T25] [ 382.673156][ T25] Kernel Offset: disabled [ 382.674656][ T25] Rebooting in 86400 seconds.. VM DIAGNOSIS: 02:43:13 Registers: info registers vcpu 0 CPU#0 RAX=0000000000000030 RBX=ffffffff9a718ec0 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc900004bf770 R8 =ffffffff854ab6eb R9 =1ffff11003d88046 R10=dffffc0000000000 R11=ffffffff854ab6a0 R12=dffffc0000000000 R13=ffffffff9a413f20 R14=0000000000000030 R15=00000000000003f8 RIP=ffffffff854ab71e RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000560bd36fc600 CR3=000000000e734000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=0000000004040003 Opmask01=0000000000000000 Opmask02=000000000fffffff Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 20ac11472a35aaa7 fc66bd73316929e1 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 74b71cc0759ed9a8 d6fa0c6a43371ea2 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 d8c7b604feb8c2c1 18f2f62117fe0525 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 e99758ba215d4914 5c84e600036593f6 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000280 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000040 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 d3d0f1fcbb92570f 7c295a5665b6d643 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 d2faf2604a651c61 a485a5f3cf3124c2 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 c9583c31124f8b31 95014091d71711f1 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 f56cb6651680c712 bbd06c56f7cb6245 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 9bd6ed8a7264a96b 2d73ee92aa479248 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 031f53531a01bf6c e94e63f6ccffee6a ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 a54ff53a3c6ef372 bb67ae856a09e667 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 5be0cd191f83d9ab 9b05688c510e527f ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6f73616500000004 0000002300000000 0000000000000000 0000000000000000 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4a56444057001346 4c51445156004050 4050545f494a5751 4b4a46051f560000 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000911 0000000000000000 306572673670692f 74656e2f6c617574 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000041 0000000000000000 00306e6170772f74 656e2f307968702f ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 0000560b80fe9233 73656d5f70636864 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 725f0f901fc5d661 72610fef7bebf37f 6567777bf3ffffff 7f7f7d7f75777965 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 652064656d726f66 6c616d203a757a25 2f64252e64252073 25203a7325007325 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 0000000000000031 0000726565666965 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000021 0000000000000000 0000000000000031 00006d5f65636864 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbfbfbfbfbfbfbf bfbf2b313423342c ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 262821df2e2e33df 3228df3232202b22 df312e232d2435bf 2324353124322431 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4141414141414141 4141414141414141 4141414141414141 4141414141414141 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a 1a1a1a1a1a1a1a1a ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020202020 2020202020202020 2020202020202020 2020202020202020