Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.63' (ECDSA) to the list of known hosts. syzkaller login: [ 34.277668] ERROR: (device loop2): diRead: i_ino != di_number [ 34.277668] [ 34.292974] ERROR: (device loop3): diRead: i_ino != di_number [ 34.292974] [ 34.294742] ERROR: (device loop0): diRead: i_ino != di_number [ 34.294742] [ 34.336347] audit: type=1804 audit(1675061015.338:2): pid=8134 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor854" name="/root/syzkaller.b0rUcs/0/file0/bus" dev="loop2" ino=7 res=1 [ 34.368365] ERROR: (device loop1): diRead: i_ino != di_number [ 34.368365] [ 34.376225] ------------[ cut here ]------------ [ 34.381069] kernel BUG at fs/jfs/super.c:138! [ 34.387613] ERROR: (device loop5): diRead: i_ino != di_number [ 34.387613] [ 34.396260] ERROR: (device loop4): diRead: i_ino != di_number [ 34.396260] [ 34.412585] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 34.417413] audit: type=1800 audit(1675061015.338:3): pid=8134 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor854" name="bus" dev="loop2" ino=7 res=0 [ 34.417967] CPU: 0 PID: 8097 Comm: syz-executor854 Not tainted 4.19.211-syzkaller #0 [ 34.444903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 34.454267] RIP: 0010:jfs_destroy_inode+0x18d/0x1e0 [ 34.459302] Code: 4c 89 e2 48 c1 ea 03 0f b6 04 02 4c 89 e2 83 e2 07 38 d0 7f 04 84 c0 75 37 c6 83 83 fc ff ff ff e9 16 ff ff ff e8 93 12 f0 fe <0f> 0b 4c 89 e7 e8 29 ed 25 ff e9 e8 fe ff ff 48 89 ef e8 6c ef 25 [ 34.478200] RSP: 0018:ffff888094c37bf0 EFLAGS: 00010293 [ 34.483557] RAX: ffff8880b50aa080 RBX: ffff88808df6d968 RCX: ffffffff81a93820 [ 34.490803] RDX: 0000000000000000 RSI: ffffffff827272dd RDI: ffff88808df6d968 [ 34.498053] RBP: ffff88808df6d630 R08: 00000000be4dce73 R09: 0000000000000000 [ 34.505301] R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 [ 34.512574] R13: ffff888094c37cd0 R14: ffff88808df6db08 R15: ffff88808df6d968 [ 34.519823] FS: 00005555570a1300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 34.528028] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.533892] CR2: 0000557d077cbd90 CR3: 00000000ab638000 CR4: 00000000003406f0 [ 34.541143] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.548396] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.555647] Call Trace: [ 34.558216] ? jfs_i_callback+0x20/0x20 [ 34.562173] destroy_inode+0xb9/0x110 [ 34.565952] dispose_list+0x124/0x1f0 [ 34.569737] evict_inodes+0x341/0x430 [ 34.573520] ? dispose_list+0x1f0/0x1f0 [ 34.577475] ? shrink_dcache_for_umount+0x165/0x330 [ 34.582472] generic_shutdown_super+0xb3/0x370 [ 34.587038] kill_block_super+0x97/0xf0 [ 34.590993] deactivate_locked_super+0x94/0x160 [ 34.595643] deactivate_super+0x174/0x1a0 [ 34.599777] ? deactivate_locked_super+0x160/0x160 [ 34.604684] ? dput+0x31/0x640 [ 34.607857] cleanup_mnt+0x1a8/0x290 [ 34.611551] task_work_run+0x148/0x1c0 [ 34.615453] exit_to_usermode_loop+0x251/0x2a0 [ 34.620015] do_syscall_64+0x538/0x620 [ 34.623882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.629049] RIP: 0033:0x7f1c8fd8ea87 [ 34.632760] Code: ff d0 48 89 c7 b8 3c 00 00 00 0f 05 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 a6 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 [ 34.651643] RSP: 002b:00007ffcb38d7da8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 34.659328] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f1c8fd8ea87 [ 34.666576] RDX: 00007ffcb38d7e69 RSI: 000000000000000a RDI: 00007ffcb38d7e60 [ 34.673824] RBP: 00007ffcb38d7e60 R08: 00000000ffffffff R09: 00007ffcb38d7c40 [ 34.681074] R10: 00005555570a2683 R11: 0000000000000202 R12: 00007ffcb38d8f20 [ 34.688323] R13: 00005555570a25f0 R14: 00007ffcb38d7dd0 R15: 00007ffcb38d8f40 [ 34.695573] Modules linked in: [ 34.700232] ---[ end trace 0b85d53b1cc43496 ]--- [ 34.706650] RIP: 0010:jfs_destroy_inode+0x18d/0x1e0 [ 34.712382] Code: 4c 89 e2 48 c1 ea 03 0f b6 04 02 4c 89 e2 83 e2 07 38 d0 7f 04 84 c0 75 37 c6 83 83 fc ff ff ff e9 16 ff ff ff e8 93 12 f0 fe <0f> 0b 4c 89 e7 e8 29 ed 25 ff e9 e8 fe ff ff 48 89 ef e8 6c ef 25 [ 34.732063] RSP: 0018:ffff888094c37bf0 EFLAGS: 00010293 [ 34.737667] RAX: ffff8880b50aa080 RBX: ffff88808df6d968 RCX: ffffffff81a93820 [ 34.745342] RDX: 0000000000000000 RSI: ffffffff827272dd RDI: ffff88808df6d968 [ 34.752607] RBP: ffff88808df6d630 R08: 00000000be4dce73 R09: 0000000000000000 [ 34.760351] R10: 0000000000000001 R11: 0000000000000000 R12: dffffc0000000000 [ 34.767858] R13: ffff888094c37cd0 R14: ffff88808df6db08 R15: ffff88808df6d968 [ 34.775909] FS: 00005555570a1300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 34.784134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.790318] CR2: 00005555570aa628 CR3: 00000000ab638000 CR4: 00000000003406f0 [ 34.797783] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.805260] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.824455] Kernel panic - not syncing: Fatal exception [ 34.830001] Kernel Offset: disabled [ 34.833614] Rebooting in 86400 seconds..