[ 65.658359][ T5295] sshd (5295) used greatest stack depth: 18896 bytes left
Warning: Permanently added '[localhost]:62969' (ED25519) to the list of known hosts.
executing program
[ 69.741613][ T5310] loop0: detected capacity change from 0 to 32768
[ 69.783771][ T5310] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 69.787345][ T5310] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 69.803692][ T5310] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 69.809403][ T8] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 69.812082][ T8] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 69.845790][ T8] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms
[ 69.852467][ T8] gfs2: fsid=syz:syz.0: jid=0: Done
[ 69.854879][ T5310] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 70.021635][ T5310] syz-executor164[5310]: segfault at 0 ip 00007fe20b1faa80 sp 00007ffe2b0494f8 error 4 in syz-executor1645811107[3ba80,7fe20b1c8000+7f000] likely on CPU 0 (core 0, socket 0)
[ 70.029188][ T5310] Code: 66 2e 0f 1f 84 00 00 00 00 00 48 85 f6 74 35 49 89 f0 89 f8 62 a1 fd 00 ef c0 25 ff 0f 00 00 3d e0 0f 00 00 0f 87 60 02 00 00 <62> f3 7d 20 3f 07 00 c5 fb 93 c0 48 83 fe 20 76 0f 85 c0 74 6b f3
[ 70.128521][ T5310] ------------[ cut here ]------------
[ 70.130657][ T5310] WARNING: CPU: 0 PID: 5310 at include/linux/backing-dev.h:254 __folio_mark_dirty+0x907/0xed0
[ 70.134338][ T5310] Modules linked in:
[ 70.136377][ T5310] CPU: 0 UID: 0 PID: 5310 Comm: syz-executor164 Not tainted 6.12.0-rc7-syzkaller-00125-gcfaaa7d010d1 #0
[ 70.141138][ T5310] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 70.145263][ T5310] RIP: 0010:__folio_mark_dirty+0x907/0xed0
[ 70.147687][ T5310] Code: f9 ff ff e8 8b bf c4 ff 4c 89 f7 48 8b 34 24 e8 2f 0e 38 00 eb 87 e8 78 bf c4 ff 90 0f 0b 90 e9 45 ff ff ff e8 6a bf c4 ff 90 <0f> 0b 90 e9 40 fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 07 f9
[ 70.154939][ T5310] RSP: 0018:ffffc9000d05f5f0 EFLAGS: 00010093
[ 70.157176][ T5310] RAX: ffffffff81d02aa6 RBX: 0000000000000000 RCX: ffff88800095c880
[ 70.160169][ T5310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 70.163119][ T5310] RBP: ffff888031ce4cf8 R08: ffffffff81d025e2 R09: 1ffff1100639c99f
[ 70.166097][ T5310] R10: dffffc0000000000 R11: ffffed100639c9a0 R12: 0000000000000001
[ 70.168846][ T5310] R13: ffff888031ce4b88 R14: ffffea00010142c0 R15: 1ffff1100639c99f
[ 70.171531][ T5310] FS: 0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
[ 70.174732][ T5310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.177169][ T5310] CR2: 0000000000000000 CR3: 000000000e734000 CR4: 0000000000352ef0
