[ 9.366591][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.370028][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.395754][ T116] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.397494][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.21' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.526256][ T3029] loop0: detected capacity change from 0 to 2048 [ 26.532650][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 26.532788][ T3029] INFO: trying to register non-static key. [ 26.536703][ T3029] The code is fine but needs lockdep annotation, or maybe [ 26.538414][ T3029] you didn't initialize this object before use? [ 26.539927][ T3029] turning off the locking correctness validator. [ 26.541472][ T3029] CPU: 1 PID: 3029 Comm: syz-executor204 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 26.544215][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 26.546721][ T3029] Call trace: [ 26.547537][ T3029] dump_backtrace+0x1c4/0x1f0 [ 26.548682][ T3029] show_stack+0x2c/0x54 [ 26.549796][ T3029] dump_stack_lvl+0x104/0x16c [ 26.550916][ T3029] dump_stack+0x1c/0x58 [ 26.551945][ T3029] assign_lock_key+0x134/0x140 [ 26.553071][ T3029] register_lock_class+0xc4/0x2f8 [ 26.554329][ T3029] __lock_acquire+0xa8/0x30a4 [ 26.555486][ T3029] lock_acquire+0x100/0x1f8 [ 26.556642][ T3029] down_read+0x5c/0x78 [ 26.557659][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 26.559075][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 26.560453][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 26.561742][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 26.562977][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 26.564478][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 26.565846][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 26.567280][ T3029] nilfs_iget+0xac/0x33c [ 26.568328][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 26.569617][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 26.570795][ T3029] nilfs_mount+0x370/0x52c [ 26.571883][ T3029] legacy_get_tree+0x30/0x74 [ 26.573002][ T3029] vfs_get_tree+0x40/0x140 [ 26.574169][ T3029] do_new_mount+0x1dc/0x4e4 [ 26.575242][ T3029] path_mount+0x358/0x914 [ 26.576313][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 26.577515][ T3029] el0_svc_common+0x138/0x220 [ 26.578673][ T3029] do_el0_svc+0x48/0x164 [ 26.579748][ T3029] el0_svc+0x58/0x150 [ 26.580735][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 26.581972][ T3029] el0t_64_sync+0x18c/0x190 [ 26.583125][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 26.585363][ T3029] Mem abort info: [ 26.586093][ T3029] ESR = 0x0000000096000006 [ 26.587047][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 26.588482][ T3029] SET = 0, FnV = 0 [ 26.589443][ T3029] EA = 0, S1PTW = 0 [ 26.590429][ T3029] FSC = 0x06: level 2 translation fault [ 26.591781][ T3029] Data abort info: [ 26.592817][ T3029] ISV = 0, ISS = 0x00000006 [ 26.594006][ T3029] CM = 0, WnR = 0 [ 26.594866][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010bccc000 [ 26.596557][ T3029] [0000000000000000] pgd=080000010b34d003, p4d=080000010b34d003, pud=080000010b38b003, pmd=0000000000000000 [ 26.599201][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 26.600663][ T3029] Modules linked in: [ 26.601485][ T3029] CPU: 1 PID: 3029 Comm: syz-executor204 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 26.604134][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 26.606716][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 26.608588][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 26.609905][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 26.611359][ T3029] sp : ffff800012933810 [ 26.612385][ T3029] x29: ffff800012933820 x28: 000000000000002c x27: 0000000000000000 [ 26.614305][ T3029] x26: ffff80000cd66a91 x25: ffff0000ca50a4f8 x24: 0000000000000000 [ 26.616278][ T3029] x23: 0000000000000002 x22: ffff0000ca50a3b8 x21: ffff800012933860 [ 26.618253][ T3029] x20: 0000000000000001 x19: ffff0000ca50a3f0 x18: 00000000000000c0 [ 26.620136][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 26.622080][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d323739313835 [ 26.623847][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c41e0000 [ 26.625768][ T3029] x8 : 0000000000000000 x7 : 205b5d3237393138 x6 : ffff80000819545c [ 26.627818][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 26.629712][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca50a3b8 [ 26.631609][ T3029] Call trace: [ 26.632414][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 26.633782][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 26.635105][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 26.636357][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 26.637537][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 26.638870][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 26.640259][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 26.641695][ T3029] nilfs_iget+0xac/0x33c [ 26.642742][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 26.644127][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 26.645433][ T3029] nilfs_mount+0x370/0x52c [ 26.646413][ T3029] legacy_get_tree+0x30/0x74 [ 26.647428][ T3029] vfs_get_tree+0x40/0x140 [ 26.648415][ T3029] do_new_mount+0x1dc/0x4e4 [ 26.649514][ T3029] path_mount+0x358/0x914 [ 26.650554][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 26.651734][ T3029] el0_svc_common+0x138/0x220 [ 26.652847][ T3029] do_el0_svc+0x48/0x164 [ 26.653858][ T3029] el0_svc+0x58/0x150 [ 26.654823][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 26.656050][ T3029] el0t_64_sync+0x18c/0x190 [ 26.657120][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 26.658980][ T3029] ---[ end trace 0000000000000000 ]--- [ 26.799472][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 26.801227][ T3029] SMP: stopping secondary CPUs [ 26.802414][ T3029] Kernel Offset: disabled [ 26.803539][ T3029] CPU features: 0x00000,02070084,26017203 [ 26.804961][ T3029] Memory Limit: none [ 26.945954][ T3029] Rebooting in 86400 seconds..