Warning: Permanently added '[localhost]:10483' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 80.130239][ T5305] loop0: detected capacity change from 0 to 32768
[ 80.154203][ T5305] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 80.158410][ T5305] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 80.188211][ T5305] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms
[ 80.205107][ T58] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 80.208217][ T58] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 80.256986][ T58] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 48ms
[ 80.262495][ T58] gfs2: fsid=syz:syz.0: jid=0: Done
[ 80.265419][ T5305] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 80.375753][ T5305] gfs2: fsid=syz:syz.0: found 1 quota changes
[ 80.407922][ T5304] ------------[ cut here ]------------
[ 80.412080][ T5304] WARNING: CPU: 0 PID: 5304 at ./include/linux/backing-dev.h:255 __folio_mark_dirty+0xa4f/0xeb0
[ 80.418334][ T5304] Modules linked in:
[ 80.422155][ T5304] CPU: 0 UID: 0 PID: 5304 Comm: syz-executor155 Not tainted 6.15.0-rc7-syzkaller-00007-g4a95bc121ccd #0 PREEMPT(full)
[ 80.427751][ T5304] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 80.432206][ T5304] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0
[ 80.434697][ T5304] Code: 48 c7 c7 c0 3e 74 8b e8 8f d0 8a ff 90 0f 0b 90 90 e9 9e f7 ff ff e8 f0 73 c6 ff 90 0f 0b 90 e9 23 fe ff ff e8 e2 73 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
[ 80.442915][ T5304] RSP: 0018:ffffc9000d22f7a8 EFLAGS: 00010093
[ 80.445467][ T5304] RAX: ffffffff81f97dee RBX: ffffea000107da00 RCX: ffff88801f092440
[ 80.448862][ T5304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 80.452227][ T5304] RBP: 0000000000000001 R08: ffff88801c0cccff R09: 1ffff1100381999f
[ 80.455605][ T5304] R10: dffffc0000000000 R11: ffffed10038199a0 R12: ffff88801c0ccb88
[ 80.459026][ T5304] R13: 1ffff1100381999f R14: 0000000000000000 R15: ffff88801c0cccf8
[ 80.462386][ T5304] FS: 000055555e201380(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000
[ 80.466230][ T5304] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 80.469033][ T5304] CR2: 00007ffef3c0bff8 CR3: 00000000436d2000 CR4: 0000000000352ef0
[ 80.472399][ T5304] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 80.475816][ T5304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 80.479178][ T5304] Call Trace:
[ 80.480625][ T5304]
[ 80.481919][ T5304] ? __pfx_wake_up_bit+0x10/0x10
[ 80.484060][ T5304] mark_buffer_dirty+0x271/0x410
[ 80.486963][ T5304] gfs2_unpin+0x125/0x9c0
[ 80.489033][ T5304] buf_lo_after_commit+0x15e/0x1b0
[ 80.492022][ T5304] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 80.495945][ T5304] gfs2_log_flush+0x109f/0x24c0
[ 80.499300][ T5304] ? __pfx_gfs2_log_flush+0x10/0x10
[ 80.502138][ T5304] ? do_sync+0x9cd/0xc60
[ 80.503934][ T5304] ? kfree+0x193/0x440
[ 80.505759][ T5304] do_sync+0xa1d/0xc60
[ 80.507574][ T5304] ? __pfx_do_sync+0x10/0x10
[ 80.509567][ T5304] ? do_raw_spin_unlock+0x4d/0x240
[ 80.511728][ T5304] gfs2_quota_sync+0x359/0x460
[ 80.513782][ T5304] gfs2_sync_fs+0x4c/0xb0
[ 80.515546][ T5304] sync_filesystem+0xeb/0x230
[ 80.517599][ T5304] generic_shutdown_super+0x6f/0x2c0
[ 80.519816][ T5304] kill_block_super+0x44/0x90
[ 80.521873][ T5304] deactivate_locked_super+0xb9/0x130