[ 70.180109][ T5310] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 70.183229][ T5310] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 70.186209][ T5310] Call Trace:
[ 70.187310][ T5310]
[ 70.188327][ T5310] ? __warn+0x168/0x4e0
[ 70.189825][ T5310] ? __folio_mark_dirty+0x907/0xed0
[ 70.191859][ T5310] ? report_bug+0x2b3/0x500
[ 70.193616][ T5310] ? __folio_mark_dirty+0x907/0xed0
[ 70.195596][ T5310] ? handle_bug+0x60/0x90
[ 70.197257][ T5310] ? exc_invalid_op+0x1a/0x50
[ 70.199049][ T5310] ? asm_exc_invalid_op+0x1a/0x20
[ 70.200945][ T5310] ? __folio_mark_dirty+0x442/0xed0
[ 70.202983][ T5310] ? __folio_mark_dirty+0x906/0xed0
[ 70.204934][ T5310] ? __folio_mark_dirty+0x907/0xed0
[ 70.206947][ T5310] ? log_flush_wait+0x226/0x2b0
[ 70.208836][ T5310] mark_buffer_dirty+0x2a4/0x520
[ 70.210711][ T5310] gfs2_unpin+0x129/0xa60
[ 70.212397][ T5310] buf_lo_after_commit+0x14f/0x1a0
[ 70.214391][ T5310] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 70.216536][ T5310] gfs2_log_flush+0x118d/0x2610
[ 70.218450][ T5310] ? __pfx_gfs2_log_flush+0x10/0x10
[ 70.220316][ T5310] ? __pfx_call_rcu+0x10/0x10
[ 70.221993][ T5310] gfs2_kill_sb+0x5b/0x350
[ 70.223640][ T5310] ? shrinker_free+0x2ca/0x3d0
[ 70.225455][ T5310] deactivate_locked_super+0xc4/0x130
[ 70.227459][ T5310] cleanup_mnt+0x41f/0x4b0
[ 70.229126][ T5310] ? lockdep_hardirqs_on+0x99/0x150
[ 70.231173][ T5310] task_work_run+0x24f/0x310
[ 70.233062][ T5310] ? kasan_quarantine_put+0xdc/0x230
[ 70.235060][ T5310] ? __pfx_task_work_run+0x10/0x10
[ 70.236977][ T5310] ? do_exit+0xa2a/0x28e0
[ 70.238630][ T5310] ? kmem_cache_free+0x1a2/0x420
[ 70.240426][ T5310] ? do_exit+0xa2a/0x28e0
[ 70.242039][ T5310] do_exit+0xa2f/0x28e0
[ 70.243565][ T5310] ? __pfx_do_exit+0x10/0x10
[ 70.245591][ T5310] ? proc_coredump_connector+0x1e8/0x750
[ 70.248199][ T5310] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 70.251003][ T5310] do_group_exit+0x207/0x2c0
[ 70.252973][ T5310] ? _raw_spin_unlock_irq+0x23/0x50
[ 70.254973][ T5310] ? lockdep_hardirqs_on+0x99/0x150
[ 70.256957][ T5310] get_signal+0x16a3/0x1740
[ 70.258757][ T5310] ? __pfx_get_signal+0x10/0x10
[ 70.260603][ T5310] ? __pfx_force_sig_fault+0x10/0x10
[ 70.262659][ T5310] arch_do_signal_or_restart+0x96/0x860
[ 70.264689][ T5310] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 70.267104][ T5310] ? irqentry_exit_to_user_mode+0x53/0x280
[ 70.269215][ T5310] irqentry_exit_to_user_mode+0x79/0x280
[ 70.271349][ T5310] exc_page_fault+0x590/0x8c0
[ 70.273106][ T5310] asm_exc_page_fault+0x26/0x30
[ 70.275073][ T5310] RIP: 0033:0x7fe20b1faa80
[ 70.276746][ T5310] Code: Unable to access opcode bytes at 0x7fe20b1faa56.
