Warning: Permanently added '[localhost]:63639' (ED25519) to the list of known hosts.
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syzkaller login: [ 80.526729][ T5307] loop0: detected capacity change from 0 to 32768
[ 80.559475][ T5307] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 80.563088][ T5307] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 80.605467][ T5307] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 80.613618][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 80.617504][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 80.653381][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms
[ 80.659216][ T9] gfs2: fsid=syz:syz.0: jid=0: Done
[ 80.662165][ T5307] gfs2: fsid=syz:syz.0: first mount done, others may mount
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[ 91.831118][ T10] cfg80211: failed to load regulatory.db
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[ 111.036482][ T5313] ------------[ cut here ]------------
[ 111.039157][ T5313] WARNING: CPU: 0 PID: 5313 at ./include/linux/backing-dev.h:255 __folio_mark_dirty+0xa4f/0xeb0
[ 111.043822][ T5313] Modules linked in:
[ 111.046025][ T5313] CPU: 0 UID: 0 PID: 5313 Comm: gfs2_logd/syz:s Not tainted 6.15.0-rc7-syzkaller-00002-gb36ddb9210e6 #0 PREEMPT(full)
[ 111.052747][ T5313] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 111.057696][ T5313] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0
[ 111.060282][ T5313] Code: 48 c7 c7 c0 3e 74 8b e8 4f d1 8a ff 90 0f 0b 90 90 e9 9e f7 ff ff e8 b0 74 c6 ff 90 0f 0b 90 e9 23 fe ff ff e8 a2 74 c6 ff 90 <0f> 0b 90 e9 3e fa ff ff 89 c2 80 e2 07 80 c2 03 38 ca 0f 8c b6 f7
[ 111.069015][ T5313] RSP: 0018:ffffc9000d58f7e8 EFLAGS: 00010093
[ 111.071761][ T5313] RAX: ffffffff81f97d2e RBX: ffffea00010083c0 RCX: ffff88801f45a440
[ 111.075349][ T5313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 111.078935][ T5313] RBP: 0000000000000001 R08: ffff8880320cccff R09: 1ffff1100641999f
[ 111.082576][ T5313] R10: dffffc0000000000 R11: ffffed10064199a0 R12: ffff8880320ccb88
[ 111.086229][ T5313] R13: 1ffff1100641999f R14: 0000000000000000 R15: ffff8880320cccf8
[ 111.089780][ T5313] FS: 0000000000000000(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000
[ 111.093830][ T5313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 111.096865][ T5313] CR2: 0000562302efc320 CR3: 000000003f214000 CR4: 0000000000352ef0
[ 111.100486][ T5313] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 111.104128][ T5313] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 111.107704][ T5313] Call Trace:
[ 111.109287][ T5313]
[ 111.110594][ T5313] mark_buffer_dirty+0x271/0x410
[ 111.112837][ T5313] gfs2_unpin+0x125/0x9c0
[ 111.114781][ T5313] ? log_pull_tail+0x7f/0x380
[ 111.117056][ T5313] buf_lo_after_commit+0x15e/0x1b0
[ 111.119233][ T5313] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 111.121637][ T5313] gfs2_log_flush+0x109f/0x24c0
[ 111.123738][ T5313] ? __pfx_gfs2_log_flush+0x10/0x10
[ 111.125911][ T5313] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 111.128575][ T5313] gfs2_logd+0x2f8/0x1360
[ 111.130441][ T5313] ? __pfx_gfs2_logd+0x10/0x10
[ 111.132448][ T5313] ? trace_sched_exit_tp+0x38/0x120
[ 111.134831][ T5313] ? __schedule+0x1700/0x4cd0
[ 111.136924][ T5313] ? __lock_acquire+0xaac/0xd20
[ 111.139060][ T5313] ? do_raw_spin_lock+0x121/0x290
[ 111.141278][ T5313] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 111.143811][ T5313] ? lockdep_hardirqs_on+0x9c/0x150
