Warning: Permanently added '[localhost]:53260' (ED25519) to the list of known hosts.
executing program
[ 67.939554][ T5302] loop0: detected capacity change from 0 to 128
[ 67.973713][ T5302] VFS: Found a Xenix FS (block size = 512) on device loop0
[ 68.013991][ T5302] loop0: detected capacity change from 128 to 0
[ 68.035302][ T5302] sysv_free_block: trying to free block not in datazone
[ 68.038105][ T5302] syz-executor221: attempt to access beyond end of device
[ 68.038105][ T5302] loop0: rw=0, sector=13662976, nr_sectors = 1 limit=0
[ 68.057626][ T5302] syz-executor221: attempt to access beyond end of device
[ 68.057626][ T5302] loop0: rw=0, sector=8073605, nr_sectors = 1 limit=0
[ 68.062778][ T5302] syz-executor221: attempt to access beyond end of device
[ 68.062778][ T5302] loop0: rw=0, sector=3245521, nr_sectors = 1 limit=0
[ 68.078634][ T5302] syz-executor221: attempt to access beyond end of device
[ 68.078634][ T5302] loop0: rw=2049, sector=2, nr_sectors = 1 limit=0
[ 68.084858][ T5302] Buffer I/O error on dev loop0, logical block 2, lost sync page write
[ 68.087811][ T5302] IO error syncing sysv inode [loop0:00000002]
[ 68.090021][ T5302] sysv_free_inode: inode 0,1,2 or nonexistent inode
[ 68.095306][ T5302] ------------[ cut here ]------------
[ 68.097447][ T5302] WARNING: CPU: 0 PID: 5302 at fs/buffer.c:1173 mark_buffer_dirty+0x2c6/0x440
[ 68.100889][ T5302] Modules linked in:
[ 68.102353][ T5302] CPU: 0 UID: 0 PID: 5302 Comm: syz-executor221 Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0
[ 68.107586][ T5302] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 68.111320][ T5302] RIP: 0010:mark_buffer_dirty+0x2c6/0x440
[ 68.113648][ T5302] Code: 4c 89 f7 e8 fc 1d dc ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 f7 cf fb ff e8 e2 88 75 ff eb 8b e8 db 88 75 ff 90 <0f> 0b 90 e9 82 fd ff ff e8 cd 88 75 ff 90 0f 0b 90 e9 a9 fd ff ff
[ 68.120303][ T5302] RSP: 0018:ffffc9000d2f7b20 EFLAGS: 00010293
[ 68.122439][ T5302] RAX: ffffffff8249e3e5 RBX: 1ffff110080c7f01 RCX: ffff888000a1c880
[ 68.125392][ T5302] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 68.128290][ T5302] RBP: 0000000000000000 R08: ffffffff8249e163 R09: 1ffff110089d9474
[ 68.131064][ T5302] R10: dffffc0000000000 R11: ffffed10089d9475 R12: dffffc0000000000
[ 68.133985][ T5302] R13: dffffc0000000000 R14: ffff888044eca3a0 R15: ffff88804063f838
[ 68.136894][ T5302] FS: 0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
[ 68.140036][ T5302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.142342][ T5302] CR2: 000056149b136a10 CR3: 0000000011fd4000 CR4: 0000000000352ef0
[ 68.145335][ T5302] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 68.148069][ T5302] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 68.150770][ T5302] Call Trace:
[ 68.151964][ T5302]
[ 68.153003][ T5302] ? __warn+0x165/0x4d0
[ 68.154645][ T5302] ? mark_buffer_dirty+0x2c6/0x440
[ 68.156474][ T5302] ? report_bug+0x2b3/0x500
[ 68.158837][ T5302] ? mark_buffer_dirty+0x2c6/0x440
[ 68.160707][ T5302] ? handle_bug+0x60/0x90
[ 68.162275][ T5302] ? exc_invalid_op+0x1a/0x50
[ 68.164179][ T5302] ? asm_exc_invalid_op+0x1a/0x20
[ 68.165714][ T5302] ? mark_buffer_dirty+0x43/0x440
[ 68.167547][ T5302] ? mark_buffer_dirty+0x2c5/0x440
[ 68.169269][ T5302] ? mark_buffer_dirty+0x2c6/0x440
[ 68.171076][ T5302] sysv_put_super+0x93/0x180
[ 68.172772][ T5302] ? __pfx_sysv_put_super+0x10/0x10
[ 68.174886][ T5302] generic_shutdown_super+0x139/0x2d0
[ 68.176756][ T5302] kill_block_super+0x44/0x90