[ 70.279336][ T5310] RSP: 002b:00007ffe2b0494f8 EFLAGS: 00010283
[ 70.281905][ T5310] RAX: 0000000000000000 RBX: 0030656c69662f2e RCX: 0000000000000000
[ 70.284891][ T5310] RDX: 00007ffe2b049520 RSI: 000000000000000f RDI: 0000000000000000
[ 70.287840][ T5310] RBP: 0000000000000005 R08: 000000000000000f R09: 0000000000000006
[ 70.290812][ T5310] R10: 0000000000000006 R11: 0000000000000286 R12: 00007fe20b28443c
[ 70.293864][ T5310] R13: 00007fe20b2470c9 R14: 0000000000000001 R15: 0000000000000001
[ 70.296672][ T5310]
[ 70.297897][ T5310] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 70.300585][ T5310] CPU: 0 UID: 0 PID: 5310 Comm: syz-executor164 Not tainted 6.12.0-rc7-syzkaller-00125-gcfaaa7d010d1 #0
[ 70.304762][ T5310] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 70.308810][ T5310] Call Trace:
[ 70.310223][ T5310]
[ 70.311381][ T5310] dump_stack_lvl+0x241/0x360
[ 70.313170][ T5310] ? __pfx_dump_stack_lvl+0x10/0x10
[ 70.315093][ T5310] ? __pfx__printk+0x10/0x10
[ 70.316795][ T5310] ? _printk+0xd5/0x120
[ 70.318334][ T5310] ? __init_begin+0x41000/0x41000
[ 70.320238][ T5310] ? vscnprintf+0x5d/0x90
[ 70.321803][ T5310] panic+0x349/0x880
[ 70.323263][ T5310] ? __warn+0x177/0x4e0
[ 70.325048][ T5310] ? __pfx_panic+0x10/0x10
[ 70.326750][ T5310] ? show_trace_log_lvl+0x3b2/0x410
[ 70.328680][ T5310] __warn+0x34b/0x4e0
[ 70.330247][ T5310] ? __folio_mark_dirty+0x907/0xed0
[ 70.332222][ T5310] report_bug+0x2b3/0x500
[ 70.333896][ T5310] ? __folio_mark_dirty+0x907/0xed0
[ 70.335744][ T5310] handle_bug+0x60/0x90
[ 70.337229][ T5310] exc_invalid_op+0x1a/0x50
[ 70.338965][ T5310] asm_exc_invalid_op+0x1a/0x20
[ 70.340746][ T5310] RIP: 0010:__folio_mark_dirty+0x907/0xed0
[ 70.342877][ T5310] Code: f9 ff ff e8 8b bf c4 ff 4c 89 f7 48 8b 34 24 e8 2f 0e 38 00 eb 87 e8 78 bf c4 ff 90 0f 0b 90 e9 45 ff ff ff e8 6a bf c4 ff 90 <0f> 0b 90 e9 40 fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 07 f9
[ 70.349920][ T5310] RSP: 0018:ffffc9000d05f5f0 EFLAGS: 00010093
[ 70.352242][ T5310] RAX: ffffffff81d02aa6 RBX: 0000000000000000 RCX: ffff88800095c880
[ 70.354828][ T5310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 70.357586][ T5310] RBP: ffff888031ce4cf8 R08: ffffffff81d025e2 R09: 1ffff1100639c99f
[ 70.360122][ T5310] R10: dffffc0000000000 R11: ffffed100639c9a0 R12: 0000000000000001
[ 70.362798][ T5310] R13: ffff888031ce4b88 R14: ffffea00010142c0 R15: 1ffff1100639c99f
[ 70.365502][ T5310] ? __folio_mark_dirty+0x442/0xed0
[ 70.367417][ T5310] ? __folio_mark_dirty+0x906/0xed0
[ 70.369365][ T5310] ? log_flush_wait+0x226/0x2b0
[ 70.371150][ T5310] mark_buffer_dirty+0x2a4/0x520
[ 70.373185][ T5310] gfs2_unpin+0x129/0xa60
[ 70.374865][ T5310] buf_lo_after_commit+0x14f/0x1a0
[ 70.376783][ T5310] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 70.378895][ T5310] gfs2_log_flush+0x118d/0x2610
[ 70.380824][ T5310] ? __pfx_gfs2_log_flush+0x10/0x10
[ 70.382787][ T5310] ? __pfx_call_rcu+0x10/0x10
[ 70.384593][ T5310] gfs2_kill_sb+0x5b/0x350
[ 70.386296][ T5310] ? shrinker_free+0x2ca/0x3d0
[ 70.388046][ T5310] deactivate_locked_super+0xc4/0x130
[ 70.390123][ T5310] cleanup_mnt+0x41f/0x4b0
[ 70.391835][ T5310] ? lockdep_hardirqs_on+0x99/0x150
[ 70.393776][ T5310] task_work_run+0x24f/0x310
[ 70.395519][ T5310] ? kasan_quarantine_put+0xdc/0x230
[ 70.397576][ T5310] ? __pfx_task_work_run+0x10/0x10
[ 70.399499][ T5310] ? do_exit+0xa2a/0x28e0
[ 70.401057][ T5310] ? kmem_cache_free+0x1a2/0x420
[ 70.402894][ T5310] ? do_exit+0xa2a/0x28e0
[ 70.404502][ T5310] do_exit+0xa2f/0x28e0
