[ 8.843457][ T2614] 8021q: adding VLAN 0 to HW filter on device bond0 [ 8.850862][ T2614] eql: remember to turn off Van-Jacobson compression on your slave devices [ 8.878187][ T9] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 8.879730][ T2523] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.64' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.801651][ T3029] loop0: detected capacity change from 0 to 2048 [ 26.808290][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 26.808431][ T3029] INFO: trying to register non-static key. [ 26.811705][ T3029] The code is fine but needs lockdep annotation, or maybe [ 26.813152][ T3029] you didn't initialize this object before use? [ 26.814241][ T3029] turning off the locking correctness validator. [ 26.815256][ T3029] CPU: 1 PID: 3029 Comm: syz-executor321 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 26.817381][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 26.819438][ T3029] Call trace: [ 26.820107][ T3029] dump_backtrace+0x1c4/0x1f0 [ 26.821087][ T3029] show_stack+0x2c/0x54 [ 26.821940][ T3029] dump_stack_lvl+0x104/0x16c [ 26.822895][ T3029] dump_stack+0x1c/0x58 [ 26.823751][ T3029] assign_lock_key+0x134/0x140 [ 26.824766][ T3029] register_lock_class+0xc4/0x2f8 [ 26.825823][ T3029] __lock_acquire+0xa8/0x30a4 [ 26.826845][ T3029] lock_acquire+0x100/0x1f8 [ 26.827818][ T3029] down_read+0x5c/0x78 [ 26.828662][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 26.829851][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 26.830967][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 26.832017][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 26.833034][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 26.834154][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 26.835406][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 26.836623][ T3029] nilfs_iget+0xac/0x33c [ 26.837510][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 26.838597][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 26.839621][ T3029] nilfs_mount+0x370/0x52c [ 26.840539][ T3029] legacy_get_tree+0x30/0x74 [ 26.841490][ T3029] vfs_get_tree+0x40/0x140 [ 26.842417][ T3029] do_new_mount+0x1dc/0x4e4 [ 26.843353][ T3029] path_mount+0x358/0x914 [ 26.844249][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 26.845339][ T3029] el0_svc_common+0x138/0x220 [ 26.846279][ T3029] do_el0_svc+0x48/0x164 [ 26.847188][ T3029] el0_svc+0x58/0x150 [ 26.847990][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 26.848970][ T3029] el0t_64_sync+0x18c/0x190 [ 26.849927][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 26.851974][ T3029] Mem abort info: [ 26.852693][ T3029] ESR = 0x0000000096000006 [ 26.853650][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 26.854921][ T3029] SET = 0, FnV = 0 [ 26.855715][ T3029] EA = 0, S1PTW = 0 [ 26.856513][ T3029] FSC = 0x06: level 2 translation fault [ 26.857718][ T3029] Data abort info: [ 26.858498][ T3029] ISV = 0, ISS = 0x00000006 [ 26.859437][ T3029] CM = 0, WnR = 0 [ 26.860205][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000106a0f000 [ 26.861647][ T3029] [0000000000000000] pgd=080000010494d003, p4d=080000010494d003, pud=0800000104a3e003, pmd=0000000000000000 [ 26.863983][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 26.865462][ T3029] Modules linked in: [ 26.866249][ T3029] CPU: 1 PID: 3029 Comm: syz-executor321 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 26.868420][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 26.870515][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 26.872245][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 26.873490][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 26.874753][ T3029] sp : ffff80000ff7b810 [ 26.875610][ T3029] x29: ffff80000ff7b820 x28: 000000000000002c x27: 0000000000000000 [ 26.877289][ T3029] x26: ffff80000cd66a91 x25: ffff0000cae024f8 x24: 0000000000000000 [ 26.878967][ T3029] x23: 0000000000000002 x22: ffff0000cae023b8 x21: ffff80000ff7b860 [ 26.880661][ T3029] x20: 0000000000000001 x19: ffff0000cae023f0 x18: 00000000000000c0 [ 26.882336][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 26.883992][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d303739383438 [ 26.885678][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c6da0000 [ 26.887342][ T3029] x8 : 0000000000000000 x7 : 205b5d3037393834 x6 : ffff80000819545c [ 26.888984][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 26.890637][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000cae023b8 [ 26.892321][ T3029] Call trace: [ 26.892978][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 26.894142][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 26.895273][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 26.896350][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 26.897375][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 26.898472][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 26.899690][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 26.900863][ T3029] nilfs_iget+0xac/0x33c [ 26.901765][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 26.902848][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 26.903844][ T3029] nilfs_mount+0x370/0x52c [ 26.904743][ T3029] legacy_get_tree+0x30/0x74 [ 26.905709][ T3029] vfs_get_tree+0x40/0x140 [ 26.906676][ T3029] do_new_mount+0x1dc/0x4e4 [ 26.907606][ T3029] path_mount+0x358/0x914 [ 26.908549][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 26.909607][ T3029] el0_svc_common+0x138/0x220 [ 26.910702][ T3029] do_el0_svc+0x48/0x164 [ 26.911654][ T3029] el0_svc+0x58/0x150 [ 26.912501][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 26.913552][ T3029] el0t_64_sync+0x18c/0x190 [ 26.914555][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 26.916033][ T3029] ---[ end trace 0000000000000000 ]--- [ 27.081226][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 27.082667][ T3029] SMP: stopping secondary CPUs [ 27.083652][ T3029] Kernel Offset: disabled [ 27.084531][ T3029] CPU features: 0x00000,02070084,26017203 [ 27.085775][ T3029] Memory Limit: none [ 27.252233][ T3029] Rebooting in 86400 seconds..