Warning: Permanently added '[localhost]:62870' (ED25519) to the list of known hosts. executing program syzkaller login: [ 79.930229][ T5306] loop0: detected capacity change from 0 to 32768 [ 79.943170][ T5306] ======================================================= [ 79.943170][ T5306] WARNING: The mand mount option has been deprecated and [ 79.943170][ T5306] and is ignored by this kernel. Remove the mand [ 79.943170][ T5306] option from the mount to silence this warning. [ 79.943170][ T5306] ======================================================= [ 79.992081][ T5306] ------------[ cut here ]------------ [ 79.994558][ T5306] kernel BUG at fs/ocfs2/buffer_head_io.c:45! [ 79.997418][ T5306] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 80.001107][ T5306] CPU: 0 UID: 0 PID: 5306 Comm: syz-executor326 Not tainted 6.15.0-rc7-syzkaller #0 PREEMPT(full) [ 80.005075][ T5306] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 80.009375][ T5306] RIP: 0010:ocfs2_write_block+0x5d2/0x640 [ 80.012436][ T5306] Code: 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ff e8 95 bd 8d fe 49 8b 3f 4c 89 ee 48 8b 14 24 e8 16 7f 0f 00 eb 1f e8 1f c3 2b fe 90 <0f> 0b e8 17 c3 2b fe 90 0f 0b e8 0f c3 2b fe e9 ce fa ff ff e8 05 [ 80.019949][ T5306] RSP: 0018:ffffc9000d3b6f80 EFLAGS: 00010293 [ 80.022845][ T5306] RAX: ffffffff83942eb1 RBX: 1ffff110087edbd3 RCX: ffff88801c26c880 [ 80.027004][ T5306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 80.031098][ T5306] RBP: ffffc9000d3b7050 R08: ffffffff8f7f3377 R09: 1ffffffff1efe66e [ 80.034895][ T5306] R10: dffffc0000000000 R11: fffffbfff1efe66f R12: 0000000000000000 [ 80.038527][ T5306] R13: dffffc0000000000 R14: ffff888043f6de80 R15: 0000000000000001 [ 80.041941][ T5306] FS: 000055557efa4380(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000 [ 80.045824][ T5306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.048755][ T5306] CR2: 00007ff125dee000 CR3: 00000000435bc000 CR4: 0000000000352ef0 [ 80.052146][ T5306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.055435][ T5306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.058786][ T5306] Call Trace: [ 80.060258][ T5306] [ 80.061519][ T5306] ? __pfx_ocfs2_write_block+0x10/0x10 [ 80.064076][ T5306] ? do_raw_spin_unlock+0x4d/0x240 [ 80.066408][ T5306] ocfs2_update_disk_slot+0x6c6/0x9c0 [ 80.068696][ T5306] ? __pfx_ocfs2_update_disk_slot+0x10/0x10 [ 80.071345][ T5306] ocfs2_find_slot+0x6bb/0xc30 [ 80.073508][ T5306] ? __pfx_ocfs2_find_slot+0x10/0x10 [ 80.075809][ T5306] ocfs2_fill_super+0x3ef4/0x63d0 [ 80.077982][ T5306] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 80.080104][ T5306] ? unwind_next_frame+0xa5/0x2390 [ 80.082445][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.084618][ T5306] ? __kasan_check_byte+0x12/0x40 [ 80.086854][ T5306] ? is_bpf_text_address+0x26/0x2b0 [ 80.089075][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.091144][ T5306] ? __kasan_check_byte+0x12/0x40 [ 80.093115][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.094947][ T5306] ? lock_release+0x4b/0x3e0 [ 80.096775][ T5306] ? lock_release+0x4b/0x3e0 [ 80.098620][ T5306] ? unwind_next_frame+0xa5/0x2390 [ 80.100452][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.102082][ T5306] ? __kasan_check_byte+0x12/0x40 [ 80.103803][ T5306] ? unwind_next_frame+0xa5/0x2390 [ 80.105638][ T5306] ? unwind_next_frame+0xa5/0x2390 [ 80.107613][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.109708][ T5306] ? __kasan_check_byte+0x12/0x40 [ 