[ 68.178406][ T5302] deactivate_locked_super+0xc4/0x130
[ 68.180165][ T5302] cleanup_mnt+0x41f/0x4b0
[ 68.181809][ T5302] ? lockdep_hardirqs_on+0x99/0x150
[ 68.183901][ T5302] task_work_run+0x24f/0x310
[ 68.185408][ T5302] ? __pfx_task_work_run+0x10/0x10
[ 68.187164][ T5302] ? do_exit+0xa25/0x28e0
[ 68.188739][ T5302] ? do_exit+0xa25/0x28e0
[ 68.190285][ T5302] do_exit+0xa2a/0x28e0
[ 68.191720][ T5302] ? __pfx_do_exit+0x10/0x10
[ 68.193667][ T5302] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 68.195840][ T5302] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 68.197913][ T5302] ? _raw_spin_unlock_irq+0x23/0x50
[ 68.199654][ T5302] ? lockdep_hardirqs_on+0x99/0x150
[ 68.201478][ T5302] do_group_exit+0x207/0x2c0
[ 68.203515][ T5302] __x64_sys_exit_group+0x3f/0x40
[ 68.205275][ T5302] x64_sys_call+0x26a8/0x26b0
[ 68.206926][ T5302] do_syscall_64+0xf3/0x230
[ 68.208557][ T5302] ? clear_bhb_loop+0x35/0x90
[ 68.210164][ T5302] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 68.212231][ T5302] RIP: 0033:0x7f6980096fc9
[ 68.214460][ T5302] Code: Unable to access opcode bytes at 0x7f6980096f9f.
[ 68.217374][ T5302] RSP: 002b:00007fff80d4a878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 68.220215][ T5302] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6980096fc9
[ 68.223048][ T5302] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 68.226078][ T5302] RBP: 00007f698011d390 R08: ffffffffffffffb8 R09: 0000000000000006
[ 68.228830][ T5302] R10: 0000000020000e00 R11: 0000000000000246 R12: 00007f698011d390
[ 68.231602][ T5302] R13: 0000000000000000 R14: 00007f698011e100 R15: 00007f69800652a0
[ 68.234631][ T5302]
[ 68.235700][ T5302] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 68.238194][ T5302] CPU: 0 UID: 0 PID: 5302 Comm: syz-executor221 Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0
[ 68.241843][ T5302] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 68.245551][ T5302] Call Trace:
[ 68.246767][ T5302]
[ 68.247856][ T5302] dump_stack_lvl+0x241/0x360
[ 68.249584][ T5302] ? __pfx_dump_stack_lvl+0x10/0x10
[ 68.251459][ T5302] ? __pfx__printk+0x10/0x10
[ 68.253203][ T5302] ? _printk+0xd5/0x120
[ 68.254730][ T5302] ? __init_begin+0x41000/0x41000
[ 68.256538][ T5302] ? vscnprintf+0x5d/0x90
[ 68.258172][ T5302] panic+0x349/0x880
[ 68.259604][ T5302] ? __warn+0x174/0x4d0
[ 68.261128][ T5302] ? __pfx_panic+0x10/0x10
[ 68.262779][ T5302] __warn+0x344/0x4d0
[ 68.264281][ T5302] ? mark_buffer_dirty+0x2c6/0x440
[ 68.266225][ T5302] report_bug+0x2b3/0x500
[ 68.267861][ T5302] ? mark_buffer_dirty+0x2c6/0x440
[ 68.269819][ T5302] handle_bug+0x60/0x90
[ 68.271382][ T5302] exc_invalid_op+0x1a/0x50
[ 68.273119][ T5302] asm_exc_invalid_op+0x1a/0x20
[ 68.274913][ T5302] RIP: 0010:mark_buffer_dirty+0x2c6/0x440
[ 68.277061][ T5302] Code: 4c 89 f7 e8 fc 1d dc ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 f7 cf fb ff e8 e2 88 75 ff eb 8b e8 db 88 75 ff 90 <0f> 0b 90 e9 82 fd ff ff e8 cd 88 75 ff 90 0f 0b 90 e9 a9 fd ff ff
[ 68.284230][ T5302] RSP: 0018:ffffc9000d2f7b20 EFLAGS: 00010293
[ 68.286489][ T5302] RAX: ffffffff8249e3e5 RBX: 1ffff110080c7f01 RCX: ffff888000a1c880
[ 68.289320][ T5302] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 68.292185][ T5302] RBP: 0000000000000000 R08: ffffffff8249e163 R09: 1ffff110089d9474
[ 68.294953][ T5302] R10: dffffc0000000000 R11: ffffed10089d9475 R12: dffffc0000000000
[ 68.297602][ T5302] R13: dffffc0000000000 R14: ffff888044eca3a0 R15: ffff88804063f838
[ 68.300322][ T5302] ? mark_buffer_dirty+0x43/0x440
