[ 9.396218][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.400796][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.426708][ T29] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.428583][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 28.737084][ T3029] loop0: detected capacity change from 0 to 2048 [ 28.743960][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 28.744049][ T3029] INFO: trying to register non-static key. [ 28.748059][ T3029] The code is fine but needs lockdep annotation, or maybe [ 28.749723][ T3029] you didn't initialize this object before use? [ 28.751174][ T3029] turning off the locking correctness validator. [ 28.752629][ T3029] CPU: 0 PID: 3029 Comm: syz-executor141 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 28.755205][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 28.757585][ T3029] Call trace: [ 28.758339][ T3029] dump_backtrace+0x1c4/0x1f0 [ 28.759452][ T3029] show_stack+0x2c/0x54 [ 28.760413][ T3029] dump_stack_lvl+0x104/0x16c [ 28.761546][ T3029] dump_stack+0x1c/0x58 [ 28.762542][ T3029] assign_lock_key+0x134/0x140 [ 28.763671][ T3029] register_lock_class+0xc4/0x2f8 [ 28.764915][ T3029] __lock_acquire+0xa8/0x30a4 [ 28.766004][ T3029] lock_acquire+0x100/0x1f8 [ 28.767042][ T3029] down_read+0x5c/0x78 [ 28.768076][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 28.769410][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 28.770666][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 28.771894][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 28.773051][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 28.774303][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 28.775744][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 28.777095][ T3029] nilfs_iget+0xac/0x33c [ 28.778100][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 28.779375][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 28.780572][ T3029] nilfs_mount+0x370/0x52c [ 28.781672][ T3029] legacy_get_tree+0x30/0x74 [ 28.782914][ T3029] vfs_get_tree+0x40/0x140 [ 28.784017][ T3029] do_new_mount+0x1dc/0x4e4 [ 28.785125][ T3029] path_mount+0x358/0x914 [ 28.786222][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 28.787379][ T3029] el0_svc_common+0x138/0x220 [ 28.788514][ T3029] do_el0_svc+0x48/0x164 [ 28.789510][ T3029] el0_svc+0x58/0x150 [ 28.790515][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 28.791805][ T3029] el0t_64_sync+0x18c/0x190 [ 28.792973][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 28.795291][ T3029] Mem abort info: [ 28.796145][ T3029] ESR = 0x0000000096000006 [ 28.797164][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 28.798573][ T3029] SET = 0, FnV = 0 [ 28.799492][ T3029] EA = 0, S1PTW = 0 [ 28.800483][ T3029] FSC = 0x06: level 2 translation fault [ 28.801874][ T3029] Data abort info: [ 28.802718][ T3029] ISV = 0, ISS = 0x00000006 [ 28.803822][ T3029] CM = 0, WnR = 0 [ 28.804779][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010916a000 [ 28.806402][ T3029] [0000000000000000] pgd=08000001089e4003, p4d=08000001089e4003, pud=08000001089f3003, pmd=0000000000000000 [ 28.809014][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 28.810780][ T3029] Modules linked in: [ 28.811709][ T3029] CPU: 0 PID: 3029 Comm: syz-executor141 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 28.814247][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 28.816649][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 28.818622][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 28.820099][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 28.821559][ T3029] sp : ffff80000fb5b810 [ 28.822532][ T3029] x29: ffff80000fb5b820 x28: 000000000000002c x27: 0000000000000000 [ 28.824454][ T3029] x26: ffff80000cd66a91 x25: ffff0000ca4f24f8 x24: 0000000000000000 [ 28.826355][ T3029] x23: 0000000000000002 x22: ffff0000ca4f23b8 x21: ffff80000fb5b860 [ 28.828313][ T3029] x20: 0000000000000001 x19: ffff0000ca4f23f0 x18: 00000000000000c0 [ 28.830252][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 28.832148][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d353038313937 [ 28.834047][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c6a58000 [ 28.835911][ T3029] x8 : 0000000000000000 x7 : 205b5d3530383139 x6 : ffff80000819545c [ 28.837690][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 28.839413][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca4f23b8 [ 28.841509][ T3029] Call trace: [ 28.842271][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 28.843642][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 28.844970][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 28.846198][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 28.847339][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 28.848625][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 28.850040][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 28.851379][ T3029] nilfs_iget+0xac/0x33c [ 28.852413][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 28.853634][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 28.854826][ T3029] nilfs_mount+0x370/0x52c [ 28.855892][ T3029] legacy_get_tree+0x30/0x74 [ 28.857050][ T3029] vfs_get_tree+0x40/0x140 [ 28.858111][ T3029] do_new_mount+0x1dc/0x4e4 [ 28.859162][ T3029] path_mount+0x358/0x914 [ 28.860223][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 28.861399][ T3029] el0_svc_common+0x138/0x220 [ 28.862491][ T3029] do_el0_svc+0x48/0x164 [ 28.863499][ T3029] el0_svc+0x58/0x150 [ 28.864480][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 28.865714][ T3029] el0t_64_sync+0x18c/0x190 [ 28.866794][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 28.868510][ T3029] ---[ end trace 0000000000000000 ]--- [ 29.019484][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 29.021124][ T3029] SMP: stopping secondary CPUs [ 29.022304][ T3029] Kernel Offset: disabled [ 29.023327][ T3029] CPU features: 0x00000,02070084,26017203 [ 29.024667][ T3029] Memory Limit: none [ 29.177429][ T3029] Rebooting in 86400 seconds..