80.111769][ T5306] ? is_bpf_text_address+0x26/0x2b0 [ 80.113982][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.115953][ T5306] ? __kasan_check_byte+0x12/0x40 [ 80.117995][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.120068][ T5306] ? lock_release+0x4b/0x3e0 [ 80.122253][ T5306] ? lock_release+0x4b/0x3e0 [ 80.124244][ T5306] ? is_bpf_text_address+0x292/0x2b0 [ 80.126541][ T5306] ? is_bpf_text_address+0x26/0x2b0 [ 80.128689][ T5306] ? kernel_text_address+0xa5/0xe0 [ 80.130837][ T5306] ? __kernel_text_address+0xd/0x40 [ 80.132768][ T5306] ? unwind_get_return_address+0x4d/0x90 [ 80.135073][ T5306] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 80.137641][ T5306] ? arch_stack_walk+0xfc/0x150 [ 80.139584][ T5306] ? __bfs+0x151/0x2a0 [ 80.141187][ T5306] ? __pfx_hlock_conflict+0x10/0x10 [ 80.143063][ T5306] ? __bfs+0x151/0x2a0 [ 80.145136][ T5306] ? __pfx_hlock_conflict+0x10/0x10 [ 80.147465][ T5306] ? check_path+0x21/0x40 [ 80.149281][ T5306] ? check_noncircular+0xe0/0x160 [ 80.151363][ T5306] ? lockdep_unlock+0x89/0x120 [ 80.153324][ T5306] ? validate_chain+0x897/0x2140 [ 80.155460][ T5306] ? __lock_acquire+0xaac/0xd20 [ 80.157494][ T5306] ? __mutex_trylock_common+0x153/0x260 [ 80.159918][ T5306] ? string+0x279/0x2b0 [ 80.161765][ T5306] ? widen_string+0x3b/0x2a0 [ 80.163669][ T5306] ? string+0x279/0x2b0 [ 80.165307][ T5306] ? bdev_name+0x2ce/0x430 [ 80.167246][ T5306] ? rcu_is_watching+0x15/0xb0 [ 80.169288][ T5306] ? pointer+0x5f2/0x1190 [ 80.171163][ T5306] ? __pfx_pointer+0x10/0x10 [ 80.173247][ T5306] ? bdev_open+0x91d/0xd30 [ 80.175160][ T5306] ? format_decode+0x5ee/0xe30 [ 80.177224][ T5306] ? snprintf+0xda/0x120 [ 80.179150][ T5306] ? __pfx_snprintf+0x10/0x10 [ 80.181165][ T5306] ? set_blocksize+0x21e/0x500 [ 80.183269][ T5306] ? sb_set_blocksize+0x104/0x180 [ 80.185506][ T5306] ? setup_bdev_super+0x4c1/0x5b0 [ 80.187606][ T5306] get_tree_bdev_flags+0x40e/0x4d0 [ 80.189702][ T5306] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 80.191883][ T5306] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 80.194256][ T5306] vfs_get_tree+0x8f/0x2b0 [ 80.196245][ T5306] do_new_mount+0x24a/0xa40 [ 80.198194][ T5306] __se_sys_mount+0x317/0x410 [ 80.200271][ T5306] ? __pfx___se_sys_mount+0x10/0x10 [ 80.202552][ T5306] ? do_syscall_64+0xba/0x210 [ 80.204586][ T5306] ? __x64_sys_mount+0x20/0xc0 [ 80.206496][ T5306] do_syscall_64+0xf6/0x210 [ 80.208241][ T5306] ? clear_bhb_loop+0x60/0xb0 [ 80.210105][ T5306] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.212332][ T5306] RIP: 0033:0x7fca78efbe2a [ 80.214120][ T5306] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 80.221026][ T5306] RSP: 002b:00007ffc0b197218 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 80.224337][ T5306] RAX: ffffffffffffffda RBX: 00007ffc0b197230 RCX: 00007fca78efbe2a [ 80.227544][ T5306] RDX: 0000200000000000 RSI: 0000200000000040 RDI: 00007ffc0b197230 [ 80.230813][ T5306] RBP: 0000200000000040 R08: 00007ffc0b197270 R09: 0000000000004458 [ 80.233996][ T5306] R10: 00000000000008c0 R11: 0000000000000282 R12: 0000200000000000 [ 80.237138][ T5306] R13: 00007ffc0b197270 R14: 0000000000000003 R15: 00000000000008c0 [ 80.240282][ T5306] [ 80.241542][ T5306] Modules linked in: [ 80.243397][ T5306] ---[ end trace 0000000000000000 ]--- [ 80.351809][ T5306] RIP: 0010:ocfs2_write_block+0x5d2/0x640 [ 80.359085][ T5306] Code: 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ff e8 95 bd 8d fe 49 8b 3f 4c 89 ee 48 8b 14 24 e8 16 7f 0f 00 eb 1f e8 1f c3 2b