[ 9.017414][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.019840][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.046451][ T977] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.047921][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.51' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 34.146256][ T3029] loop0: detected capacity change from 0 to 2048 [ 34.152736][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 34.152822][ T3029] INFO: trying to register non-static key. [ 34.156379][ T3029] The code is fine but needs lockdep annotation, or maybe [ 34.157984][ T3029] you didn't initialize this object before use? [ 34.159577][ T3029] turning off the locking correctness validator. [ 34.161357][ T3029] CPU: 0 PID: 3029 Comm: syz-executor124 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.164051][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.166530][ T3029] Call trace: [ 34.167461][ T3029] dump_backtrace+0x1c4/0x1f0 [ 34.168788][ T3029] show_stack+0x2c/0x54 [ 34.169965][ T3029] dump_stack_lvl+0x104/0x16c [ 34.171061][ T3029] dump_stack+0x1c/0x58 [ 34.171926][ T3029] assign_lock_key+0x134/0x140 [ 34.172986][ T3029] register_lock_class+0xc4/0x2f8 [ 34.174091][ T3029] __lock_acquire+0xa8/0x30a4 [ 34.175168][ T3029] lock_acquire+0x100/0x1f8 [ 34.176308][ T3029] down_read+0x5c/0x78 [ 34.177406][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.178911][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 34.180256][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 34.181519][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 34.182743][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 34.184227][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.185857][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.187083][ T3029] nilfs_iget+0xac/0x33c [ 34.187983][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 34.189114][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 34.190255][ T3029] nilfs_mount+0x370/0x52c [ 34.191304][ T3029] legacy_get_tree+0x30/0x74 [ 34.192466][ T3029] vfs_get_tree+0x40/0x140 [ 34.193588][ T3029] do_new_mount+0x1dc/0x4e4 [ 34.194704][ T3029] path_mount+0x358/0x914 [ 34.195710][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 34.196759][ T3029] el0_svc_common+0x138/0x220 [ 34.197843][ T3029] do_el0_svc+0x48/0x164 [ 34.198846][ T3029] el0_svc+0x58/0x150 [ 34.199700][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 34.201033][ T3029] el0t_64_sync+0x18c/0x190 [ 34.202302][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 34.203924][ T3029] Mem abort info: [ 34.204515][ T3029] ESR = 0x0000000096000006 [ 34.205232][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 34.206188][ T3029] SET = 0, FnV = 0 [ 34.207024][ T3029] EA = 0, S1PTW = 0 [ 34.207927][ T3029] FSC = 0x06: level 2 translation fault [ 34.209390][ T3029] Data abort info: [ 34.210204][ T3029] ISV = 0, ISS = 0x00000006 [ 34.211302][ T3029] CM = 0, WnR = 0 [ 34.212141][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010b718000 [ 34.213717][ T3029] [0000000000000000] pgd=080000010b725003, p4d=080000010b725003, pud=080000010b726003, pmd=0000000000000000 [ 34.216528][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 34.218127][ T3029] Modules linked in: [ 34.219032][ T3029] CPU: 0 PID: 3029 Comm: syz-executor124 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.221476][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.223859][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.225743][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.227185][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.228523][ T3029] sp : ffff80000ff83810 [ 34.229507][ T3029] x29: ffff80000ff83820 x28: 000000000000002c x27: 0000000000000000 [ 34.231486][ T3029] x26: ffff80000cd66a91 x25: ffff0000ca55a4f8 x24: 0000000000000000 [ 34.233365][ T3029] x23: 0000000000000002 x22: ffff0000ca55a3b8 x21: ffff80000ff83860 [ 34.235355][ T3029] x20: 0000000000000001 x19: ffff0000ca55a3f0 x18: 00000000000000c0 [ 34.237302][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 34.239261][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d333330313032 [ 34.241180][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c7333500 [ 34.243099][ T3029] x8 : 0000000000000000 x7 : 205b5d3333303130 x6 : ffff80000819545c [ 34.245116][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 34.246861][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca55a3b8 [ 34.248652][ T3029] Call trace: [ 34.249403][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.250810][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 34.252044][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 34.253283][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 34.254385][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 34.255662][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.257036][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.258469][ T3029] nilfs_iget+0xac/0x33c [ 34.259377][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 34.260618][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 34.261823][ T3029] nilfs_mount+0x370/0x52c [ 34.262896][ T3029] legacy_get_tree+0x30/0x74 [ 34.264161][ T3029] vfs_get_tree+0x40/0x140 [ 34.265261][ T3029] do_new_mount+0x1dc/0x4e4 [ 34.266331][ T3029] path_mount+0x358/0x914 [ 34.267374][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 34.268491][ T3029] el0_svc_common+0x138/0x220 [ 34.269780][ T3029] do_el0_svc+0x48/0x164 [ 34.270793][ T3029] el0_svc+0x58/0x150 [ 34.271753][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 34.272942][ T3029] el0t_64_sync+0x18c/0x190 [ 34.273958][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 34.275526][ T3029] ---[ end trace 0000000000000000 ]--- [ 34.437995][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 34.439548][ T3029] SMP: stopping secondary CPUs [ 34.440592][ T3029] Kernel Offset: disabled [ 34.441532][ T3029] CPU features: 0x00000,02070084,26017203 [ 34.442725][ T3029] Memory Limit: none [ 34.605954][ T3029] Rebooting in 86400 seconds..