[ 68.302138][ T5302] ? mark_buffer_dirty+0x2c5/0x440
[ 68.304038][ T5302] sysv_put_super+0x93/0x180
[ 68.305663][ T5302] ? __pfx_sysv_put_super+0x10/0x10
[ 68.307487][ T5302] generic_shutdown_super+0x139/0x2d0
[ 68.309342][ T5302] kill_block_super+0x44/0x90
[ 68.310957][ T5302] deactivate_locked_super+0xc4/0x130
[ 68.312787][ T5302] cleanup_mnt+0x41f/0x4b0
[ 68.314496][ T5302] ? lockdep_hardirqs_on+0x99/0x150
[ 68.316417][ T5302] task_work_run+0x24f/0x310
[ 68.318042][ T5302] ? __pfx_task_work_run+0x10/0x10
[ 68.319887][ T5302] ? do_exit+0xa25/0x28e0
[ 68.321335][ T5302] ? do_exit+0xa25/0x28e0
[ 68.322924][ T5302] do_exit+0xa2a/0x28e0
[ 68.324514][ T5302] ? __pfx_do_exit+0x10/0x10
[ 68.326283][ T5302] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 68.328567][ T5302] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 68.330917][ T5302] ? _raw_spin_unlock_irq+0x23/0x50
[ 68.332860][ T5302] ? lockdep_hardirqs_on+0x99/0x150
[ 68.334789][ T5302] do_group_exit+0x207/0x2c0
[ 68.336320][ T5302] __x64_sys_exit_group+0x3f/0x40
[ 68.338087][ T5302] x64_sys_call+0x26a8/0x26b0
[ 68.339834][ T5302] do_syscall_64+0xf3/0x230
[ 68.341542][ T5302] ? clear_bhb_loop+0x35/0x90
[ 68.343200][ T5302] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 68.345378][ T5302] RIP: 0033:0x7f6980096fc9
[ 68.347093][ T5302] Code: Unable to access opcode bytes at 0x7f6980096f9f.
[ 68.349560][ T5302] RSP: 002b:00007fff80d4a878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 68.352559][ T5302] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6980096fc9
[ 68.355457][ T5302] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[ 68.358334][ T5302] RBP: 00007f698011d390 R08: ffffffffffffffb8 R09: 0000000000000006
[ 68.361321][ T5302] R10: 0000000020000e00 R11: 0000000000000246 R12: 00007f698011d390
[ 68.364217][ T5302] R13: 0000000000000000 R14: 00007f698011e100 R15: 00007f69800652a0
[ 68.367124][ T5302]
[ 68.368545][ T5302] Kernel Offset: disabled
[ 68.370147][ T5302] Rebooting in 86400 seconds..
VM DIAGNOSIS:
22:59:15 Registers:
info registers vcpu 0
CPU#0
RAX=000000000000005d RBX=ffffffff9a7430c0 RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc9000d2f7250
R8 =ffffffff857683cb R9 =1ffff11003e00046 R10=dffffc0000000000 R11=ffffffff85768380
R12=dffffc0000000000 R13=000000000000005d R14=000000000000005d R15=00000000000003f8
RIP=ffffffff857683fe 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 ffff88801fc00000 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=000056149b136a10 CR3=0000000011fd4000 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=0000000000800020 Opmask01=0000000000000480 Opmask02=0000000000008900 Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000001
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffca8561400 0000003000000010
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 6565656565656565 6565656565656565
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 0000000000000000
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffffffff0000
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ff00ff0000000000 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 4f6e3a6d5e007325 2e73250064252e73 2500656c6f736e6f 632f7665642f000a
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 4f4b1f485e005600 0b56000041000b56 000040494a564b4a 460a5340410a000a
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3a646f6d20616f43 2051202e46202c6d 2061706144000a2e 000a20542f624d20
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