fe 90 <0f> 0b e8 17 c3 2b fe 90 0f 0b e8 0f c3 2b fe e9 ce fa ff ff e8 05 [ 80.367759][ T5306] RSP: 0018:ffffc9000d3b6f80 EFLAGS: 00010293 [ 80.370359][ T5306] RAX: ffffffff83942eb1 RBX: 1ffff110087edbd3 RCX: ffff88801c26c880 [ 80.374202][ T5306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 80.377668][ T5306] RBP: ffffc9000d3b7050 R08: ffffffff8f7f3377 R09: 1ffffffff1efe66e [ 80.381331][ T5306] R10: dffffc0000000000 R11: fffffbfff1efe66f R12: 0000000000000000 [ 80.384788][ T5306] R13: dffffc0000000000 R14: ffff888043f6de80 R15: 0000000000000001 [ 80.388222][ T5306] FS: 000055557efa4380(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000 [ 80.392378][ T5306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.395078][ T5306] CR2: 00007ff1257909c0 CR3: 00000000435bc000 CR4: 0000000000352ef0 [ 80.398398][ T5306] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.402082][ T5306] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.405607][ T5306] Kernel panic - not syncing: Fatal exception [ 80.408445][ T5306] Kernel Offset: disabled [ 80.410258][ T5306] Rebooting in 86400 seconds.. VM DIAGNOSIS: 17:02:45 Registers: info registers vcpu 0 CPU#0 RAX=1ffffffff336ab60 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=0000000000000000 RDI=0000000000000020 RBP=ffffffff99b55ed0 RSP=ffffc9000d3b6670 R8 =ffff888000c58237 R9 =1ffff1100018b046 R10=dffffc0000000000 R11=ffffffff853e17e0 R12=dffffc0000000000 R13=0000000000000000 R14=ffffffff99b55c40 R15=0000000000000000 RIP=ffffffff853e1857 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 000055557efa4380 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=00007ff125dee000 CR3=00000000435bc000 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=00000000fcfffc00 Opmask01=000000000000007f Opmask02=00000000fdfff7ff Opmask03=0000000000000000 Opmask04=00000000ffffefff Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000055930f2eb180 000055930f2eb180 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000055930f2eb190 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000055930f2ddfd0 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ff1257f1b20 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffff00 ffffffffffff00ff ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffff0000ff000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ff125752c80 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 000055930f2f75b0 000055930f2f9770 000055930f2f9730 000055930f2ff320 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 000055930f2f6ad0 000055930f2f19a0 000055930f2e9910 000055930f2ec5e0 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 594c58414c5b4800 455441554c415645 00551f1d08555c00 5f4010170300060e ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 7361647c2a737369 63637c2a65686361 63627c2a6476787c 2a64767c2a72737c ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 003a756b733a322e 392d3533712d6370 7276633a3174633a 554d45516e76633a ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 322e392d3533712d 63707276703a2939 3030322c39484349 2b35335128435064 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 7261646e6174536e 703a554d45516e76 733a302e3072623a 343130322f31302f ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 343064623a312b32 316f70627e322d33 2e36312e312d6e61 696265642d332e36 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 313731302c453631 302c353631302c34 3631302c33343130 2c323431302c3134 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