Warning: Permanently added '[localhost]:60500' (ED25519) to the list of known hosts. executing program syzkaller login: [ 80.691528][ T5309] loop0: detected capacity change from 0 to 32768 [ 80.717331][ T5309] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.725695][ T5309] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.771295][ T5309] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 80.776388][ T53] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.784628][ T53] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.819420][ T53] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 80.824618][ T53] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.827581][ T5309] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 91.798268][ T10] cfg80211: failed to load regulatory.db executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 111.003841][ T5315] ------------[ cut here ]------------ [ 111.006347][ T5315] WARNING: CPU: 0 PID: 5315 at ./include/linux/backing-dev.h:255 __folio_mark_dirty+0xa4f/0xeb0 [ 111.010864][ T5315] Modules linked in: [ 111.013174][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: gfs2_logd/syz:s Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #0 PREEMPT(full) [ 111.018987][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 111.023628][ T5315] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0 [ 111.026260][ T5315] 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 [ 111.034388][ T5315] RSP: 0018:ffffc9000d4977e8 EFLAGS: 00010093 [ 111.037174][ T5315] RAX: ffffffff81f97dee RBX: ffffea000107d680 RCX: ffff88801f96c880 [ 111.040552][ T5315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 111.044022][ T5315] RBP: 0000000000000001 R08: ffff8880320cccff R09: 1ffff1100641999f [ 111.047418][ T5315] R10: dffffc0000000000 R11: ffffed10064199a0 R12: ffff8880320ccb88 [ 111.050861][ T5315] R13: 1ffff1100641999f R14: 0000000000000000 R15: ffff8880320cccf8 [ 111.054303][ T5315] FS: 0000000000000000(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000 [ 111.058213][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.061050][ T5315] CR2: 00007ffdd79fa520 CR3: 000000003f485000 CR4: 0000000000352ef0 [ 111.064515][ T5315] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 111.067999][ T5315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 111.071471][ T5315] Call Trace: [ 111.072987][ T5315] [ 111.074271][ T5315] mark_buffer_dirty+0x271/0x410 [ 111.076441][ T5315] gfs2_unpin+0x125/0x9c0 [ 111.078287][ T5315] ? log_pull_tail+0x7f/0x380 [ 111.080254][ T5315] buf_lo_after_commit+0x15e/0x1b0 [ 111.082415][ T5315] ? __pfx_buf_lo_after_commit+0x10/0x10 [ 111.084778][ T5315] gfs2_log_flush+0x109f/0x24c0 [ 111.086914][ T5315] ? __pfx_gfs2_log_flush+0x10/0x10 [ 111.089161][ T5315] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 111.091882][ T5315] gfs2_logd+0x2f8/0x1360 [ 111.093754][ T5315] ? __pfx_gfs2_logd+0x10/0x10 [ 111.095809][ T5315] ? trace_sched_exit_tp+0x38/0x120 [ 111.098011][ T5315] ? __schedule+0x1700/0x4cd0 [ 111.099957][ T5315] ? __lock_acquire+0xaac/0xd20 [ 111.102016][ T5315] ? do_raw_spin_lock+0x121/0x290 [ 111.104126][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 111.106620][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.108657][ T5315] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 111.110946][ T5315] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 111.113517][ T5315] ? __pfx_autoremove_wake_function+0x10/0x10 [ 111.116071][ T5315] ? __kthread_parkme+0x7b/0x200 [ 111.118227][ T5315] ? __kthread_parkme+0x1a1/0x200 [ 111.120407][ T5315] kthread+0x70e/0x8a0 [ 111.122185][ T5315] ? __pfx_gfs2_logd+0x10/0x10 [ 111.124269][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.126287][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.128207][ T5315] ? _raw_spin_unlock_irq+0x23/0x50 [ 111.130407][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.132603][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.134621][ T5315] ret_from_fork+0x4b/0x80 [ 111.136428][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.138319][ T5315] ret_from_fork_asm+0x1a/0x30 [ 111.140208][ T5315] [ 111.141523][ T5315] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 111.144363][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: gfs2_logd/syz:s Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #0 PREEMPT(full) [ 111.149245][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 111.153720][ T5315] Call Trace: [ 111.155215][ T5315] [ 111.156544][ T5315] dump_stack_lvl+0x99/0x250 [ 111.158580][ T5315] ? __asan_memcpy+0x40/0x70 [ 111.160603][ T5315] ? __pfx_dump_stack_lvl+0x10/0x10 [ 111.162864][ T5315] ? __pfx__printk+0x10/0x10 [ 111.164911][ T5315] panic+0x2db/0x790 [ 111.166629][ T5315] ? __pfx_panic+0x10/0x10 [ 111.168535][ T5315] ? show_trace_log_lvl+0x4fb/0x550 [ 111.170790][ T5315] ? ret_from_fork_asm+0x1a/0x30 [ 111.172943][ T5315] __warn+0x31b/0x4b0 [ 111.174704][ T5315] ? __folio_mark_dirty+0xa4f/0xeb0 [ 111.177010][ T5315] ? __folio_mark_dirty+0xa4f/0xeb0 [ 111.179266][ T5315] report_bug+0x2be/0x4f0 [ 111.181202][ T5315] ? __folio_mark_dirty+0xa4f/0xeb0 [ 111.183354][ T5315] ? __folio_mark_dirty+0xa4f/0xeb0 [ 111.185575][ T5315] ? __folio_mark_dirty+0xa51/0xeb0 [ 111.187828][ T5315] handle_bug+0x84/0x160 [ 111.189668][ T5315] exc_invalid_op+0x1a/0x50 [ 111.191630][ T5315] asm_exc_invalid_op+0x1a/0x20 [ 111.193674][ T5315] RIP: 0010:__folio_mark_dirty+0xa4f/0xeb0 [ 111.196188][ T5315] 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 [ 111.204300][ T5315] RSP: 0018:ffffc9000d4977e8 EFLAGS: 00010093 [ 111.206974][ T5315] RAX: ffffffff81f97dee RBX: ffffea000107d680 RCX: ffff88801f96c880 [ 111.210391][ T5315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 111.213810][ T5315] RBP: 0000000000000001 R08: ffff8880320cccff R09: 1ffff1100641999f [ 111.217342][ T5315] R10: dffffc0000000000 R11: ffffed10064199a0 R12: ffff8880320ccb88 [ 111.220734][ T5315] R13: 1ffff1100641999f R14: 0000000000000000 R15: ffff8880320cccf8 [ 111.224626][ T5315] ? __folio_mark_dirty+0xa4e/0xeb0 [ 111.226843][ T5315] ? __folio_mark_dirty+0xa4e/0xeb0 [ 111.229238][ T5315] mark_buffer_dirty+0x271/0x410 [ 111.231470][ T5315] gfs2_unpin+0x125/0x9c0 [ 111.233400][ T5315] ? log_pull_tail+0x7f/0x380 [ 111.235422][ T5315] buf_lo_after_commit+0x15e/0x1b0 [ 111.237630][ T5315] ? __pfx_buf_lo_after_commit+0x10/0x10 [ 111.239942][ T5315] gfs2_log_flush+0x109f/0x24c0 [ 111.242029][ T5315] ? __pfx_gfs2_log_flush+0x10/0x10 [ 111.244297][ T5315] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 111.246988][ T5315] gfs2_logd+0x2f8/0x1360 [ 111.248900][ T5315] ? __pfx_gfs2_logd+0x10/0x10 [ 111.250961][ T5315] ? trace_sched_exit_tp+0x38/0x120 [ 111.253186][ T5315] ? __schedule+0x1700/0x4cd0 [ 111.255111][ T5315] ? __lock_acquire+0xaac/0xd20 [ 111.257203][ T5315] ? do_raw_spin_lock+0x121/0x290 [ 111.259307][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 111.261695][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.263822][ T5315] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 111.266156][ T5315] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 111.268633][ T5315] ? __pfx_autoremove_wake_function+0x10/0x10 [ 111.270999][ T5315] ? __kthread_parkme+0x7b/0x200 [ 111.272937][ T5315] ? __kthread_parkme+0x1a1/0x200 [ 111.275010][ T5315] kthread+0x70e/0x8a0 [ 111.276669][ T5315] ? __pfx_gfs2_logd+0x10/0x10 [ 111.278562][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.280437][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.282324][ T5315] ? _raw_spin_unlock_irq+0x23/0x50 [ 111.284401][ T5315] ? lockdep_hardirqs_on+0x9c/0x150 [ 111.286523][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.288359][ T5315] ret_from_fork+0x4b/0x80 [ 111.290212][ T5315] ? __pfx_kthread+0x10/0x10 [ 111.292077][ T5315] ret_from_fork_asm+0x1a/0x30 [ 111.294066][ T5315] [ 111.295665][ T5315] Kernel Offset: disabled [ 111.297500][ T5315] Rebooting in 86400 seconds.. VM DIAGNOSIS: 10:44:28 Registers: info registers vcpu 0 CPU#0 RAX=1ffffffff336ab05 RBX=00000000000003f9 RCX=0000000000000000 RDX=00000000000003f9 RSI=0000000000000000 RDI=0000000000000020 RBP=ffffc9000d497170 RSP=ffffc9000d496f98 R8 =0000000000000003 R9 =0000000000000004 R10=dffffc0000000000 R11=ffffffff853e1720 R12=dffffc0000000000 R13=dffffc0000000000 R14=ffffffff99b55c40 R15=0000000000000000 RIP=ffffffff853e1797 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 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=00007ffdd79fa520 CR3=000000003f485000 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 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffed4f844f0 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f696aab9560 00007f696aaad5d8 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007f696aa9f224 00007f696aab2240 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 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 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 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