[ 9.386349][ T2614] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.388970][ T2614] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.418713][ T29] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.421837][ T1284] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.122' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 29.568740][ T3035] loop0: detected capacity change from 0 to 2048 [ 29.575309][ T3036] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 29.575457][ T3035] INFO: trying to register non-static key. [ 29.579441][ T3035] The code is fine but needs lockdep annotation, or maybe [ 29.581204][ T3035] you didn't initialize this object before use? [ 29.582771][ T3035] turning off the locking correctness validator. [ 29.584316][ T3035] CPU: 0 PID: 3035 Comm: syz-executor281 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 29.586952][ T3035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 29.589467][ T3035] Call trace: [ 29.590251][ T3035] dump_backtrace+0x1c4/0x1f0 [ 29.591493][ T3035] show_stack+0x2c/0x54 [ 29.592583][ T3035] dump_stack_lvl+0x104/0x16c [ 29.593720][ T3035] dump_stack+0x1c/0x58 [ 29.594726][ T3035] assign_lock_key+0x134/0x140 [ 29.595889][ T3035] register_lock_class+0xc4/0x2f8 [ 29.597124][ T3035] __lock_acquire+0xa8/0x30a4 [ 29.598259][ T3035] lock_acquire+0x100/0x1f8 [ 29.599353][ T3035] down_read+0x5c/0x78 [ 29.600373][ T3035] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 29.601791][ T3035] nilfs_mdt_submit_block+0x164/0x4bc [ 29.603116][ T3035] nilfs_mdt_read_block+0x58/0x22c [ 29.604377][ T3035] nilfs_mdt_get_block+0x5c/0xcc [ 29.605622][ T3035] nilfs_palloc_get_block+0xb4/0x18c [ 29.606924][ T3035] nilfs_palloc_get_entry_block+0x90/0xa4 [ 29.608327][ T3035] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 29.609698][ T3035] nilfs_iget+0xac/0x33c [ 29.610726][ T3035] nilfs_get_root_dentry+0x38/0x180 [ 29.611991][ T3035] nilfs_fill_super+0x1e4/0x2f8 [ 29.613191][ T3035] nilfs_mount+0x370/0x52c [ 29.614262][ T3035] legacy_get_tree+0x30/0x74 [ 29.615527][ T3035] vfs_get_tree+0x40/0x140 [ 29.616682][ T3035] do_new_mount+0x1dc/0x4e4 [ 29.617783][ T3035] path_mount+0x358/0x914 [ 29.618864][ T3035] __arm64_sys_mount+0x2c4/0x3c4 [ 29.620069][ T3035] el0_svc_common+0x138/0x220 [ 29.621209][ T3035] do_el0_svc+0x48/0x164 [ 29.622247][ T3035] el0_svc+0x58/0x150 [ 29.623221][ T3035] el0t_64_sync_handler+0x84/0xf0 [ 29.624450][ T3035] el0t_64_sync+0x18c/0x190 [ 29.625685][ T3035] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 29.628035][ T3035] Mem abort info: [ 29.628859][ T3035] ESR = 0x0000000096000006 [ 29.629930][ T3035] EC = 0x25: DABT (current EL), IL = 32 bits [ 29.631334][ T3035] SET = 0, FnV = 0 [ 29.632229][ T3035] EA = 0, S1PTW = 0 [ 29.633130][ T3035] FSC = 0x06: level 2 translation fault [ 29.634478][ T3035] Data abort info: [ 29.635352][ T3035] ISV = 0, ISS = 0x00000006 [ 29.636388][ T3035] CM = 0, WnR = 0 [ 29.637143][ T3035] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010ab23000 [ 29.638803][ T3035] [0000000000000000] pgd=080000010b14b003, p4d=080000010b14b003, pud=080000010b15a003, pmd=0000000000000000 [ 29.641490][ T3035] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 29.643178][ T3035] Modules linked in: [ 29.644086][ T3035] CPU: 0 PID: 3035 Comm: syz-executor281 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 29.646632][ T3035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 29.649063][ T3035] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 29.650962][ T3035] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 29.652419][ T3035] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 29.653848][ T3035] sp : ffff800012953810 [ 29.654830][ T3035] x29: ffff800012953820 x28: 000000000000002c x27: 0000000000000000 [ 29.656780][ T3035] x26: ffff80000cd66a91 x25: ffff0000ca4ea4f8 x24: 0000000000000000 [ 29.658702][ T3035] x23: 0000000000000002 x22: ffff0000ca4ea3b8 x21: ffff800012953860 [ 29.660734][ T3035] x20: 0000000000000001 x19: ffff0000ca4ea3f0 x18: 00000000000000c0 [ 29.662688][ T3035] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 29.664610][ T3035] x14: 0000000000000000 x13: 205d353330335420 x12: 5b5d303534343236 [ 29.666601][ T3035] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000cc924f80 [ 29.668538][ T3035] x8 : 0000000000000000 x7 : 205b5d3035343432 x6 : ffff80000819545c [ 29.670551][ T3035] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 29.672529][ T3035] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca4ea3b8 [ 29.674442][ T3035] Call trace: [ 29.675214][ T3035] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 29.676628][ T3035] nilfs_mdt_submit_block+0x164/0x4bc [ 29.677913][ T3035] nilfs_mdt_read_block+0x58/0x22c [ 29.679131][ T3035] nilfs_mdt_get_block+0x5c/0xcc [ 29.680311][ T3035] nilfs_palloc_get_block+0xb4/0x18c [ 29.681632][ T3035] nilfs_palloc_get_entry_block+0x90/0xa4 [ 29.683003][ T3035] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 29.684382][ T3035] nilfs_iget+0xac/0x33c [ 29.685404][ T3035] nilfs_get_root_dentry+0x38/0x180 [ 29.686684][ T3035] nilfs_fill_super+0x1e4/0x2f8 [ 29.687877][ T3035] nilfs_mount+0x370/0x52c [ 29.688959][ T3035] legacy_get_tree+0x30/0x74 [ 29.690036][ T3035] vfs_get_tree+0x40/0x140 [ 29.691090][ T3035] do_new_mount+0x1dc/0x4e4 [ 29.692167][ T3035] path_mount+0x358/0x914 [ 29.693225][ T3035] __arm64_sys_mount+0x2c4/0x3c4 [ 29.694410][ T3035] el0_svc_common+0x138/0x220 [ 29.695667][ T3035] do_el0_svc+0x48/0x164 [ 29.696724][ T3035] el0_svc+0x58/0x150 [ 29.697678][ T3035] el0t_64_sync_handler+0x84/0xf0 [ 29.698885][ T3035] el0t_64_sync+0x18c/0x190 [ 29.700011][ T3035] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 29.701773][ T3035] ---[ end trace 0000000000000000 ]--- [ 29.849781][ T3035] Kernel panic - not syncing: Oops: Fatal exception [ 29.851437][ T3035] SMP: stopping secondary CPUs [ 29.852677][ T3035] Kernel Offset: disabled [ 29.853741][ T3035] CPU features: 0x00000,02070084,26017203 [ 29.855092][ T3035] Memory Limit: none [ 30.008090][ T3035] Rebooting in 86400 seconds..