[ 70.406148][ T5310] ? __pfx_do_exit+0x10/0x10
[ 70.407945][ T5310] ? proc_coredump_connector+0x1e8/0x750
[ 70.410110][ T5310] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 70.412465][ T5310] do_group_exit+0x207/0x2c0
[ 70.414132][ T5310] ? _raw_spin_unlock_irq+0x23/0x50
[ 70.416082][ T5310] ? lockdep_hardirqs_on+0x99/0x150
[ 70.418063][ T5310] get_signal+0x16a3/0x1740
[ 70.419830][ T5310] ? __pfx_get_signal+0x10/0x10
[ 70.421669][ T5310] ? __pfx_force_sig_fault+0x10/0x10
[ 70.423672][ T5310] arch_do_signal_or_restart+0x96/0x860
[ 70.425756][ T5310] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 70.428040][ T5310] ? irqentry_exit_to_user_mode+0x53/0x280
[ 70.430185][ T5310] irqentry_exit_to_user_mode+0x79/0x280
[ 70.432217][ T5310] exc_page_fault+0x590/0x8c0
[ 70.433953][ T5310] asm_exc_page_fault+0x26/0x30
[ 70.435716][ T5310] RIP: 0033:0x7fe20b1faa80
[ 70.437438][ T5310] Code: Unable to access opcode bytes at 0x7fe20b1faa56.
[ 70.440099][ T5310] RSP: 002b:00007ffe2b0494f8 EFLAGS: 00010283
[ 70.442263][ T5310] RAX: 0000000000000000 RBX: 0030656c69662f2e RCX: 0000000000000000
[ 70.445037][ T5310] RDX: 00007ffe2b049520 RSI: 000000000000000f RDI: 0000000000000000
[ 70.447942][ T5310] RBP: 0000000000000005 R08: 000000000000000f R09: 0000000000000006
[ 70.450843][ T5310] R10: 0000000000000006 R11: 0000000000000286 R12: 00007fe20b28443c
[ 70.453742][ T5310] R13: 00007fe20b2470c9 R14: 0000000000000001 R15: 0000000000000001
[ 70.456676][ T5310]
[ 70.458180][ T5310] Kernel Offset: disabled
[ 70.459961][ T5310] Rebooting in 86400 seconds..
VM DIAGNOSIS:
07:45:39 Registers:
info registers vcpu 0
CPU#0
RAX=1ffffffff34e3905 RBX=ffffffff9a71cee0 RCX=0000000000000000 RDX=00000000000003f9
RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc9000d05ed18
R8 =ffffffff854b4886 R9 =fffff52001a0bd84 R10=dffffc0000000000 R11=ffffffff854b4840
R12=dffffc0000000000 R13=1ffff92001a0bdc0 R14=00000000000003f9 R15=dffffc0000000000
RIP=ffffffff854b48b6 RFL=00000006 [-----P-] 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=0000000000000000 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=0000000000098001 Opmask01=0000000000000402 Opmask02=0000000000260006 Opmask03=0000000000000000
Opmask04=00000000ffffffff Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000bac2fd7b 000000006b749fb2
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0cfbb119ef27c228
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffffffff0000
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000
ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
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 0000000000000000 0000000000000000
ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0a0a0a0a0a0a0a0a 0a0a0a0a0a0a0a0a 0a0a0a0a0a0a0a0a 0a0a0a0a0a0a0a0a
ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 37382e3232202020 5b3e373c00737300 002e2e2e6c616e72 756f6a2074612000
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3732243232202020 5134373600737300 0024242466616472 7565602074612000
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020333138 2020202032322020 203837372e003220 20202f3e373c002f
ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2020202020203134 2020002032000020 2024313220002020 20202f342000002f
ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2438382a2a2a5134 3d360a79790a0a24 2424666b64787f65 602a7e6b2a0a0039
ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2a2a2a2a2a573b5e 2a2a2a2a51573b3c 32323d322438382a 2a2a51343d360a30
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