Warning: Permanently added '[localhost]:51584' (ED25519) to the list of known hosts.
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syzkaller login: [ 80.070683][ T5309] loop0: detected capacity change from 0 to 32768
[ 80.099062][ T5309] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 80.111900][ T5309] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 80.138056][ T5309] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms
[ 80.155547][ T10] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 80.159677][ T10] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 80.189073][ T10] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 29ms
[ 80.196562][ T10] gfs2: fsid=syz:syz.0: jid=0: Done
[ 80.199158][ T5309] gfs2: fsid=syz:syz.0: first mount done, others may mount
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[ 91.745442][ T790] cfg80211: failed to load regulatory.db
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[ 110.312424][ T5314] ------------[ cut here ]------------
[ 110.315068][ T5314] WARNING: CPU: 0 PID: 5314 at ./include/linux/backing-dev.h:255 __folio_mark_dirty+0xa4f/0xeb0
[ 110.319518][ T5314] Modules linked in:
[ 110.321731][ T5314] CPU: 0 UID: 0 PID: 5314 Comm: gfs2_logd/syz:s Not tainted 6.15.0-rc6-syzkaller-00278-g172a9d94339c #0 PREEMPT(full)
[ 110.327573][ T5314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 110.332054][ T5314] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0
[ 110.334587][ T5314] 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
[ 110.342560][ T5314] RSP: 0018:ffffc9000d2277e8 EFLAGS: 00010093
[ 110.345094][ T5314] RAX: ffffffff81f97d4e RBX: ffffea0001121180 RCX: ffff8880008d2440
[ 110.348326][ T5314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 110.351559][ T5314] RBP: 0000000000000001 R08: ffff88801c13ccff R09: 1ffff1100382799f
[ 110.354831][ T5314] R10: dffffc0000000000 R11: ffffed10038279a0 R12: ffff88801c13cb88
[ 110.358216][ T5314] R13: 1ffff1100382799f R14: 0000000000000000 R15: ffff88801c13ccf8
[ 110.361491][ T5314] FS: 0000000000000000(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000
[ 110.365239][ T5314] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 110.368071][ T5314] CR2: 00007f630bbff000 CR3: 0000000043622000 CR4: 0000000000352ef0
[ 110.371312][ T5314] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 110.374819][ T5314] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 110.378772][ T5314] Call Trace:
[ 110.380596][ T5314]
[ 110.382110][ T5314] mark_buffer_dirty+0x271/0x410
[ 110.384724][ T5314] gfs2_unpin+0x125/0x9c0
[ 110.386617][ T5314] ? log_pull_tail+0x7f/0x380
[ 110.388692][ T5314] buf_lo_after_commit+0x15e/0x1b0
[ 110.390856][ T5314] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 110.393293][ T5314] gfs2_log_flush+0x10a2/0x24c0
[ 110.395373][ T5314] ? __pfx_gfs2_log_flush+0x10/0x10
[ 110.397641][ T5314] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 110.400412][ T5314] gfs2_logd+0x2f8/0x1360
[ 110.402404][ T5314] ? __pfx_gfs2_logd+0x10/0x10
[ 110.404324][ T5314] ? trace_sched_exit_tp+0x38/0x120
[ 110.406297][ T5314] ? __schedule+0x1700/0x4cd0
[ 110.408065][ T5314] ? __lock_acquire+0xaac/0xd20
[ 110.409859][ T5314] ? do_raw_spin_lock+0x121/0x290
[ 110.412006][ T5314] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 110.414492][ T5314] ? lockdep_hardirqs_on+0x9c/0x150
[ 110.416761][ T5314] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 110.419227][ T5314] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 110.421855][ T5314] ? __pfx_autoremove_wake_function+0x10/0x10
[ 110.424481][ T5314] ? __kthread_parkme+0x7b/0x200
[ 110.426591][ T5314] ? __kthread_parkme+0x1a1/0x200
[ 110.428764][ T5314] kthread+0x711/0x8a0
[ 110.430480][ T5314] ? __pfx_gfs2_logd+0x10/0x10
[ 110.432557][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.434546][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.436435][ T5314] ? _raw_spin_unlock_irq+0x23/0x50
[ 110.438859][ T5314] ? lockdep_hardirqs_on+0x9c/0x150
[ 110.441104][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.443072][ T5314] ret_from_fork+0x4b/0x80
[ 110.445051][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.447010][ T5314] ret_from_fork_asm+0x1a/0x30
[ 110.449022][ T5314]
[ 110.450376][ T5314] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 110.453473][ T5314] CPU: 0 UID: 0 PID: 5314 Comm: gfs2_logd/syz:s Not tainted 6.15.0-rc6-syzkaller-00278-g172a9d94339c #0 PREEMPT(full)
[ 110.458577][ T5314] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 110.462979][ T5314] Call Trace:
[ 110.464371][ T5314]
[ 110.465699][ T5314] dump_stack_lvl+0x99/0x250
[ 110.467768][ T5314] ? __asan_memcpy+0x40/0x70
[ 110.469781][ T5314] ? __pfx_dump_stack_lvl+0x10/0x10
