[ 9.088165][ T2614] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.090440][ T2614] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.115809][ T29] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.119600][ T918] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.205' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 25.729882][ T3035] loop0: detected capacity change from 0 to 2048 [ 25.736274][ T3036] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 25.736374][ T3035] INFO: trying to register non-static key. [ 25.739849][ T3035] The code is fine but needs lockdep annotation, or maybe [ 25.741560][ T3035] you didn't initialize this object before use? [ 25.742995][ T3035] turning off the locking correctness validator. [ 25.744386][ T3035] CPU: 1 PID: 3035 Comm: syz-executor240 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 25.746582][ T3035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 25.748757][ T3035] Call trace: [ 25.749440][ T3035] dump_backtrace+0x1c4/0x1f0 [ 25.750515][ T3035] show_stack+0x2c/0x54 [ 25.751352][ T3035] dump_stack_lvl+0x104/0x16c [ 25.752402][ T3035] dump_stack+0x1c/0x58 [ 25.753235][ T3035] assign_lock_key+0x134/0x140 [ 25.754253][ T3035] register_lock_class+0xc4/0x2f8 [ 25.755352][ T3035] __lock_acquire+0xa8/0x30a4 [ 25.756381][ T3035] lock_acquire+0x100/0x1f8 [ 25.757362][ T3035] down_read+0x5c/0x78 [ 25.758273][ T3035] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 25.759470][ T3035] nilfs_mdt_submit_block+0x164/0x4bc [ 25.760579][ T3035] nilfs_mdt_read_block+0x58/0x22c [ 25.761639][ T3035] nilfs_mdt_get_block+0x5c/0xcc [ 25.762670][ T3035] nilfs_palloc_get_block+0xb4/0x18c [ 25.763550][ T3035] nilfs_palloc_get_entry_block+0x90/0xa4 [ 25.764617][ T3035] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 25.765789][ T3035] nilfs_iget+0xac/0x33c [ 25.766674][ T3035] nilfs_get_root_dentry+0x38/0x180 [ 25.767810][ T3035] nilfs_fill_super+0x1e4/0x2f8 [ 25.768890][ T3035] nilfs_mount+0x370/0x52c [ 25.769883][ T3035] legacy_get_tree+0x30/0x74 [ 25.770894][ T3035] vfs_get_tree+0x40/0x140 [ 25.771812][ T3035] do_new_mount+0x1dc/0x4e4 [ 25.772728][ T3035] path_mount+0x358/0x914 [ 25.773707][ T3035] __arm64_sys_mount+0x2c4/0x3c4 [ 25.774697][ T3035] el0_svc_common+0x138/0x220 [ 25.775482][ T3035] do_el0_svc+0x48/0x164 [ 25.776198][ T3035] el0_svc+0x58/0x150 [ 25.776868][ T3035] el0t_64_sync_handler+0x84/0xf0 [ 25.777952][ T3035] el0t_64_sync+0x18c/0x190 [ 25.778956][ T3035] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 25.780941][ T3035] Mem abort info: [ 25.781682][ T3035] ESR = 0x0000000096000006 [ 25.782577][ T3035] EC = 0x25: DABT (current EL), IL = 32 bits [ 25.783898][ T3035] SET = 0, FnV = 0 [ 25.784797][ T3035] EA = 0, S1PTW = 0 [ 25.785594][ T3035] FSC = 0x06: level 2 translation fault [ 25.786796][ T3035] Data abort info: [ 25.787554][ T3035] ISV = 0, ISS = 0x00000006 [ 25.788528][ T3035] CM = 0, WnR = 0 [ 25.789124][ T3035] user pgtable: 4k pages, 48-bit VAs, pgdp=00000001061fe000 [ 25.790249][ T3035] [0000000000000000] pgd=0800000109743003, p4d=0800000109743003, pud=0800000109d87003, pmd=0000000000000000 [ 25.792015][ T3035] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 25.793119][ T3035] Modules linked in: [ 25.793974][ T3035] CPU: 1 PID: 3035 Comm: syz-executor240 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 25.795979][ T3035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 25.797581][ T3035] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 25.799159][ T3035] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 25.800415][ T3035] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 25.801736][ T3035] sp : ffff800012a2b810 [ 25.802556][ T3035] x29: ffff800012a2b820 x28: 000000000000002c x27: 0000000000000000 [ 25.804356][ T3035] x26: ffff80000cd66a91 x25: ffff0000caaa24f8 x24: 0000000000000000 [ 25.805690][ T3035] x23: 0000000000000002 x22: ffff0000caaa23b8 x21: ffff800012a2b860 [ 25.806987][ T3035] x20: 0000000000000001 x19: ffff0000caaa23f0 x18: 00000000000000c0 [ 25.808749][ T3035] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 25.810595][ T3035] x14: 0000000000000000 x13: 205d353330335420 x12: 5b5d323539373737 [ 25.812311][ T3035] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c2921a80 [ 25.813972][ T3035] x8 : 0000000000000000 x7 : 205b5d3235393737 x6 : ffff80000819545c [ 25.815655][ T3035] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 25.817394][ T3035] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000caaa23b8 [ 25.819178][ T3035] Call trace: [ 25.819867][ T3035] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 25.821074][ T3035] nilfs_mdt_submit_block+0x164/0x4bc [ 25.822190][ T3035] nilfs_mdt_read_block+0x58/0x22c [ 25.823278][ T3035] nilfs_mdt_get_block+0x5c/0xcc [ 25.824445][ T3035] nilfs_palloc_get_block+0xb4/0x18c [ 25.825517][ T3035] nilfs_palloc_get_entry_block+0x90/0xa4 [ 25.826491][ T3035] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 25.827436][ T3035] nilfs_iget+0xac/0x33c [ 25.828148][ T3035] nilfs_get_root_dentry+0x38/0x180 [ 25.829026][ T3035] nilfs_fill_super+0x1e4/0x2f8 [ 25.829844][ T3035] nilfs_mount+0x370/0x52c [ 25.830792][ T3035] legacy_get_tree+0x30/0x74 [ 25.831765][ T3035] vfs_get_tree+0x40/0x140 [ 25.832714][ T3035] do_new_mount+0x1dc/0x4e4 [ 25.833661][ T3035] path_mount+0x358/0x914 [ 25.834709][ T3035] __arm64_sys_mount+0x2c4/0x3c4 [ 25.835770][ T3035] el0_svc_common+0x138/0x220 [ 25.836787][ T3035] do_el0_svc+0x48/0x164 [ 25.837667][ T3035] el0_svc+0x58/0x150 [ 25.838546][ T3035] el0t_64_sync_handler+0x84/0xf0 [ 25.839655][ T3035] el0t_64_sync+0x18c/0x190 [ 25.840648][ T3035] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 25.842142][ T3035] ---[ end trace 0000000000000000 ]--- [ 25.969408][ T3035] Kernel panic - not syncing: Oops: Fatal exception [ 25.970747][ T3035] SMP: stopping secondary CPUs [ 25.971819][ T3035] Kernel Offset: disabled [ 25.972792][ T3035] CPU features: 0x00000,02070084,26017203 [ 25.974096][ T3035] Memory Limit: none [ 26.103111][ T3035] Rebooting in 86400 seconds..