[ 9.036231][ T2614] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.042263][ T2614] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.065770][ T975] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.069256][ T2523] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.226' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.614558][ T3028] loop0: detected capacity change from 0 to 2048 [ 38.621199][ T3029] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 38.621294][ T3028] INFO: trying to register non-static key. [ 38.625467][ T3028] The code is fine but needs lockdep annotation, or maybe [ 38.627343][ T3028] you didn't initialize this object before use? [ 38.628923][ T3028] turning off the locking correctness validator. [ 38.630508][ T3028] CPU: 1 PID: 3028 Comm: syz-executor156 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 38.633099][ T3028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 38.635687][ T3028] Call trace: [ 38.636478][ T3028] dump_backtrace+0x1c4/0x1f0 [ 38.637675][ T3028] show_stack+0x2c/0x54 [ 38.638694][ T3028] dump_stack_lvl+0x104/0x16c [ 38.639931][ T3028] dump_stack+0x1c/0x58 [ 38.640990][ T3028] assign_lock_key+0x134/0x140 [ 38.642239][ T3028] register_lock_class+0xc4/0x2f8 [ 38.643547][ T3028] __lock_acquire+0xa8/0x30a4 [ 38.644710][ T3028] lock_acquire+0x100/0x1f8 [ 38.646017][ T3028] down_read+0x5c/0x78 [ 38.647074][ T3028] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 38.648530][ T3028] nilfs_mdt_submit_block+0x164/0x4bc [ 38.649977][ T3028] nilfs_mdt_read_block+0x58/0x22c [ 38.651277][ T3028] nilfs_mdt_get_block+0x5c/0xcc [ 38.652474][ T3028] nilfs_palloc_get_block+0xb4/0x18c [ 38.653800][ T3028] nilfs_palloc_get_entry_block+0x90/0xa4 [ 38.655226][ T3028] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 38.656642][ T3028] nilfs_iget+0xac/0x33c [ 38.657866][ T3028] nilfs_get_root_dentry+0x38/0x180 [ 38.659163][ T3028] nilfs_fill_super+0x1e4/0x2f8 [ 38.660463][ T3028] nilfs_mount+0x370/0x52c [ 38.661594][ T3028] legacy_get_tree+0x30/0x74 [ 38.662860][ T3028] vfs_get_tree+0x40/0x140 [ 38.664144][ T3028] do_new_mount+0x1dc/0x4e4 [ 38.665269][ T3028] path_mount+0x358/0x914 [ 38.666459][ T3028] __arm64_sys_mount+0x2c4/0x3c4 [ 38.667702][ T3028] el0_svc_common+0x138/0x220 [ 38.668861][ T3028] do_el0_svc+0x48/0x164 [ 38.670195][ T3028] el0_svc+0x58/0x150 [ 38.671168][ T3028] el0t_64_sync_handler+0x84/0xf0 [ 38.672428][ T3028] el0t_64_sync+0x18c/0x190 [ 38.673631][ T3028] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 38.675918][ T3028] Mem abort info: [ 38.676856][ T3028] ESR = 0x0000000096000006 [ 38.677930][ T3028] EC = 0x25: DABT (current EL), IL = 32 bits [ 38.679482][ T3028] SET = 0, FnV = 0 [ 38.680393][ T3028] EA = 0, S1PTW = 0 [ 38.681218][ T3028] FSC = 0x06: level 2 translation fault [ 38.682508][ T3028] Data abort info: [ 38.683389][ T3028] ISV = 0, ISS = 0x00000006 [ 38.684549][ T3028] CM = 0, WnR = 0 [ 38.685378][ T3028] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010648d000 [ 38.687182][ T3028] [0000000000000000] pgd=0800000109c54003, p4d=0800000109c54003, pud=080000010930f003, pmd=0000000000000000 [ 38.689924][ T3028] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 38.691615][ T3028] Modules linked in: [ 38.692566][ T3028] CPU: 1 PID: 3028 Comm: syz-executor156 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 38.695224][ T3028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 38.697812][ T3028] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.699811][ T3028] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 38.701339][ T3028] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 38.702870][ T3028] sp : ffff800012703810 [ 38.703928][ T3028] x29: ffff800012703820 x28: 000000000000002c x27: 0000000000000000 [ 38.705956][ T3028] x26: ffff80000cd66a71 x25: ffff0000ca53a4f8 x24: 0000000000000000 [ 38.707983][ T3028] x23: 0000000000000002 x22: ffff0000ca53a3b8 x21: ffff800012703860 [ 38.710009][ T3028] x20: 0000000000000001 x19: ffff0000ca53a3f0 x18: 00000000000000c0 [ 38.711864][ T3028] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 38.713964][ T3028] x14: 0000000000000000 x13: 205d383230335420 x12: 5b5d383234323736 [ 38.715891][ T3028] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c598b500 [ 38.717877][ T3028] x8 : 0000000000000000 x7 : 205b5d3832343237 x6 : ffff80000819545c [ 38.719885][ T3028] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 38.721905][ T3028] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca53a3b8 [ 38.723899][ T3028] Call trace: [ 38.724716][ T3028] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 38.726123][ T3028] nilfs_mdt_submit_block+0x164/0x4bc [ 38.727432][ T3028] nilfs_mdt_read_block+0x58/0x22c [ 38.728770][ T3028] nilfs_mdt_get_block+0x5c/0xcc [ 38.730013][ T3028] nilfs_palloc_get_block+0xb4/0x18c [ 38.731334][ T3028] nilfs_palloc_get_entry_block+0x90/0xa4 [ 38.732765][ T3028] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 38.734194][ T3028] nilfs_iget+0xac/0x33c [ 38.735251][ T3028] nilfs_get_root_dentry+0x38/0x180 [ 38.736556][ T3028] nilfs_fill_super+0x1e4/0x2f8 [ 38.737796][ T3028] nilfs_mount+0x370/0x52c [ 38.738886][ T3028] legacy_get_tree+0x30/0x74 [ 38.740102][ T3028] vfs_get_tree+0x40/0x140 [ 38.741185][ T3028] do_new_mount+0x1dc/0x4e4 [ 38.742307][ T3028] path_mount+0x358/0x914 [ 38.743372][ T3028] __arm64_sys_mount+0x2c4/0x3c4 [ 38.744612][ T3028] el0_svc_common+0x138/0x220 [ 38.745839][ T3028] do_el0_svc+0x48/0x164 [ 38.746887][ T3028] el0_svc+0x58/0x150 [ 38.747862][ T3028] el0t_64_sync_handler+0x84/0xf0 [ 38.749096][ T3028] el0t_64_sync+0x18c/0x190 [ 38.750282][ T3028] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 38.751997][ T3028] ---[ end trace 0000000000000000 ]--- [ 38.900857][ T3028] Kernel panic - not syncing: Oops: Fatal exception [ 38.902537][ T3028] SMP: stopping secondary CPUs [ 38.903895][ T3028] Kernel Offset: disabled [ 38.904933][ T3028] CPU features: 0x00000,02070084,26017203 [ 38.906389][ T3028] Memory Limit: none [ 39.059641][ T3028] Rebooting in 86400 seconds..