[ 110.472108][ T5314] ? __pfx__printk+0x10/0x10
[ 110.474194][ T5314] panic+0x2db/0x790
[ 110.475918][ T5314] ? __pfx_panic+0x10/0x10
[ 110.477920][ T5314] ? show_trace_log_lvl+0x4fb/0x550
[ 110.480174][ T5314] ? ret_from_fork_asm+0x1a/0x30
[ 110.482282][ T5314] __warn+0x31b/0x4b0
[ 110.484085][ T5314] ? __folio_mark_dirty+0xa4f/0xeb0
[ 110.486313][ T5314] ? __folio_mark_dirty+0xa4f/0xeb0
[ 110.488525][ T5314] report_bug+0x2be/0x4f0
[ 110.490485][ T5314] ? __folio_mark_dirty+0xa4f/0xeb0
[ 110.492775][ T5314] ? __folio_mark_dirty+0xa4f/0xeb0
[ 110.494973][ T5314] ? __folio_mark_dirty+0xa51/0xeb0
[ 110.497227][ T5314] handle_bug+0x84/0x160
[ 110.499030][ T5314] exc_invalid_op+0x1a/0x50
[ 110.500942][ T5314] asm_exc_invalid_op+0x1a/0x20
[ 110.503134][ T5314] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0
[ 110.505704][ T5314] 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
[ 110.513910][ T5314] RSP: 0018:ffffc9000d2277e8 EFLAGS: 00010093
[ 110.516527][ T5314] RAX: ffffffff81f97d4e RBX: ffffea0001121180 RCX: ffff8880008d2440
[ 110.519774][ T5314] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 110.523048][ T5314] RBP: 0000000000000001 R08: ffff88801c13ccff R09: 1ffff1100382799f
[ 110.526296][ T5314] R10: dffffc0000000000 R11: ffffed10038279a0 R12: ffff88801c13cb88
[ 110.529572][ T5314] R13: 1ffff1100382799f R14: 0000000000000000 R15: ffff88801c13ccf8
[ 110.532892][ T5314] ? __folio_mark_dirty+0xa4e/0xeb0
[ 110.535114][ T5314] ? __folio_mark_dirty+0xa4e/0xeb0
[ 110.537295][ T5314] mark_buffer_dirty+0x271/0x410
[ 110.539332][ T5314] gfs2_unpin+0x125/0x9c0
[ 110.541192][ T5314] ? log_pull_tail+0x7f/0x380
[ 110.543059][ T5314] buf_lo_after_commit+0x15e/0x1b0
[ 110.545195][ T5314] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 110.547569][ T5314] gfs2_log_flush+0x10a2/0x24c0
[ 110.549680][ T5314] ? __pfx_gfs2_log_flush+0x10/0x10
[ 110.551929][ T5314] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 110.554701][ T5314] gfs2_logd+0x2f8/0x1360
[ 110.556606][ T5314] ? __pfx_gfs2_logd+0x10/0x10
[ 110.558609][ T5314] ? trace_sched_exit_tp+0x38/0x120
[ 110.560791][ T5314] ? __schedule+0x1700/0x4cd0
[ 110.562804][ T5314] ? __lock_acquire+0xaac/0xd20
[ 110.564856][ T5314] ? do_raw_spin_lock+0x121/0x290
[ 110.567002][ T5314] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 110.569505][ T5314] ? lockdep_hardirqs_on+0x9c/0x150
[ 110.571686][ T5314] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 110.574068][ T5314] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 110.576638][ T5314] ? __pfx_autoremove_wake_function+0x10/0x10
[ 110.579147][ T5314] ? __kthread_parkme+0x7b/0x200
[ 110.581189][ T5314] ? __kthread_parkme+0x1a1/0x200
[ 110.583407][ T5314] kthread+0x711/0x8a0
[ 110.585155][ T5314] ? __pfx_gfs2_logd+0x10/0x10
[ 110.587208][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.589176][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.591212][ T5314] ? _raw_spin_unlock_irq+0x23/0x50
[ 110.593357][ T5314] ? lockdep_hardirqs_on+0x9c/0x150
[ 110.595601][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.597608][ T5314] ret_from_fork+0x4b/0x80
[ 110.599489][ T5314] ? __pfx_kthread+0x10/0x10
[ 110.601534][ T5314] ret_from_fork_asm+0x1a/0x30
[ 110.603551][ T5314]
[ 110.605174][ T5314] Kernel Offset: disabled
[ 110.607088][ T5314] Rebooting in 86400 seconds..
VM DIAGNOSIS:
14:33:10 Registers:
info registers vcpu 0
CPU#0
RAX=0000000000000020 RBX=0000000000000020 RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000d226f90
R8 =ffff888000b28237 R9 =1ffff11000165046 R10=dffffc0000000000 R11=ffffffff853e17f0
R12=dffffc0000000000 R13=ffffffff99850c42 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=00007f630bbff000 CR3=0000000043622000 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=0000000000440401 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000009669c9df 000000007b3ff57a
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 1cfabf37baa87594
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f631311b9a4 00007f631312f240
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000e9000000 e400000002000002
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000009aa81f31 e9a0770dd43d97fc
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000001db710640 b4e5b025f7011641
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 2525252525252525 2525252525252525 2525252525252525 2525252525252525
ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 65723d73726f7272 6500747865003036 36396f7369007265 6c6c616b7a797300
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 40571856574a5757 4000515d40001513 131c4a564c005740 4949444e5f5c5600
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