[ 80.524133][ T5304] cleanup_mnt+0x425/0x4c0
[ 80.526089][ T5304] ? lockdep_hardirqs_on+0x9c/0x150
[ 80.528337][ T5304] task_work_run+0x1d1/0x260
[ 80.530330][ T5304] ? __pfx_task_work_run+0x10/0x10
[ 80.532453][ T5304] resume_user_mode_work+0x5e/0x80
[ 80.534691][ T5304] syscall_exit_to_user_mode+0x9a/0x120
[ 80.537004][ T5304] do_syscall_64+0x103/0x210
[ 80.538977][ T5304] ? clear_bhb_loop+0x60/0xb0
[ 80.540983][ T5304] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 80.543390][ T5304] RIP: 0033:0x7f7d99a5d387
[ 80.545292][ T5304] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[ 80.553193][ T5304] RSP: 002b:00007ffef3c0c2a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 80.556760][ T5304] RAX: 0000000000000000 RBX: 000000000001376a RCX: 00007f7d99a5d387
[ 80.560078][ T5304] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffef3c0c360
[ 80.563357][ T5304] RBP: 00007ffef3c0c360 R08: 0000000000000000 R09: 0000000000000000
[ 80.566623][ T5304] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffef3c0d3d0
[ 80.569918][ T5304] R13: 000055555e2026c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 80.573184][ T5304]
[ 80.574530][ T5304] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 80.577499][ T5304] CPU: 0 UID: 0 PID: 5304 Comm: syz-executor155 Not tainted 6.15.0-rc7-syzkaller-00007-g4a95bc121ccd #0 PREEMPT(full)
[ 80.582309][ T5304] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 80.586514][ T5304] Call Trace:
[ 80.587905][ T5304]
[ 80.589183][ T5304] dump_stack_lvl+0x99/0x250
[ 80.591101][ T5304] ? __asan_memcpy+0x40/0x70
[ 80.593024][ T5304] ? __pfx_dump_stack_lvl+0x10/0x10
[ 80.595177][ T5304] ? __pfx__printk+0x10/0x10
[ 80.597112][ T5304] panic+0x2db/0x790
[ 80.598788][ T5304] ? __pfx_panic+0x10/0x10
[ 80.600656][ T5304] ? show_trace_log_lvl+0x4fb/0x550
[ 80.602892][ T5304] __warn+0x31b/0x4b0
[ 80.604595][ T5304] ? __folio_mark_dirty+0xa4f/0xeb0
[ 80.606831][ T5304] ? __folio_mark_dirty+0xa4f/0xeb0
[ 80.609077][ T5304] report_bug+0x2be/0x4f0
[ 80.610987][ T5304] ? __folio_mark_dirty+0xa4f/0xeb0
[ 80.613174][ T5304] ? __folio_mark_dirty+0xa4f/0xeb0
[ 80.615380][ T5304] ? __folio_mark_dirty+0xa51/0xeb0
[ 80.617568][ T5304] handle_bug+0x84/0x160
[ 80.619369][ T5304] exc_invalid_op+0x1a/0x50
[ 80.621356][ T5304] asm_exc_invalid_op+0x1a/0x20
[ 80.623452][ T5304] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0
[ 80.625880][ T5304] Code: 48 c7 c7 c0 3e 74 8b e8 8f d0 8a ff 90 0f 0b 90 90 e9 9e f7 ff ff e8 f0 73 c6 ff 90 0f 0b 90 e9 23 fe ff ff e8 e2 73 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
[ 80.633654][ T5304] RSP: 0018:ffffc9000d22f7a8 EFLAGS: 00010093
[ 80.636196][ T5304] RAX: ffffffff81f97dee RBX: ffffea000107da00 RCX: ffff88801f092440
[ 80.639468][ T5304] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 80.642720][ T5304] RBP: 0000000000000001 R08: ffff88801c0cccff R09: 1ffff1100381999f
[ 80.645968][ T5304] R10: dffffc0000000000 R11: ffffed10038199a0 R12: ffff88801c0ccb88
[ 80.649185][ T5304] R13: 1ffff1100381999f R14: 0000000000000000 R15: ffff88801c0cccf8
[ 80.652423][ T5304] ? __folio_mark_dirty+0xa4e/0xeb0
[ 80.654564][ T5304] ? __folio_mark_dirty+0xa4e/0xeb0
[ 80.656834][ T5304] ? __pfx_wake_up_bit+0x10/0x10
[ 80.658886][ T5304] mark_buffer_dirty+0x271/0x410
