Warning: Permanently added '[localhost]:21995' (ED25519) to the list of known hosts. executing program [ 77.609212][ T5302] loop0: detected capacity change from 0 to 32768 [ 77.646765][ T5302] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 77.650043][ T5302] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 77.658737][ T5302] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 77.665242][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 77.668060][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 77.697076][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 29ms [ 77.701118][ T9] gfs2: fsid=syz:syz.0: jid=0: Done [ 77.704359][ T5302] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 77.817306][ T5302] gfs2: fsid=syz:syz.0: found 1 quota changes [ 77.847344][ T5301] ------------[ cut here ]------------ [ 77.850012][ T5301] WARNING: CPU: 0 PID: 5301 at ./include/linux/backing-dev.h:255 __folio_mark_dirty+0xa4f/0xeb0 [ 77.855340][ T5301] Modules linked in: [ 77.858949][ T5301] CPU: 0 UID: 0 PID: 5301 Comm: syz-executor136 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full) [ 77.863224][ T5301] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 77.867024][ T5301] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0 [ 77.869182][ T5301] Code: 48 c7 c7 80 39 74 8b e8 9f d6 8a ff 90 0f 0b 90 90 e9 9e f7 ff ff e8 c0 78 c6 ff 90 0f 0b 90 e9 23 fe ff ff e8 b2 78 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 [ 77.875964][ T5301] RSP: 0018:ffffc9000d4977a8 EFLAGS: 00010093 [ 77.878260][ T5301] RAX: ffffffff81f9461e RBX: ffffea0001066b00 RCX: ffff88801f1ca440 [ 77.881212][ T5301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 77.884544][ T5301] RBP: 0000000000000001 R08: ffff88801c15ccff R09: 1ffff1100382b99f [ 77.887503][ T5301] R10: dffffc0000000000 R11: ffffed100382b9a0 R12: ffff88801c15cb88 [ 77.890435][ T5301] R13: 1ffff1100382b99f R14: 0000000000000000 R15: ffff88801c15ccf8 [ 77.893418][ T5301] FS: 0000555578bc2380(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000 [ 77.896692][ T5301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.899305][ T5301] CR2: 00007ffd0367dd28 CR3: 000000003fddc000 CR4: 0000000000352ef0 [ 77.902326][ T5301] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.905293][ T5301] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.908081][ T5301] Call Trace: [ 77.909425][ T5301] [ 77.910569][ T5301] ? __pfx_wake_up_bit+0x10/0x10 [ 77.912361][ T5301] mark_buffer_dirty+0x271/0x410 [ 77.914266][ T5301] gfs2_unpin+0x125/0x9c0 [ 77.915912][ T5301] buf_lo_after_commit+0x15e/0x1b0 [ 77.917805][ T5301] ? __pfx_buf_lo_after_commit+0x10/0x10 [ 77.919790][ T5301] gfs2_log_flush+0x109f/0x24c0 [ 77.921659][ T5301] ? __pfx_gfs2_log_flush+0x10/0x10 [ 77.923677][ T5301] ? do_sync+0x9cd/0xc60 [ 77.925266][ T5301] ? kfree+0x193/0x440 [ 77.926829][ T5301] do_sync+0xa1d/0xc60 [ 77.928399][ T5301] ? __pfx_do_sync+0x10/0x10 [ 77.930206][ T5301] ? do_raw_spin_unlock+0x4d/0x240 [ 77.932107][ T5301] gfs2_quota_sync+0x359/0x460 [ 77.933919][ T5301] gfs2_sync_fs+0x4c/0xb0 [ 77.935555][ T5301] sync_filesystem+0xeb/0x230 [ 77.937408][ T5301] generic_shutdown_super+0x6f/0x2c0 [ 77.939507][ T5301] kill_block_super+0x44/0x90 [ 77.941361][ T5301] deactivate_locked_super+0xb9/0x130 [ 77.943460][ T5301] cleanup_mnt+0x425/0x4c0 [ 77.945189][ T5301] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.947309][ T5301] task_work_run+0x1d1/0x260 [ 77.949178][ T5301] ? __pfx_task_work_run+0x10/0x10 [ 77.951192][ T5301] resume_user_mode_work+0x5e/0x80 [ 77.953196][ T5301] syscall_exit_to_user_mode+0x9a/0x120 [ 77.955352][ T5301] do_syscall_64+0x103/0x210 [ 77.957168][ T5301] ? clear_bhb_loop+0x45/0xa0 [ 77.959053][ T5301] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.961372][ T5301] RIP: 0033:0x7faaf60d7387 [ 77.963008][ T5301] 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 [ 77.970516][ T5301] RSP: 002b:00007ffd0367e4d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 77.973800][ T5301] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007faaf60d7387 [ 77.976538][ T5301] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd0367e590 [ 77.979562][ T5301] RBP: 00007ffd0367e590 R08: 0000000000000000 R09: 0000000000000000 [ 77.982539][ T5301] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffd0367f600 [ 77.985528][ T5301] R13: 0000555578bc36c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 77.993183][ T5301] [ 77.994410][ T5301] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 77.997186][ T5301] CPU: 0 UID: 0 PID: 5301 Comm: syz-executor136 Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full) [ 78.001919][ T5301] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 78.005991][ T5301] Call Trace: [ 78.007326][ T5301] [ 78.008536][ T5301] dump_stack_lvl+0x99/0x250 [ 78.010440][ T5301] ? __asan_memcpy+0x40/0x70 [ 78.012318][ T5301] ? __pfx_dump_stack_lvl+0x10/0x10 [ 78.014371][ T5301] ? __pfx__printk+0x10/0x10 [ 78.016275][ T5301] panic+0x2db/0x790 [ 78.017881][ T5301] ? __pfx_panic+0x10/0x10 [ 78.019665][ T5301] ? show_trace_log_lvl+0x4fb/0x550 [ 78.021739][ T5301] __warn+0x31b/0x4b0 [ 78.023315][ T5301] ? __folio_mark_dirty+0xa4f/0xeb0 [ 78.025346][ T5301] ? __folio_mark_dirty+0xa4f/0xeb0 [ 78.027419][ T5301] report_bug+0x2be/0x4f0 [ 78.029164][ T5301] ? __folio_mark_dirty+0xa4f/0xeb0 [ 78.031174][ T5301] ? __folio_mark_dirty+0xa4f/0xeb0 [ 78.033200][ T5301] ? __folio_mark_dirty+0xa51/0xeb0 [ 78.035233][ T5301] handle_bug+0x84/0x160 [ 78.036876][ T5301] exc_invalid_op+0x1a/0x50 [ 78.038707][ T5301] asm_exc_invalid_op+0x1a/0x20 [ 78.040591][ T5301] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0 [ 78.042843][ T5301] Code: 48 c7 c7 80 39 74 8b e8 9f d6 8a ff 90 0f 0b 90 90 e9 9e f7 ff ff e8 c0 78 c6 ff 90 0f 0b 90 e9 23 fe ff ff e8 b2 78 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 [ 78.050230][ T5301] RSP: 0018:ffffc9000d4977a8 EFLAGS: 00010093 [ 78.052567][ T5301] RAX: ffffffff81f9461e RBX: ffffea0001066b00 RCX: ffff88801f1ca440 [ 78.055543][ T5301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.058687][ T5301] RBP: 0000000000000001 R08: ffff88801c15ccff R09: 1ffff1100382b99f [ 78.061745][ T5301] R10: dffffc0000000000 R11: ffffed100382b9a0 R12: ffff88801c15cb88 [ 78.064784][ T5301] R13: 1ffff1100382b99f R14: 0000000000000000 R15: ffff88801c15ccf8 [ 78.067855][ T5301] ? __folio_mark_dirty+0xa4e/0xeb0 [ 78.070031][ T5301] ? __folio_mark_dirty+0xa4e/0xeb0 [ 78.072124][ T5301] ? __pfx_wake_up_bit+0x10/0x10 [ 78.074145][ T5301] mark_buffer_dirty+0x271/0x410 [ 78.076150][ T5301] gfs2_unpin+0x125/0x9c0 [ 78.077875][ T5301] buf_lo_after_commit+0x15e/0x1b0 [ 78.079892][ T5301] ? __pfx_buf_lo_after_commit+0x10/0x10 [ 78.082059][ T5301] gfs2_log_flush+0x109f/0x24c0 [ 78.083953][ T5301] ? __pfx_gfs2_log_flush+0x10/0x10 [ 78.086007][ T5301] ? do_sync+0x9cd/0xc60 [ 78.087688][ T5301] ? kfree+0x193/0x440 [ 78.089402][ T5301] do_sync+0xa1d/0xc60 [ 78.091024][ T5301] ? __pfx_do_sync+0x10/0x10 [ 78.092880][ T5301] ? do_raw_spin_unlock+0x4d/0x240 [ 78.094907][ T5301] gfs2_quota_sync+0x359/0x460 [ 78.096779][ T5301] gfs2_sync_fs+0x4c/0xb0 [ 78.098573][ T5301] sync_filesystem+0xeb/0x230 [ 78.100392][ T5301] generic_shutdown_super+0x6f/0x2c0 [ 78.102453][ T5301] kill_block_super+0x44/0x90 [ 78.104313][ T5301] deactivate_locked_super+0xb9/0x130 [ 78.106419][ T5301] cleanup_mnt+0x425/0x4c0 [ 78.108231][ T5301] ? lockdep_hardirqs_on+0x9c/0x150 [ 78.110314][ T5301] task_work_run+0x1d1/0x260 [ 78.112113][ T5301] ? __pfx_task_work_run+0x10/0x10 [ 78.114132][ T5301] resume_user_mode_work+0x5e/0x80 [ 78.116130][ T5301] syscall_exit_to_user_mode+0x9a/0x120 [ 78.118309][ T5301] do_syscall_64+0x103/0x210 [ 78.120118][ T5301] ? clear_bhb_loop+0x45/0xa0 [ 78.121944][ T5301] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.124224][ T5301] RIP: 0033:0x7faaf60d7387 [ 78.125997][ T5301] 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 [ 78.133379][ T5301] RSP: 002b:00007ffd0367e4d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 78.136608][ T5301] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007faaf60d7387 [ 78.139745][ T5301] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd0367e590 [ 78.142762][ T5301] RBP: 00007ffd0367e590 R08: 0000000000000000 R09: 0000000000000000 [ 78.145871][ T5301] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffd0367f600 [ 78.148936][ T5301] R13: 0000555578bc36c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 78.151993][ T5301] [ 78.153497][ T5301] Kernel Offset: disabled [ 78.155145][ T5301] Rebooting in 86400 seconds.. VM DIAGNOSIS: 08:37:43 Registers: info registers vcpu 0 CPU#0 RAX=1ffffffff3369760 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=0000000000000000 RDI=0000000000000020 RBP=ffffffff99b4be50 RSP=ffffc9000d496e90 R8 =ffff8880009b0237 R9 =1ffff11000136046 R10=dffffc0000000000 R11=ffffffff853d7e60 R12=dffffc0000000000 R13=0000000000000000 R14=ffffffff99b4bbc0 R15=0000000000000000 RIP=ffffffff853d7ed7 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 0000555578bc2380 ffffffff 00c00000 GS =0000 ffff88808d6cc000 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=00007ffd0367dd28 CR3=000000003fddc000 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 2e4a1fa52b7f5550 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