syzkaller login: [ 91.855190][ T10] cfg80211: failed to load regulatory.db
Warning: Permanently added '[localhost]:29480' (ED25519) to the list of known hosts.
executing program
[ 191.675517][ T5339] loop0: detected capacity change from 0 to 32768
[ 191.689795][ T5339] bcachefs (/dev/loop0): error reading default superblock: checksum error, type none: got should be
[ 191.773631][ T5339] bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): Using encoding defined by superblock: utf8-12.1.0
[ 191.797197][ T5339] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,version_upgrade=none
[ 191.797197][ T5339] allowing incompatible features above 0.0: (unknown version)
[ 191.808949][ T5339] bcachefs (loop0): recovering from clean shutdown, journal seq 10
[ 191.823304][ T5339] bcachefs (loop0): accounting_read... done
[ 191.826751][ T5339] bcachefs (loop0): alloc_read... done
[ 191.829222][ T5339] bcachefs (loop0): snapshots_read... done
[ 434.886222][ T26] INFO: task syz-executor915:5339 blocked for more than 143 seconds.
[ 434.889621][ T26] Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #0
[ 434.893796][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 434.900153][ T26] task:syz-executor915 state:D stack:21192 pid:5339 tgid:5339 ppid:5337 task_flags:0x400140 flags:0x00004006
[ 434.905437][ T26] Call Trace:
[ 434.906898][ T26]
[ 434.908133][ T26] __schedule+0x16e2/0x4cd0
[ 434.910258][ T26] ? __kasan_slab_free+0x62/0x70
[ 434.912451][ T26] ? bch2_set_nr_journal_buckets_loop+0x1251/0x16d0
[ 434.918423][ T26] ? bch2_fs_journal_alloc+0x13d/0x280
[ 434.920832][ T26] ? bch2_run_recovery_pass+0xe2/0x1d0
[ 434.923313][ T26] ? bch2_fs_recovery+0x2399/0x37b0
[ 434.926027][ T26] ? bch2_fs_start+0x70b/0xae0
[ 434.928073][ T26] ? schedule+0x165/0x360
[ 434.929957][ T26] ? __pfx___schedule+0x10/0x10
[ 434.931986][ T26] ? schedule+0x91/0x360
[ 434.933878][ T26] schedule+0x165/0x360
[ 434.935986][ T26] ? __closure_sync+0x113/0x220
[ 434.938099][ T26] __closure_sync+0x163/0x220
[ 434.940149][ T26] ? lockdep_hardirqs_on+0x9c/0x150
[ 434.942521][ T26] ? __pfx___closure_sync+0x10/0x10
[ 434.944796][ T26] ? bch2_set_nr_journal_buckets_loop+0x1251/0x16d0
[ 434.948321][ T26] ? kfree+0x193/0x440
[ 434.950135][ T26] ? bch2_set_nr_journal_buckets_loop+0x476/0x16d0
[ 434.953009][ T26] bch2_set_nr_journal_buckets_loop+0x131d/0x16d0
[ 434.956213][ T26] ? __pfx_bch2_set_nr_journal_buckets_loop+0x10/0x10
[ 434.959156][ T26] ? __pfx_closure_sync_fn+0x10/0x10
[ 434.961535][ T26] ? bch2_get_next_online_dev+0x689/0x6b0
[ 434.964068][ T26] bch2_fs_journal_alloc+0x13d/0x280
[ 434.967076][ T26] bch2_run_recovery_pass+0xe2/0x1d0
[ 434.969425][ T26] bch2_run_recovery_passes+0x2a0/0xdb0
[ 434.971934][ T26] bch2_fs_recovery+0x2399/0x37b0
[ 434.974192][ T26] ? __pfx_bch2_fs_recovery+0x10/0x10
[ 434.976993][ T26] ? __lock_acquire+0xaac/0xd20
[ 434.979190][ T26] ? __lock_acquire+0xaac/0xd20
[ 434.981340][ T26] ? percpu_ref_put+0x1e/0x230
[ 434.983530][ T26] ? bch2_get_next_online_dev+0x2d/0x4d0
[ 434.987207][ T26] ? bch2_fs_start+0x65b/0xae0
[ 434.989797][ T26] ? up_write+0x1c4/0x420
[ 434.991766][ T26] bch2_fs_start+0x70b/0xae0
[ 434.993852][ T26] ? __pfx_bch2_fs_start+0x10/0x10
[ 434.996636][ T26] ? sget+0x28a/0x650