[ 111.146021][ T5313] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 111.148491][ T5313] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 111.151058][ T5313] ? __pfx_autoremove_wake_function+0x10/0x10
[ 111.153612][ T5313] ? __kthread_parkme+0x7b/0x200
[ 111.155666][ T5313] ? __kthread_parkme+0x1a1/0x200
[ 111.157862][ T5313] kthread+0x70e/0x8a0
[ 111.159782][ T5313] ? __pfx_gfs2_logd+0x10/0x10
[ 111.162022][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.164270][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.166425][ T5313] ? _raw_spin_unlock_irq+0x23/0x50
[ 111.168779][ T5313] ? lockdep_hardirqs_on+0x9c/0x150
[ 111.171027][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.173157][ T5313] ret_from_fork+0x4b/0x80
[ 111.175109][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.177127][ T5313] ret_from_fork_asm+0x1a/0x30
[ 111.179153][ T5313]
[ 111.180458][ T5313] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 111.183508][ T5313] CPU: 0 UID: 0 PID: 5313 Comm: gfs2_logd/syz:s Not tainted 6.15.0-rc7-syzkaller-00002-gb36ddb9210e6 #0 PREEMPT(full)
[ 111.188556][ T5313] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 111.193289][ T5313] Call Trace:
[ 111.194863][ T5313]
[ 111.196271][ T5313] dump_stack_lvl+0x99/0x250
[ 111.198409][ T5313] ? __asan_memcpy+0x40/0x70
[ 111.200527][ T5313] ? __pfx_dump_stack_lvl+0x10/0x10
[ 111.202791][ T5313] ? __pfx__printk+0x10/0x10
[ 111.204995][ T5313] panic+0x2db/0x790
[ 111.206822][ T5313] ? __pfx_panic+0x10/0x10
[ 111.208829][ T5313] ? show_trace_log_lvl+0x4fb/0x550
[ 111.211090][ T5313] ? ret_from_fork_asm+0x1a/0x30
[ 111.213428][ T5313] __warn+0x31b/0x4b0
[ 111.215191][ T5313] ? __folio_mark_dirty+0xa4f/0xeb0
[ 111.217621][ T5313] ? __folio_mark_dirty+0xa4f/0xeb0
[ 111.220069][ T5313] report_bug+0x2be/0x4f0
[ 111.222039][ T5313] ? __folio_mark_dirty+0xa4f/0xeb0
[ 111.224445][ T5313] ? __folio_mark_dirty+0xa4f/0xeb0
[ 111.226680][ T5313] ? __folio_mark_dirty+0xa51/0xeb0
[ 111.229035][ T5313] handle_bug+0x84/0x160
[ 111.230858][ T5313] exc_invalid_op+0x1a/0x50
[ 111.232934][ T5313] asm_exc_invalid_op+0x1a/0x20
[ 111.235187][ T5313] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0
[ 111.237809][ T5313] Code: 48 c7 c7 c0 3e 74 8b e8 4f d1 8a ff 90 0f 0b 90 90 e9 9e f7 ff ff e8 b0 74 c6 ff 90 0f 0b 90 e9 23 fe ff ff e8 a2 74 c6 ff 90 <0f> 0b 90 e9 3e fa ff ff 89 c2 80 e2 07 80 c2 03 38 ca 0f 8c b6 f7
[ 111.246009][ T5313] RSP: 0018:ffffc9000d58f7e8 EFLAGS: 00010093
[ 111.248667][ T5313] RAX: ffffffff81f97d2e RBX: ffffea00010083c0 RCX: ffff88801f45a440
[ 111.252140][ T5313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 111.255661][ T5313] RBP: 0000000000000001 R08: ffff8880320cccff R09: 1ffff1100641999f
[ 111.259122][ T5313] R10: dffffc0000000000 R11: ffffed10064199a0 R12: ffff8880320ccb88
[ 111.262536][ T5313] R13: 1ffff1100641999f R14: 0000000000000000 R15: ffff8880320cccf8
[ 111.265993][ T5313] ? __folio_mark_dirty+0xa4e/0xeb0
[ 111.268231][ T5313] ? __folio_mark_dirty+0xa4e/0xeb0
[ 111.270591][ T5313] mark_buffer_dirty+0x271/0x410
[ 111.272782][ T5313] gfs2_unpin+0x125/0x9c0
[ 111.274757][ T5313] ? log_pull_tail+0x7f/0x380
[ 111.276812][ T5313] buf_lo_after_commit+0x15e/0x1b0
[ 111.279045][ T5313] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 111.281576][ T5313] gfs2_log_flush+0x109f/0x24c0
[ 111.283788][ T5313] ? __pfx_gfs2_log_flush+0x10/0x10
[ 111.286072][ T5313] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 111.288851][ T5313] gfs2_logd+0x2f8/0x1360
[ 111.290738][ T5313] ? __pfx_gfs2_logd+0x10/0x10