[ 80.661076][ T5304] gfs2_unpin+0x125/0x9c0
[ 80.662961][ T5304] buf_lo_after_commit+0x15e/0x1b0
[ 80.665208][ T5304] ? __pfx_buf_lo_after_commit+0x10/0x10
[ 80.667591][ T5304] gfs2_log_flush+0x109f/0x24c0
[ 80.669662][ T5304] ? __pfx_gfs2_log_flush+0x10/0x10
[ 80.671789][ T5304] ? do_sync+0x9cd/0xc60
[ 80.673572][ T5304] ? kfree+0x193/0x440
[ 80.675290][ T5304] do_sync+0xa1d/0xc60
[ 80.676969][ T5304] ? __pfx_do_sync+0x10/0x10
[ 80.678884][ T5304] ? do_raw_spin_unlock+0x4d/0x240
[ 80.681066][ T5304] gfs2_quota_sync+0x359/0x460
[ 80.683096][ T5304] gfs2_sync_fs+0x4c/0xb0
[ 80.684933][ T5304] sync_filesystem+0xeb/0x230
[ 80.686981][ T5304] generic_shutdown_super+0x6f/0x2c0
[ 80.689290][ T5304] kill_block_super+0x44/0x90
[ 80.691334][ T5304] deactivate_locked_super+0xb9/0x130
[ 80.693598][ T5304] cleanup_mnt+0x425/0x4c0
[ 80.695477][ T5304] ? lockdep_hardirqs_on+0x9c/0x150
[ 80.697766][ T5304] task_work_run+0x1d1/0x260
[ 80.699860][ T5304] ? __pfx_task_work_run+0x10/0x10
[ 80.702095][ T5304] resume_user_mode_work+0x5e/0x80
[ 80.704320][ T5304] syscall_exit_to_user_mode+0x9a/0x120
[ 80.706665][ T5304] do_syscall_64+0x103/0x210
[ 80.708648][ T5304] ? clear_bhb_loop+0x60/0xb0
[ 80.710649][ T5304] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 80.713124][ T5304] RIP: 0033:0x7f7d99a5d387
[ 80.714999][ T5304] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
[ 80.722841][ T5304] RSP: 002b:00007ffef3c0c2a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 80.726387][ T5304] RAX: 0000000000000000 RBX: 000000000001376a RCX: 00007f7d99a5d387
[ 80.729673][ T5304] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffef3c0c360
[ 80.732896][ T5304] RBP: 00007ffef3c0c360 R08: 0000000000000000 R09: 0000000000000000
[ 80.736308][ T5304] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffef3c0d3d0
[ 80.739683][ T5304] R13: 000055555e2026c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 80.743007][ T5304]
[ 80.744663][ T5304] Kernel Offset: disabled
[ 80.746463][ T5304] Rebooting in 86400 seconds..
VM DIAGNOSIS:
22:24:21 Registers:
info registers vcpu 0
CPU#0
RAX=0000000000000065 RBX=0000000000000065 RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc9000d22eef0
R8 =ffff888000d78237 R9 =1ffff110001af046 R10=dffffc0000000000 R11=ffffffff853e17f0
R12=dffffc0000000000 R13=ffffffff99850c64 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 000055555e201380 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=00007ffef3c0bff8 CR3=00000000436d2000 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=0000000040000021 Opmask01=0000000000000001 Opmask02=00000000fff7ffff Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000bac2fd7b 000000006b749fb2
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 06149ac3a28a68be
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000001af92181 b7933019af250000
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000073010000 6c01000002000400
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000a91f31 61a1770dd43d93fe
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 2e006a64615f6572 6f63735f6d6f6f2f 666c65732f636f72 702f003030303100
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0b004f41445f4057 4a46565f484a4a0a 434940560a464a57 550a001515151400
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