[ 434.998459][ T26] bch2_fs_get_tree+0xad7/0x13b0
[ 435.000552][ T26] ? __pfx_bch2_fs_get_tree+0x10/0x10
[ 435.003015][ T26] ? aa_get_newest_label+0xf7/0x5d0
[ 435.006260][ T26] ? vfs_parse_monolithic_sep+0x2e3/0x310
[ 435.008798][ T26] ? apparmor_capable+0x137/0x1b0
[ 435.011064][ T26] vfs_get_tree+0x8f/0x2b0
[ 435.013046][ T26] do_new_mount+0x24a/0xa40
[ 435.015642][ T26] __se_sys_mount+0x317/0x410
[ 435.017764][ T26] ? __pfx___se_sys_mount+0x10/0x10
[ 435.020035][ T26] ? do_syscall_64+0xba/0x210
[ 435.022102][ T26] ? __x64_sys_mount+0x20/0xc0
[ 435.024181][ T26] do_syscall_64+0xf6/0x210
[ 435.026845][ T26] ? clear_bhb_loop+0x60/0xb0
[ 435.028891][ T26] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 435.031512][ T26] RIP: 0033:0x7f841276812a
[ 435.033523][ T26] RSP: 002b:00007ffd4b6c22a8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 435.037646][ T26] RAX: ffffffffffffffda RBX: 00007ffd4b6c22c0 RCX: 00007f841276812a
[ 435.041063][ T26] RDX: 00002000000058c0 RSI: 00002000000018c0 RDI: 00007ffd4b6c22c0
[ 435.044471][ T26] RBP: 00002000000018c0 R08: 00007ffd4b6c2300 R09: 0000000000005901
[ 435.048439][ T26] R10: 0000000001000000 R11: 0000000000000282 R12: 00002000000058c0
[ 435.051564][ T26] R13: 00007ffd4b6c2300 R14: 0000000000000003 R15: 0000000001000000
[ 435.054727][ T26]
[ 435.056376][ T26]
[ 435.056376][ T26] Showing all locks held in the system:
[ 435.059440][ T26] 1 lock held by khungtaskd/26:
[ 435.061368][ T26] #0: ffffffff8df3dee0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 435.066161][ T26] 2 locks held by getty/5108:
[ 435.068273][ T26] #0: ffff88801fd910a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 435.072471][ T26] #1: ffffc900024d62f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
[ 435.077232][ T26]
[ 435.078330][ T26] =============================================
[ 435.078330][ T26]
[ 435.081987][ T26] NMI backtrace for cpu 0
[ 435.081997][ T26] CPU: 0 UID: 0 PID: 26 Comm: khungtaskd Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #0 PREEMPT(full)
[ 435.082011][ T26] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 435.082017][ T26] Call Trace:
[ 435.082024][ T26]
[ 435.082029][ T26] dump_stack_lvl+0x189/0x250
[ 435.082048][ T26] ? __wake_up_klogd+0xd9/0x110
[ 435.082065][ T26] ? __pfx_dump_stack_lvl+0x10/0x10
[ 435.082081][ T26] ? __pfx__printk+0x10/0x10
[ 435.082101][ T26] nmi_cpu_backtrace+0x39e/0x3d0
[ 435.082116][ T26] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 435.082126][ T26] ? _printk+0xcf/0x120
[ 435.082140][ T26] ? __pfx__printk+0x10/0x10
[ 435.082153][ T26] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 435.082167][ T26] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 435.082181][ T26] watchdog+0xfee/0x1030
[ 435.082197][ T26] ? watchdog+0x1de/0x1030
[ 435.082216][ T26] kthread+0x70e/0x8a0
[ 435.082233][ T26] ? __pfx_watchdog+0x10/0x10
[ 435.082247][ T26] ? __pfx_kthread+0x10/0x10
[ 435.082261][ T26] ? __pfx_kthread+0x10/0x10
[ 435.082273][ T26] ? _raw_spin_unlock_irq+0x23/0x50
[ 435.082285][ T26] ? lockdep_hardirqs_on+0x9c/0x150
[ 435.082299][ T26] ? __pfx_kthread+0x10/0x10
[ 435.082312][ T26] ret_from_fork+0x4b/0x80
[ 435.082323][ T26] ? __pfx_kthread+0x10/0x10
[ 435.082336][ T26] ret_from_fork_asm+0x1a/0x30
