[ 9.374556][ T2614] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.378343][ T2614] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.403793][ T1016] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.406661][ T917] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 34.583588][ T3029] loop0: detected capacity change from 0 to 2048 [ 34.590185][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 34.590372][ T3029] INFO: trying to register non-static key. [ 34.594401][ T3029] The code is fine but needs lockdep annotation, or maybe [ 34.596169][ T3029] you didn't initialize this object before use? [ 34.597709][ T3029] turning off the locking correctness validator. [ 34.599276][ T3029] CPU: 0 PID: 3029 Comm: syz-executor360 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.601982][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.604391][ T3029] Call trace: [ 34.605182][ T3029] dump_backtrace+0x1c4/0x1f0 [ 34.606317][ T3029] show_stack+0x2c/0x54 [ 34.607358][ T3029] dump_stack_lvl+0x104/0x16c [ 34.608551][ T3029] dump_stack+0x1c/0x58 [ 34.609545][ T3029] assign_lock_key+0x134/0x140 [ 34.610784][ T3029] register_lock_class+0xc4/0x2f8 [ 34.612094][ T3029] __lock_acquire+0xa8/0x30a4 [ 34.613254][ T3029] lock_acquire+0x100/0x1f8 [ 34.614356][ T3029] down_read+0x5c/0x78 [ 34.615362][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.616763][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 34.618084][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 34.619385][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 34.620630][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 34.621996][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.623533][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.624982][ T3029] nilfs_iget+0xac/0x33c [ 34.626051][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 34.627360][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 34.628556][ T3029] nilfs_mount+0x370/0x52c [ 34.629672][ T3029] legacy_get_tree+0x30/0x74 [ 34.630868][ T3029] vfs_get_tree+0x40/0x140 [ 34.631930][ T3029] do_new_mount+0x1dc/0x4e4 [ 34.633018][ T3029] path_mount+0x358/0x914 [ 34.634090][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 34.635295][ T3029] el0_svc_common+0x138/0x220 [ 34.636462][ T3029] do_el0_svc+0x48/0x164 [ 34.637521][ T3029] el0_svc+0x58/0x150 [ 34.638541][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 34.639993][ T3029] el0t_64_sync+0x18c/0x190 [ 34.641165][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 34.643458][ T3029] Mem abort info: [ 34.644279][ T3029] ESR = 0x0000000096000006 [ 34.645359][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 34.646592][ T3029] SET = 0, FnV = 0 [ 34.647361][ T3029] EA = 0, S1PTW = 0 [ 34.648145][ T3029] FSC = 0x06: level 2 translation fault [ 34.649458][ T3029] Data abort info: [ 34.650364][ T3029] ISV = 0, ISS = 0x00000006 [ 34.651539][ T3029] CM = 0, WnR = 0 [ 34.652371][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010c7bd000 [ 34.654157][ T3029] [0000000000000000] pgd=080000010b959003, p4d=080000010b959003, pud=080000010c711003, pmd=0000000000000000 [ 34.656564][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 34.658300][ T3029] Modules linked in: [ 34.659200][ T3029] CPU: 0 PID: 3029 Comm: syz-executor360 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.661708][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.664055][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.665948][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.667443][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.668964][ T3029] sp : ffff800010feb810 [ 34.670059][ T3029] x29: ffff800010feb820 x28: 000000000000002c x27: 0000000000000000 [ 34.671904][ T3029] x26: ffff80000cd66a91 x25: ffff0000ca64a4f8 x24: 0000000000000000 [ 34.673788][ T3029] x23: 0000000000000002 x22: ffff0000ca64a3b8 x21: ffff800010feb860 [ 34.675747][ T3029] x20: 0000000000000001 x19: ffff0000ca64a3f0 x18: 00000000000000c0 [ 34.677657][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 34.679676][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d333939393336 [ 34.681666][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c665cf80 [ 34.683676][ T3029] x8 : 0000000000000000 x7 : 205b5d3339393933 x6 : ffff80000819545c [ 34.685637][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 34.687518][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca64a3b8 [ 34.689482][ T3029] Call trace: [ 34.690441][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.691825][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 34.693205][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 34.694424][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 34.695524][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 34.696884][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.698235][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.699634][ T3029] nilfs_iget+0xac/0x33c [ 34.700683][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 34.701978][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 34.703224][ T3029] nilfs_mount+0x370/0x52c [ 34.704360][ T3029] legacy_get_tree+0x30/0x74 [ 34.705586][ T3029] vfs_get_tree+0x40/0x140 [ 34.706702][ T3029] do_new_mount+0x1dc/0x4e4 [ 34.707872][ T3029] path_mount+0x358/0x914 [ 34.708916][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 34.710220][ T3029] el0_svc_common+0x138/0x220 [ 34.711417][ T3029] do_el0_svc+0x48/0x164 [ 34.712452][ T3029] el0_svc+0x58/0x150 [ 34.713411][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 34.714638][ T3029] el0t_64_sync+0x18c/0x190 [ 34.715701][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 34.717435][ T3029] ---[ end trace 0000000000000000 ]--- [ 34.854113][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 34.855842][ T3029] SMP: stopping secondary CPUs [ 34.856996][ T3029] Kernel Offset: disabled [ 34.858045][ T3029] CPU features: 0x00000,02070084,26017203 [ 34.859460][ T3029] Memory Limit: none [ 34.999872][ T3029] Rebooting in 86400 seconds..