DUID 00:04:d6:b0:09:ff:72:32:c6:5d:c0:56:b1:2d:70:06:fa:56 forked to background, child pid 3173 [ 29.286035][ T3174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 29.301749][ T3174] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.121' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 50.406264][ T3588] loop0: detected capacity change from 0 to 1051 [ 50.420901][ T3588] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (60935!=0) [ 50.436122][ T3588] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 50.446480][ T3588] ------------[ cut here ]------------ [ 50.452180][ T3588] kernel BUG at fs/ext4/extents_status.c:899! [ 50.458903][ T3588] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 50.465112][ T3588] CPU: 0 PID: 3588 Comm: syz-executor258 Not tainted 5.17.0-rc4-syzkaller-00052-g359303076163 #0 [ 50.475698][ T3588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.485739][ T3588] RIP: 0010:ext4_es_cache_extent+0x56a/0x580 [ 50.491729][ T3588] Code: 07 80 c1 03 38 c1 0f 8c 7e fe ff ff 4c 89 e7 e8 0c 78 a9 ff e9 71 fe ff ff e8 82 af 5c ff 0f 0b e8 4b cf f3 07 e8 76 af 5c ff <0f> 0b e8 6f af 5c ff 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 [ 50.511326][ T3588] RSP: 0018:ffffc90001a7e9e0 EFLAGS: 00010293 [ 50.517392][ T3588] RAX: ffffffff822909ea RBX: 00000000ffffffff RCX: ffff888022dc8000 [ 50.525383][ T3588] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 00000000000029ce [ 50.533347][ T3588] RBP: ffffc90001a7eaf0 R08: ffffffff8229065f R09: fffffbfff1c00866 [ 50.541305][ T3588] R10: fffffbfff1c00866 R11: 0000000000000000 R12: ffff88801b9c4678 [ 50.549278][ T3588] R13: dffffc0000000000 R14: 00000000000029ce R15: ffffc90001a7ea40 [ 50.557229][ T3588] FS: 000055555629e300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 50.566138][ T3588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.572701][ T3588] CR2: 0000000020000040 CR3: 000000001ecc3000 CR4: 00000000003506f0 [ 50.580672][ T3588] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.588640][ T3588] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.596595][ T3588] Call Trace: [ 50.599858][ T3588] <TASK> [ 50.602780][ T3588] ? __es_shrink+0x770/0x770 [ 50.607361][ T3588] ? kcalloc+0x32/0x50 [ 50.611410][ T3588] ? __kmalloc+0x253/0x380 [ 50.615818][ T3588] ? kcalloc+0x32/0x50 [ 50.619881][ T3588] ext4_find_extent+0x524/0xcc0 [ 50.624716][ T3588] ? trace_ext4_ext_map_blocks_enter+0xed/0x280 [ 50.630936][ T3588] ext4_ext_map_blocks+0x218/0x6ef0 [ 50.636189][ T3588] ? trace_lock_acquire+0x190/0x190 [ 50.641390][ T3588] ? ext4_ext_release+0x10/0x10 [ 50.646235][ T3588] ? read_lock_is_recursive+0x10/0x10 [ 50.651640][ T3588] ? __down_read_common+0x1b0/0x450 [ 50.656896][ T3588] ? ext4_es_lookup_extent+0x368/0x720 [ 50.662338][ T3588] ext4_map_blocks+0x2f7/0x1e30 [ 50.667175][ T3588] ? stack_trace_save+0x1e0/0x1e0 [ 50.672305][ T3588] ? ext4_issue_zeroout+0x260/0x260 [ 50.677529][ T3588] ? arch_stack_walk+0xf8/0x140 [ 50.682377][ T3588] ext4_getblk+0x19c/0x700 [ 50.686878][ T3588] ? ext4_get_block_unwritten+0x30/0x30 [ 50.692408][ T3588] ? __might_sleep+0xe0/0xe0 [ 50.697009][ T3588] ? __print_lock_name+0x1d0/0x1d0 [ 50.702108][ T3588] ext4_bread_batch+0x62/0x540 [ 50.707063][ T3588] __ext4_find_entry+0x104a/0x1be0 [ 50.712214][ T3588] ? ext4_ci_compare+0x620/0x620 [ 50.717260][ T3588] ? lockdep_hardirqs_on_prepare+0x412/0x780 [ 50.723240][ T3588] ? rcu_lock_release+0x5/0x20 [ 50.728014][ T3588] ? ext4_fname_setup_ci_filename+0x65/0x490 [ 50.734078][ T3588] ? __d_lookup_rcu+0x6b8/0x780 [ 50.738919][ T3588] ? ext4_lookup+0x38f/0xb90 [ 50.743522][ T3588] ext4_lookup+0x3f0/0xb90 [ 50.747927][ T3588] ? ext4_add_entry+0x4210/0x4210 [ 50.753053][ T3588] ? d_alloc_parallel+0x1478/0x15c0 [ 50.758265][ T3588] ? lockdep_init_map_type+0x9f/0x9b0 [ 50.763633][ T3588] ? __init_waitqueue_head+0x68/0xd0 [ 50.768906][ T3588] __lookup_slow+0x27f/0x3d0 [ 50.773500][ T3588] ? lookup_one_len+0x2c0/0x2c0 [ 50.778393][ T3588] ? up_read_non_owner+0x1c0/0x1c0 [ 50.783505][ T3588] ? smack_inode_permission+0x29a/0x340 [ 50.789064][ T3588] walk_component+0x516/0x790 [ 50.793894][ T3588] ? try_to_unlazy+0xce0/0xce0 [ 50.798732][ T3588] ? bpf_lsm_inode_permission+0x5/0x10 [ 50.804371][ T3588] ? security_inode_permission+0xda/0x110 [ 50.810094][ T3588] link_path_walk+0x675/0xde0 [ 50.814763][ T3588] ? path_init+0x11f0/0x11f0 [ 50.819496][ T3588] path_openat+0x25b/0x36a0 [ 50.824150][ T3588] ? do_filp_open+0x4f0/0x4f0 [ 50.828828][ T3588] ? rcu_read_lock_sched_held+0x89/0x130 [ 50.834453][ T3588] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 50.840565][ T3588] do_filp_open+0x277/0x4f0 [ 50.845210][ T3588] ? vfs_tmpfile+0x230/0x230 [ 50.849920][ T3588] ? alloc_fd+0x5e1/0x680 [ 50.854247][ T3588] ? _raw_spin_unlock+0x24/0x40 [ 50.859094][ T3588] ? alloc_fd+0x5e1/0x680 [ 50.863422][ T3588] do_sys_openat2+0x13b/0x500 [ 50.868102][ T3588] ? do_sys_open+0x220/0x220 [ 50.872682][ T3588] __x64_sys_openat+0x243/0x290 [ 50.877529][ T3588] ? __ia32_sys_open+0x270/0x270 [ 50.882613][ T3588] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 50.888591][ T3588] ? lockdep_hardirqs_on+0x95/0x140 [ 50.893788][ T3588] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 50.899769][ T3588] do_syscall_64+0x44/0xd0 [ 50.904179][ T3588] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.910056][ T3588] RIP: 0033:0x7f2f520f4f19 [ 50.914458][ T3588] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 50.934148][ T3588] RSP: 002b:00007ffdf4ecff48 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 50.942550][ T3588] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f520f4f19 [ 50.950511][ T3588] RDX: 000000000000c880 RSI: 0000000020000100 RDI: 0000000000000005 [ 50.958488][ T3588] RBP: 00007f2f520b47b0 R08: 0000000800000015 R09: 0000000000000000 [ 50.966683][ T3588] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f520b4840 [ 50.974645][ T3588] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 50.982680][ T3588] </TASK> [ 50.985804][ T3588] Modules linked in: [ 50.990590][ T3588] ---[ end trace 0000000000000000 ]--- [ 50.996731][ T3588] RIP: 0010:ext4_es_cache_extent+0x56a/0x580 [ 51.003005][ T3588] Code: 07 80 c1 03 38 c1 0f 8c 7e fe ff ff 4c 89 e7 e8 0c 78 a9 ff e9 71 fe ff ff e8 82 af 5c ff 0f 0b e8 4b cf f3 07 e8 76 af 5c ff <0f> 0b e8 6f af 5c ff 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 [ 51.022651][ T3588] RSP: 0018:ffffc90001a7e9e0 EFLAGS: 00010293 [ 51.028729][ T3588] RAX: ffffffff822909ea RBX: 00000000ffffffff RCX: ffff888022dc8000 [ 51.036747][ T3588] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 00000000000029ce [ 51.044755][ T3588] RBP: ffffc90001a7eaf0 R08: ffffffff8229065f R09: fffffbfff1c00866 [ 51.052753][ T3588] R10: fffffbfff1c00866 R11: 0000000000000000 R12: ffff88801b9c4678 [ 51.060733][ T3588] R13: dffffc0000000000 R14: 00000000000029ce R15: ffffc90001a7ea40 [ 51.069151][ T3588] FS: 000055555629e300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 51.078142][ T3588] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.084859][ T3588] CR2: 00005616fff34708 CR3: 000000001ecc3000 CR4: 00000000003506e0 [ 51.093078][ T3588] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.101051][ T3588] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.109078][ T3588] Kernel panic - not syncing: Fatal exception [ 51.115324][ T3588] Kernel Offset: disabled [ 51.119755][ T3588] Rebooting in 86400 seconds..