[ 9.420544][ T2616] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.425938][ T2616] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.452289][ T977] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.456268][ T2525] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.227' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 28.116434][ T3037] loop0: detected capacity change from 0 to 2048 [ 28.123277][ T3038] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 28.123423][ T3037] INFO: trying to register non-static key. [ 28.127557][ T3037] The code is fine but needs lockdep annotation, or maybe [ 28.129399][ T3037] you didn't initialize this object before use? [ 28.130922][ T3037] turning off the locking correctness validator. [ 28.132624][ T3037] CPU: 0 PID: 3037 Comm: syz-executor204 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 28.135313][ T3037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 28.137906][ T3037] Call trace: [ 28.138782][ T3037] dump_backtrace+0x1c4/0x1f0 [ 28.140120][ T3037] show_stack+0x2c/0x54 [ 28.141171][ T3037] dump_stack_lvl+0x104/0x16c [ 28.142354][ T3037] dump_stack+0x1c/0x58 [ 28.143468][ T3037] assign_lock_key+0x134/0x140 [ 28.144690][ T3037] register_lock_class+0xc4/0x2f8 [ 28.146040][ T3037] __lock_acquire+0xa8/0x30a4 [ 28.147231][ T3037] lock_acquire+0x100/0x1f8 [ 28.148397][ T3037] down_read+0x5c/0x78 [ 28.149455][ T3037] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 28.150914][ T3037] nilfs_mdt_submit_block+0x164/0x4bc [ 28.152365][ T3037] nilfs_mdt_read_block+0x58/0x22c [ 28.153715][ T3037] nilfs_mdt_get_block+0x5c/0xcc [ 28.155033][ T3037] nilfs_palloc_get_block+0xb4/0x18c [ 28.156399][ T3037] nilfs_palloc_get_entry_block+0x90/0xa4 [ 28.157855][ T3037] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 28.159333][ T3037] nilfs_iget+0xac/0x33c [ 28.160422][ T3037] nilfs_get_root_dentry+0x38/0x180 [ 28.161732][ T3037] nilfs_fill_super+0x1e4/0x2f8 [ 28.162967][ T3037] nilfs_mount+0x370/0x52c [ 28.164078][ T3037] legacy_get_tree+0x30/0x74 [ 28.165231][ T3037] vfs_get_tree+0x40/0x140 [ 28.166372][ T3037] do_new_mount+0x1dc/0x4e4 [ 28.167508][ T3037] path_mount+0x358/0x914 [ 28.168625][ T3037] __arm64_sys_mount+0x2c4/0x3c4 [ 28.169913][ T3037] el0_svc_common+0x138/0x220 [ 28.171115][ T3037] do_el0_svc+0x48/0x164 [ 28.172327][ T3037] el0_svc+0x58/0x150 [ 28.173337][ T3037] el0t_64_sync_handler+0x84/0xf0 [ 28.174646][ T3037] el0t_64_sync+0x18c/0x190 [ 28.175886][ T3037] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 28.178302][ T3037] Mem abort info: [ 28.179326][ T3037] ESR = 0x0000000096000006 [ 28.180457][ T3037] EC = 0x25: DABT (current EL), IL = 32 bits [ 28.182098][ T3037] SET = 0, FnV = 0 [ 28.183057][ T3037] EA = 0, S1PTW = 0 [ 28.184042][ T3037] FSC = 0x06: level 2 translation fault [ 28.185463][ T3037] Data abort info: [ 28.186377][ T3037] ISV = 0, ISS = 0x00000006 [ 28.187632][ T3037] CM = 0, WnR = 0 [ 28.188642][ T3037] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010c085000 [ 28.190475][ T3037] [0000000000000000] pgd=080000010c191003, p4d=080000010c191003, pud=080000010c0d3003, pmd=0000000000000000 [ 28.193466][ T3037] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 28.195303][ T3037] Modules linked in: [ 28.196313][ T3037] CPU: 0 PID: 3037 Comm: syz-executor204 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 28.198967][ T3037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 28.201588][ T3037] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 28.203669][ T3037] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 28.205048][ T3037] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 28.206412][ T3037] sp : ffff8000126cb810 [ 28.207360][ T3037] x29: ffff8000126cb820 x28: 000000000000002c x27: 0000000000000000 [ 28.209380][ T3037] x26: ffff80000cd66a91 x25: ffff0000ca5024f8 x24: 0000000000000000 [ 28.211175][ T3037] x23: 0000000000000002 x22: ffff0000ca5023b8 x21: ffff8000126cb860 [ 28.212982][ T3037] x20: 0000000000000001 x19: ffff0000ca5023f0 x18: 00000000000000c0 [ 28.214896][ T3037] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 28.216993][ T3037] x14: 0000000000000000 x13: 205d373330335420 x12: 5b5d363436343731 [ 28.219177][ T3037] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c7579a80 [ 28.221282][ T3037] x8 : 0000000000000000 x7 : 205b5d3634363437 x6 : ffff80000819545c [ 28.223382][ T3037] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 28.225482][ T3037] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca5023b8 [ 28.227675][ T3037] Call trace: [ 28.228532][ T3037] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 28.230010][ T3037] nilfs_mdt_submit_block+0x164/0x4bc [ 28.231459][ T3037] nilfs_mdt_read_block+0x58/0x22c [ 28.232765][ T3037] nilfs_mdt_get_block+0x5c/0xcc [ 28.234003][ T3037] nilfs_palloc_get_block+0xb4/0x18c [ 28.235385][ T3037] nilfs_palloc_get_entry_block+0x90/0xa4 [ 28.236881][ T3037] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 28.238361][ T3037] nilfs_iget+0xac/0x33c [ 28.239520][ T3037] nilfs_get_root_dentry+0x38/0x180 [ 28.240920][ T3037] nilfs_fill_super+0x1e4/0x2f8 [ 28.242132][ T3037] nilfs_mount+0x370/0x52c [ 28.243227][ T3037] legacy_get_tree+0x30/0x74 [ 28.244363][ T3037] vfs_get_tree+0x40/0x140 [ 28.245580][ T3037] do_new_mount+0x1dc/0x4e4 [ 28.246748][ T3037] path_mount+0x358/0x914 [ 28.247841][ T3037] __arm64_sys_mount+0x2c4/0x3c4 [ 28.249156][ T3037] el0_svc_common+0x138/0x220 [ 28.250373][ T3037] do_el0_svc+0x48/0x164 [ 28.251456][ T3037] el0_svc+0x58/0x150 [ 28.252460][ T3037] el0t_64_sync_handler+0x84/0xf0 [ 28.253753][ T3037] el0t_64_sync+0x18c/0x190 [ 28.255107][ T3037] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 28.256859][ T3037] ---[ end trace 0000000000000000 ]--- [ 28.401880][ T3037] Kernel panic - not syncing: Oops: Fatal exception [ 28.403677][ T3037] SMP: stopping secondary CPUs [ 28.404980][ T3037] Kernel Offset: disabled [ 28.406077][ T3037] CPU features: 0x00000,02070084,26017203 [ 28.407613][ T3037] Memory Limit: none [ 28.551570][ T3037] Rebooting in 86400 seconds..