[ 8.995413][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.000196][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.027290][ T49] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.031588][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.82' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 31.278373][ T3031] loop0: detected capacity change from 0 to 2048 [ 31.284609][ T3032] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 31.284707][ T3031] INFO: trying to register non-static key. [ 31.288279][ T3031] The code is fine but needs lockdep annotation, or maybe [ 31.289889][ T3031] you didn't initialize this object before use? [ 31.291422][ T3031] turning off the locking correctness validator. [ 31.293048][ T3031] CPU: 0 PID: 3031 Comm: syz-executor258 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 31.295667][ T3031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 31.298018][ T3031] Call trace: [ 31.298727][ T3031] dump_backtrace+0x1c4/0x1f0 [ 31.299890][ T3031] show_stack+0x2c/0x54 [ 31.300920][ T3031] dump_stack_lvl+0x104/0x16c [ 31.302104][ T3031] dump_stack+0x1c/0x58 [ 31.303152][ T3031] assign_lock_key+0x134/0x140 [ 31.304336][ T3031] register_lock_class+0xc4/0x2f8 [ 31.305569][ T3031] __lock_acquire+0xa8/0x30a4 [ 31.306659][ T3031] lock_acquire+0x100/0x1f8 [ 31.307804][ T3031] down_read+0x5c/0x78 [ 31.308785][ T3031] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 31.310191][ T3031] nilfs_mdt_submit_block+0x164/0x4bc [ 31.311432][ T3031] nilfs_mdt_read_block+0x58/0x22c [ 31.312661][ T3031] nilfs_mdt_get_block+0x5c/0xcc [ 31.313879][ T3031] nilfs_palloc_get_block+0xb4/0x18c [ 31.315154][ T3031] nilfs_palloc_get_entry_block+0x90/0xa4 [ 31.316546][ T3031] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 31.317945][ T3031] nilfs_iget+0xac/0x33c [ 31.318995][ T3031] nilfs_get_root_dentry+0x38/0x180 [ 31.320218][ T3031] nilfs_fill_super+0x1e4/0x2f8 [ 31.321245][ T3031] nilfs_mount+0x370/0x52c [ 31.322150][ T3031] legacy_get_tree+0x30/0x74 [ 31.323166][ T3031] vfs_get_tree+0x40/0x140 [ 31.324110][ T3031] do_new_mount+0x1dc/0x4e4 [ 31.325130][ T3031] path_mount+0x358/0x914 [ 31.326029][ T3031] __arm64_sys_mount+0x2c4/0x3c4 [ 31.327063][ T3031] el0_svc_common+0x138/0x220 [ 31.328119][ T3031] do_el0_svc+0x48/0x164 [ 31.328974][ T3031] el0_svc+0x58/0x150 [ 31.329871][ T3031] el0t_64_sync_handler+0x84/0xf0 [ 31.330986][ T3031] el0t_64_sync+0x18c/0x190 [ 31.332134][ T3031] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 31.334119][ T3031] Mem abort info: [ 31.334881][ T3031] ESR = 0x0000000096000006 [ 31.335814][ T3031] EC = 0x25: DABT (current EL), IL = 32 bits [ 31.337178][ T3031] SET = 0, FnV = 0 [ 31.338016][ T3031] EA = 0, S1PTW = 0 [ 31.338875][ T3031] FSC = 0x06: level 2 translation fault [ 31.340046][ T3031] Data abort info: [ 31.340835][ T3031] ISV = 0, ISS = 0x00000006 [ 31.341876][ T3031] CM = 0, WnR = 0 [ 31.342722][ T3031] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010cdba000 [ 31.344351][ T3031] [0000000000000000] pgd=080000010cce6003, p4d=080000010cce6003, pud=080000010cce5003, pmd=0000000000000000 [ 31.347057][ T3031] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 31.348701][ T3031] Modules linked in: [ 31.349618][ T3031] CPU: 0 PID: 3031 Comm: syz-executor258 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 31.352239][ T3031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 31.354709][ T3031] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 31.356629][ T3031] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 31.357879][ T3031] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 31.359107][ T3031] sp : ffff8000126c3810 [ 31.359987][ T3031] x29: ffff8000126c3820 x28: 000000000000002c x27: 0000000000000000 [ 31.361327][ T3031] x26: ffff80000cd66a71 x25: ffff0000ca22a4f8 x24: 0000000000000000 [ 31.362820][ T3031] x23: 0000000000000002 x22: ffff0000ca22a3b8 x21: ffff8000126c3860 [ 31.364713][ T3031] x20: 0000000000000001 x19: ffff0000ca22a3f0 x18: 00000000000000c0 [ 31.366522][ T3031] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 31.368338][ T3031] x14: 0000000000000000 x13: 205d313330335420 x12: 5b5d363839303333 [ 31.370045][ T3031] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c6948000 [ 31.372055][ T3031] x8 : 0000000000000000 x7 : 205b5d3638393033 x6 : ffff80000819545c [ 31.373867][ T3031] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 31.375361][ T3031] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca22a3b8 [ 31.376741][ T3031] Call trace: [ 31.377596][ T3031] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 31.378837][ T3031] nilfs_mdt_submit_block+0x164/0x4bc [ 31.380003][ T3031] nilfs_mdt_read_block+0x58/0x22c [ 31.381103][ T3031] nilfs_mdt_get_block+0x5c/0xcc [ 31.382297][ T3031] nilfs_palloc_get_block+0xb4/0x18c [ 31.383520][ T3031] nilfs_palloc_get_entry_block+0x90/0xa4 [ 31.384837][ T3031] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 31.386299][ T3031] nilfs_iget+0xac/0x33c [ 31.387352][ T3031] nilfs_get_root_dentry+0x38/0x180 [ 31.388652][ T3031] nilfs_fill_super+0x1e4/0x2f8 [ 31.389630][ T3031] nilfs_mount+0x370/0x52c [ 31.390743][ T3031] legacy_get_tree+0x30/0x74 [ 31.391793][ T3031] vfs_get_tree+0x40/0x140 [ 31.392845][ T3031] do_new_mount+0x1dc/0x4e4 [ 31.394011][ T3031] path_mount+0x358/0x914 [ 31.395111][ T3031] __arm64_sys_mount+0x2c4/0x3c4 [ 31.396336][ T3031] el0_svc_common+0x138/0x220 [ 31.397534][ T3031] do_el0_svc+0x48/0x164 [ 31.398612][ T3031] el0_svc+0x58/0x150 [ 31.399623][ T3031] el0t_64_sync_handler+0x84/0xf0 [ 31.400740][ T3031] el0t_64_sync+0x18c/0x190 [ 31.401787][ T3031] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 31.403258][ T3031] ---[ end trace 0000000000000000 ]--- [ 31.559821][ T3031] Kernel panic - not syncing: Oops: Fatal exception [ 31.561344][ T3031] SMP: stopping secondary CPUs [ 31.562487][ T3031] Kernel Offset: disabled [ 31.563448][ T3031] CPU features: 0x00000,02070084,26017203 [ 31.564708][ T3031] Memory Limit: none [ 31.716191][ T3031] Rebooting in 86400 seconds..