[ 9.489835][ T2617] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.492534][ T2617] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.520162][ T49] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.525681][ T918] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.115' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.453755][ T3031] loop0: detected capacity change from 0 to 2048 [ 26.461282][ T3032] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 26.461376][ T3031] INFO: trying to register non-static key. [ 26.465053][ T3031] The code is fine but needs lockdep annotation, or maybe [ 26.466793][ T3031] you didn't initialize this object before use? [ 26.468300][ T3031] turning off the locking correctness validator. [ 26.469834][ T3031] CPU: 1 PID: 3031 Comm: syz-executor302 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 26.472364][ T3031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 26.474827][ T3031] Call trace: [ 26.475599][ T3031] dump_backtrace+0x1c4/0x1f0 [ 26.476712][ T3031] show_stack+0x2c/0x54 [ 26.477756][ T3031] dump_stack_lvl+0x104/0x16c [ 26.478978][ T3031] dump_stack+0x1c/0x58 [ 26.479960][ T3031] assign_lock_key+0x134/0x140 [ 26.481124][ T3031] register_lock_class+0xc4/0x2f8 [ 26.482354][ T3031] __lock_acquire+0xa8/0x30a4 [ 26.483486][ T3031] lock_acquire+0x100/0x1f8 [ 26.484614][ T3031] down_read+0x5c/0x78 [ 26.485642][ T3031] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 26.487085][ T3031] nilfs_mdt_submit_block+0x164/0x4bc [ 26.488436][ T3031] nilfs_mdt_read_block+0x58/0x22c [ 26.489687][ T3031] nilfs_mdt_get_block+0x5c/0xcc [ 26.490841][ T3031] nilfs_palloc_get_block+0xb4/0x18c [ 26.492067][ T3031] nilfs_palloc_get_entry_block+0x90/0xa4 [ 26.493435][ T3031] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 26.494808][ T3031] nilfs_iget+0xac/0x33c [ 26.495869][ T3031] nilfs_get_root_dentry+0x38/0x180 [ 26.497138][ T3031] nilfs_fill_super+0x1e4/0x2f8 [ 26.498298][ T3031] nilfs_mount+0x370/0x52c [ 26.499365][ T3031] legacy_get_tree+0x30/0x74 [ 26.500465][ T3031] vfs_get_tree+0x40/0x140 [ 26.501511][ T3031] do_new_mount+0x1dc/0x4e4 [ 26.502595][ T3031] path_mount+0x358/0x914 [ 26.503654][ T3031] __arm64_sys_mount+0x2c4/0x3c4 [ 26.504851][ T3031] el0_svc_common+0x138/0x220 [ 26.505970][ T3031] do_el0_svc+0x48/0x164 [ 26.506985][ T3031] el0_svc+0x58/0x150 [ 26.507937][ T3031] el0t_64_sync_handler+0x84/0xf0 [ 26.509220][ T3031] el0t_64_sync+0x18c/0x190 [ 26.510468][ T3031] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 26.512735][ T3031] Mem abort info: [ 26.513538][ T3031] ESR = 0x0000000096000006 [ 26.514572][ T3031] EC = 0x25: DABT (current EL), IL = 32 bits [ 26.516187][ T3031] SET = 0, FnV = 0 [ 26.517089][ T3031] EA = 0, S1PTW = 0 [ 26.518009][ T3031] FSC = 0x06: level 2 translation fault [ 26.519368][ T3031] Data abort info: [ 26.520216][ T3031] ISV = 0, ISS = 0x00000006 [ 26.521297][ T3031] CM = 0, WnR = 0 [ 26.522193][ T3031] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000106152000 [ 26.523894][ T3031] [0000000000000000] pgd=080000010c7b4003, p4d=080000010c7b4003, pud=08000001091b8003, pmd=0000000000000000 [ 26.526776][ T3031] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 26.528413][ T3031] Modules linked in: [ 26.529386][ T3031] CPU: 1 PID: 3031 Comm: syz-executor302 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 26.531795][ T3031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 26.534358][ T3031] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 26.536228][ T3031] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 26.537705][ T3031] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 26.539203][ T3031] sp : ffff8000129bb810 [ 26.540122][ T3031] x29: ffff8000129bb820 x28: 000000000000002c x27: 0000000000000000 [ 26.542063][ T3031] x26: ffff80000cd66a91 x25: ffff0000ca67a4f8 x24: 0000000000000000 [ 26.543958][ T3031] x23: 0000000000000002 x22: ffff0000ca67a3b8 x21: ffff8000129bb860 [ 26.545971][ T3031] x20: 0000000000000001 x19: ffff0000ca67a3f0 x18: 00000000000000c0 [ 26.547923][ T3031] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 26.549819][ T3031] x14: 0000000000000000 x13: 205d313330335420 x12: 5b5d303232393035 [ 26.551596][ T3031] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c9123500 [ 26.553368][ T3031] x8 : 0000000000000000 x7 : 205b5d3032323930 x6 : ffff80000819545c [ 26.555135][ T3031] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 26.556902][ T3031] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca67a3b8 [ 26.558799][ T3031] Call trace: [ 26.559525][ T3031] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 26.560845][ T3031] nilfs_mdt_submit_block+0x164/0x4bc [ 26.562110][ T3031] nilfs_mdt_read_block+0x58/0x22c [ 26.563298][ T3031] nilfs_mdt_get_block+0x5c/0xcc [ 26.564446][ T3031] nilfs_palloc_get_block+0xb4/0x18c [ 26.565681][ T3031] nilfs_palloc_get_entry_block+0x90/0xa4 [ 26.567054][ T3031] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 26.568479][ T3031] nilfs_iget+0xac/0x33c [ 26.569483][ T3031] nilfs_get_root_dentry+0x38/0x180 [ 26.570737][ T3031] nilfs_fill_super+0x1e4/0x2f8 [ 26.571939][ T3031] nilfs_mount+0x370/0x52c [ 26.572992][ T3031] legacy_get_tree+0x30/0x74 [ 26.574110][ T3031] vfs_get_tree+0x40/0x140 [ 26.575112][ T3031] do_new_mount+0x1dc/0x4e4 [ 26.576333][ T3031] path_mount+0x358/0x914 [ 26.577395][ T3031] __arm64_sys_mount+0x2c4/0x3c4 [ 26.578582][ T3031] el0_svc_common+0x138/0x220 [ 26.579758][ T3031] do_el0_svc+0x48/0x164 [ 26.580759][ T3031] el0_svc+0x58/0x150 [ 26.581722][ T3031] el0t_64_sync_handler+0x84/0xf0 [ 26.582955][ T3031] el0t_64_sync+0x18c/0x190 [ 26.584040][ T3031] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 26.585717][ T3031] ---[ end trace 0000000000000000 ]--- [ 26.749364][ T3031] Kernel panic - not syncing: Oops: Fatal exception [ 26.750936][ T3031] SMP: stopping secondary CPUs [ 26.752101][ T3031] Kernel Offset: disabled [ 26.753135][ T3031] CPU features: 0x00000,02070084,26017203 [ 26.754524][ T3031] Memory Limit: none [ 26.942208][ T3031] Rebooting in 86400 seconds..