Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts. [ 59.657199][ T5872] loop0: detected capacity change from 1051 to 0 [ 59.666354][ T5872] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (60935!=0) [ 59.677221][ T5872] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 59.688895][ T5872] ------------[ cut here ]------------ [ 59.694810][ T5872] kernel BUG at fs/ext4/extents_status.c:899! [ 59.700947][ T5872] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 59.706981][ T5872] CPU: 1 PID: 5872 Comm: syz-executor991 Not tainted 5.11.0-syzkaller #0 [ 59.715460][ T5872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.725488][ T5872] RIP: 0010:ext4_es_cache_extent+0x3e2/0x420 [ 59.731433][ T5872] Code: 48 8b 0c 24 e9 cc fc ff ff 44 89 44 24 0c 48 89 0c 24 e8 d1 4c bc ff 44 8b 44 24 0c 48 8b 0c 24 e9 d6 fc ff ff e8 be eb 4b 06 <0f> 0b 48 c7 c7 40 dd 1e 8c e8 b0 4c bc ff e9 1a ff ff ff e8 a6 4c [ 59.751005][ T5872] RSP: 0018:ffffc9000162eee0 EFLAGS: 00010217 [ 59.757128][ T5872] RAX: 0000000000000001 RBX: 1ffff920002c5dde RCX: 0000000000000001 [ 59.765154][ T5872] RDX: 0000000000000000 RSI: ffffffff888afa20 RDI: ffffffff88ddc5c0 [ 59.773090][ T5872] RBP: ffff88802ab5dd38 R08: 0000000000000000 R09: ffffffff8c32288f [ 59.781197][ T5872] R10: fffffbfff1864511 R11: 0000000000000001 R12: 000000000000527e [ 59.789132][ T5872] R13: 00000000ffffffff R14: 0000000000000001 R15: 00000000ffffffff [ 59.797076][ T5872] FS: 0000555556c33300(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 59.806427][ T5872] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.812975][ T5872] CR2: 0000000020000040 CR3: 0000000015d1e000 CR4: 0000000000350ee0 [ 59.820936][ T5872] Call Trace: [ 59.824186][ T5872] ? ext4_es_insert_extent+0x8c0/0x8c0 [ 59.829608][ T5872] ? lock_downgrade+0x6d0/0x6d0 [ 59.834685][ T5872] ext4_cache_extents+0xe4/0x240 [ 59.839584][ T5872] ? ____kasan_kmalloc.constprop.0+0x82/0xa0 [ 59.845823][ T5872] ext4_find_extent+0x88c/0xc70 [ 59.850918][ T5872] ext4_ext_map_blocks+0x1a7/0x4df0 [ 59.856171][ T5872] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 59.862111][ T5872] ? lock_downgrade+0x6d0/0x6d0 [ 59.867002][ T5872] ? ext4_ext_release+0x10/0x10 [ 59.872032][ T5872] ? lock_release+0x710/0x710 [ 59.876770][ T5872] ? find_held_lock+0x2d/0x110 [ 59.881676][ T5872] ? down_read+0x195/0x440 [ 59.886076][ T5872] ? rwsem_down_read_slowpath+0x980/0x980 [ 59.891758][ T5872] ? rcu_read_lock_sched_held+0x3a/0x70 [ 59.897281][ T5872] ? ext4_es_lookup_extent+0x455/0xa40 [ 59.902705][ T5872] ext4_map_blocks+0x718/0x1280 [ 59.907523][ T5872] ? kmem_cache_alloc+0x1c6/0x440 [ 59.912681][ T5872] ? __d_alloc+0x25/0x940 [ 59.916992][ T5872] ? d_alloc+0x3f/0x200 [ 59.921111][ T5872] ? ext4_issue_zeroout+0x1b0/0x1b0 [ 59.926285][ T5872] ? path_openat+0x206/0x2190 [ 59.930939][ T5872] ? do_filp_open+0x16d/0x390 [ 59.935579][ T5872] ? do_sys_openat2+0x11e/0x360 [ 59.940500][ T5872] ? __lock_acquire+0x1644/0x57d0 [ 59.945488][ T5872] ext4_getblk+0x111/0x550 [ 59.949955][ T5872] ? ext4_iomap_overwrite_begin+0x60/0x60 [ 59.955649][ T5872] ? mark_lock+0xee/0x1720 [ 59.960028][ T5872] ext4_bread_batch+0x68/0x3d0 [ 59.964771][ T5872] __ext4_find_entry+0x3b3/0xd50 [ 59.969688][ T5872] ? ext4_dx_find_entry+0x4d0/0x4d0 [ 59.975040][ T5872] ? ext4_fname_prepare_lookup+0x224/0x2e0 [ 59.980806][ T5872] ? ext4_fname_setup_filename+0x260/0x260 [ 59.987022][ T5872] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 59.992968][ T5872] ? d_alloc_parallel+0x6e8/0x1480 [ 59.998049][ T5872] ext4_lookup+0x13b/0x5c0 [ 60.002424][ T5872] ? ext4_cross_rename+0x1180/0x1180 [ 60.007669][ T5872] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 60.013607][ T5872] ? lockdep_init_map_waits+0x26a/0x720 [ 60.019109][ T5872] ? __raw_spin_lock_init+0x34/0x100 [ 60.024352][ T5872] __lookup_slow+0x1fe/0x3c0 [ 60.028912][ T5872] ? page_put_link+0x180/0x180 [ 60.033637][ T5872] walk_component+0x364/0x5e0 [ 60.038281][ T5872] ? handle_dots.part.0+0x1460/0x1460 [ 60.044087][ T5872] ? path_openat+0x14a/0x2190 [ 60.048729][ T5872] ? lock_downgrade+0x6d0/0x6d0 [ 60.053889][ T5872] ? generic_permission+0x41/0x370 [ 60.059138][ T5872] link_path_walk.part.0+0x4eb/0x930 [ 60.064404][ T5872] ? walk_component+0x5e0/0x5e0 [ 60.069341][ T5872] path_openat+0x206/0x2190 [ 60.073824][ T5872] ? __lock_acquire+0x1644/0x57d0 [ 60.078902][ T5872] ? path_lookupat+0x660/0x660 [ 60.083776][ T5872] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 60.089731][ T5872] ? mark_lock+0xee/0x1720 [ 60.094112][ T5872] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 60.100056][ T5872] do_filp_open+0x16d/0x390 [ 60.104612][ T5872] ? may_open_dev+0xd0/0xd0 [ 60.109074][ T5872] ? alloc_fd+0x1b2/0x530 [ 60.113366][ T5872] ? rwlock_bug.part.0+0x90/0x90 [ 60.118263][ T5872] ? _raw_spin_unlock+0x24/0x40 [ 60.123093][ T5872] ? alloc_fd+0x1b2/0x530 [ 60.127404][ T5872] ? getname_flags.part.0+0x89/0x440 [ 60.132654][ T5872] do_sys_openat2+0x11e/0x360 [ 60.137400][ T5872] ? build_open_flags+0x470/0x470 [ 60.142403][ T5872] ? __context_tracking_exit+0x80/0x90 [ 60.147825][ T5872] ? lock_downgrade+0x6d0/0x6d0 [ 60.152730][ T5872] __x64_sys_openat+0x11b/0x1d0 [ 60.157557][ T5872] ? __ia32_sys_open+0x190/0x190 [ 60.162473][ T5872] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 60.168433][ T5872] ? syscall_enter_from_user_mode+0x27/0x70 [ 60.174303][ T5872] ? lockdep_hardirqs_on+0x79/0x100 [ 60.179464][ T5872] do_syscall_64+0x2d/0x70 [ 60.183863][ T5872] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.190222][ T5872] RIP: 0033:0x7f63dc65df09 [ 60.195060][ T5872] 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 [ 60.215154][ T5872] RSP: 002b:00007ffec6cdce78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 60.223525][ T5872] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f63dc65df09 [ 60.231457][ T5872] RDX: 000000000000c880 RSI: 0000000020000100 RDI: 0000000000000005 [ 60.239392][ T5872] RBP: 00007f63dc61d700 R08: 0000000800000015 R09: 0000000000000000 [ 60.247325][ T5872] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f63dc61d790 [ 60.255261][ T5872] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 60.263199][ T5872] Modules linked in: [ 60.267585][ T5872] ---[ end trace 7c6702185d50fdc5 ]--- [ 60.273050][ T5872] RIP: 0010:ext4_es_cache_extent+0x3e2/0x420 [ 60.279024][ T5872] Code: 48 8b 0c 24 e9 cc fc ff ff 44 89 44 24 0c 48 89 0c 24 e8 d1 4c bc ff 44 8b 44 24 0c 48 8b 0c 24 e9 d6 fc ff ff e8 be eb 4b 06 <0f> 0b 48 c7 c7 40 dd 1e 8c e8 b0 4c bc ff e9 1a ff ff ff e8 a6 4c [ 60.298628][ T5872] RSP: 0018:ffffc9000162eee0 EFLAGS: 00010217 [ 60.304677][ T5872] RAX: 0000000000000001 RBX: 1ffff920002c5dde RCX: 0000000000000001 [ 60.312722][ T5872] RDX: 0000000000000000 RSI: ffffffff888afa20 RDI: ffffffff88ddc5c0 [ 60.320667][ T5872] RBP: ffff88802ab5dd38 R08: 0000000000000000 R09: ffffffff8c32288f [ 60.328627][ T5872] R10: fffffbfff1864511 R11: 0000000000000001 R12: 000000000000527e [ 60.336581][ T5872] R13: 00000000ffffffff R14: 0000000000000001 R15: 00000000ffffffff [ 60.344547][ T5872] FS: 0000555556c33300(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 60.353457][ T5872] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.360014][ T5872] CR2: 0000000020000040 CR3: 0000000015d1e000 CR4: 0000000000350ee0 [ 60.368149][ T5872] Kernel panic - not syncing: Fatal exception [ 60.374963][ T5872] Kernel Offset: disabled [ 60.379261][ T5872] Rebooting in 86400 seconds..