[ 435.082356][ T26]
[ 435.082363][ T26] Kernel panic - not syncing: hung_task: blocked tasks
[ 435.146906][ T26] CPU: 0 UID: 0 PID: 26 Comm: khungtaskd Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #0 PREEMPT(full)
[ 435.151876][ T26] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 435.156475][ T26] Call Trace:
[ 435.157958][ T26]
[ 435.159267][ T26] dump_stack_lvl+0x99/0x250
[ 435.161243][ T26] ? __asan_memcpy+0x40/0x70
[ 435.163098][ T26] ? __pfx_dump_stack_lvl+0x10/0x10
[ 435.165152][ T26] ? __pfx__printk+0x10/0x10
[ 435.166998][ T26] panic+0x2db/0x790
[ 435.168572][ T26] ? __pfx_panic+0x10/0x10
[ 435.170378][ T26] ? nmi_backtrace_stall_check+0x433/0x440
[ 435.172686][ T26] ? irq_work_queue+0xc3/0x140
[ 435.174584][ T26] watchdog+0x102d/0x1030
[ 435.176436][ T26] ? watchdog+0x1de/0x1030
[ 435.178456][ T26] kthread+0x70e/0x8a0
[ 435.180271][ T26] ? __pfx_watchdog+0x10/0x10
[ 435.182435][ T26] ? __pfx_kthread+0x10/0x10
[ 435.184468][ T26] ? __pfx_kthread+0x10/0x10
[ 435.186524][ T26] ? _raw_spin_unlock_irq+0x23/0x50
[ 435.188748][ T26] ? lockdep_hardirqs_on+0x9c/0x150
[ 435.190940][ T26] ? __pfx_kthread+0x10/0x10
[ 435.193061][ T26] ret_from_fork+0x4b/0x80
[ 435.195064][ T26] ? __pfx_kthread+0x10/0x10
[ 435.197074][ T26] ret_from_fork_asm+0x1a/0x30
[ 435.199217][ T26]
[ 435.200883][ T26] Kernel Offset: disabled
[ 435.202764][ T26] Rebooting in 86400 seconds..
VM DIAGNOSIS:
16:26:12 Registers:
info registers vcpu 0
CPU#0
RAX=000000000000002d RBX=000000000000002d RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc900004df770
R8 =ffff888000be0237 R9 =1ffff1100017c046 R10=dffffc0000000000 R11=ffffffff853e17f0
R12=dffffc0000000000 R13=ffffffff99850c70 R14=ffffffff99b55c40 R15=0000000000000000
RIP=ffffffff853e186c 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 ffff88808d6c2000 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=0000563a5568b168 CR3=000000000dd38000 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=0000000010444000 Opmask01=0000000000000001 Opmask02=00000000fffffbff Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 269cf143e99d56dc e9cc28a70e0608d2
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6b7aba067fc6f2f1 32a67c851e18600e
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 398fddf53ea0709e bc9be98c93409057
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 eed313044689c430 ec617b0c5ffda85f
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000000002c0
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000040
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 14852edfc65edc14 d7108159d68349c3
ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 8d189250bc03ccb4 4eedc8aad10f3b82
ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 e7a6c972861657aa 4481a1ffe7123089
ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6094f26273114cba 0b8f06ee1c1e7190
ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 72cb3f50326932e2 f77f2ecb077f3edc
ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00f0f8bd850aeb93 f38d03a6233a641b
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 0000000000000000 0000000000000000 0000000000000000 0000000000002e2e
ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000