[ 111.292832][ T5313] ? trace_sched_exit_tp+0x38/0x120
[ 111.295065][ T5313] ? __schedule+0x1700/0x4cd0
[ 111.297098][ T5313] ? __lock_acquire+0xaac/0xd20
[ 111.299177][ T5313] ? do_raw_spin_lock+0x121/0x290
[ 111.301433][ T5313] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 111.303931][ T5313] ? lockdep_hardirqs_on+0x9c/0x150
[ 111.306297][ T5313] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 111.308877][ T5313] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 111.311610][ T5313] ? __pfx_autoremove_wake_function+0x10/0x10
[ 111.314278][ T5313] ? __kthread_parkme+0x7b/0x200
[ 111.316432][ T5313] ? __kthread_parkme+0x1a1/0x200
[ 111.318636][ T5313] kthread+0x70e/0x8a0
[ 111.320497][ T5313] ? __pfx_gfs2_logd+0x10/0x10
[ 111.322743][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.325035][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.327028][ T5313] ? _raw_spin_unlock_irq+0x23/0x50
[ 111.329295][ T5313] ? lockdep_hardirqs_on+0x9c/0x150
[ 111.331537][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.333578][ T5313] ret_from_fork+0x4b/0x80
[ 111.335530][ T5313] ? __pfx_kthread+0x10/0x10
[ 111.337532][ T5313] ret_from_fork_asm+0x1a/0x30
[ 111.339625][ T5313]
[ 111.341286][ T5313] Kernel Offset: disabled
[ 111.343220][ T5313] Rebooting in 86400 seconds..
VM DIAGNOSIS:
11:53:16 Registers:
info registers vcpu 0
CPU#0
RAX=000000000000002e RBX=000000000000002e RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000d58ef90
R8 =ffff888000e08237 R9 =1ffff110001c1046 R10=dffffc0000000000 R11=ffffffff853e1870
R12=dffffc0000000000 R13=ffffffff99850c47 R14=ffffffff99b55c40 R15=0000000000000000
RIP=ffffffff853e18ec 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=0000562302efc320 CR3=000000003f214000 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=0000000040000000 Opmask01=0000000000000002 Opmask02=00000000ffff7fdf Opmask03=0000000000000000
Opmask04=00000000ffffffff Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000562302be5f20 000000000000153c
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000562302be5f20 000000000000153c
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000562302bf1a50
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000562302beb780
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00ff000000000000
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f9151752c80
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 0000562302beb780 0000562302bf1290 0000562302bfe9c0 0000562302bfc180
ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 005600051f40494c 43055c5155484005 424b4c55554c4e53 004057005b1a0f00
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000000016d1 0000000000000000 0000000000000062 642e79726f74616c
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 003a756b733a322e 392d3533712d6370 7276633a3174633a 554d45516e76633a
ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 322e392d3533712d 63707276703a2939 3030322c39484349 2b35335128435064
ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 7261646e6174536e 703a554d45516e76 733a302e3072623a 343130322f31302f
ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 343064623a312b32 316f70627e322d33 2e36312e312d6e61 696265642d332e36
ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 313731302c453631 302c353631302c34 3631302c33343130 2c323431302c3134
ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4f42490054544149 00240059535f4449 00655f61635f2400 4c24004c4544004d
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