[ 8.925825][ T2616] 8021q: adding VLAN 0 to HW filter on device bond0 [ 8.928109][ T2616] eql: remember to turn off Van-Jacobson compression on your slave devices [ 8.956411][ T245] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 8.957773][ T2525] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.4' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.721425][ T3030] loop0: detected capacity change from 0 to 4096 [ 27.728739][ T3031] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 27.728827][ T3030] INFO: trying to register non-static key. [ 27.732059][ T3030] The code is fine but needs lockdep annotation, or maybe [ 27.733640][ T3030] you didn't initialize this object before use? [ 27.735031][ T3030] turning off the locking correctness validator. [ 27.736313][ T3030] CPU: 1 PID: 3030 Comm: syz-executor243 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 27.738700][ T3030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 27.740812][ T3030] Call trace: [ 27.741446][ T3030] dump_backtrace+0x1c4/0x1f0 [ 27.742405][ T3030] show_stack+0x2c/0x54 [ 27.743274][ T3030] dump_stack_lvl+0x104/0x16c [ 27.744250][ T3030] dump_stack+0x1c/0x58 [ 27.745145][ T3030] assign_lock_key+0x134/0x140 [ 27.746173][ T3030] register_lock_class+0xc4/0x2f8 [ 27.747235][ T3030] __lock_acquire+0xa8/0x30a4 [ 27.748121][ T3030] lock_acquire+0x100/0x1f8 [ 27.749138][ T3030] down_read+0x5c/0x78 [ 27.750032][ T3030] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 27.751288][ T3030] nilfs_mdt_submit_block+0x164/0x4bc [ 27.752452][ T3030] nilfs_mdt_read_block+0x58/0x22c [ 27.753448][ T3030] nilfs_mdt_get_block+0x5c/0xcc [ 27.754556][ T3030] nilfs_palloc_get_block+0xb4/0x18c [ 27.755668][ T3030] nilfs_palloc_get_entry_block+0x90/0xa4 [ 27.756958][ T3030] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 27.758254][ T3030] nilfs_iget+0xac/0x33c [ 27.759174][ T3030] nilfs_get_root_dentry+0x38/0x180 [ 27.760264][ T3030] nilfs_fill_super+0x1e4/0x2f8 [ 27.761285][ T3030] nilfs_mount+0x370/0x52c [ 27.762232][ T3030] legacy_get_tree+0x30/0x74 [ 27.763219][ T3030] vfs_get_tree+0x40/0x140 [ 27.764127][ T3030] do_new_mount+0x1dc/0x4e4 [ 27.765197][ T3030] path_mount+0x358/0x914 [ 27.766102][ T3030] __arm64_sys_mount+0x2c4/0x3c4 [ 27.767462][ T3030] el0_svc_common+0x138/0x220 [ 27.768357][ T3030] do_el0_svc+0x48/0x164 [ 27.769229][ T3030] el0_svc+0x58/0x150 [ 27.770129][ T3030] el0t_64_sync_handler+0x84/0xf0 [ 27.771202][ T3030] el0t_64_sync+0x18c/0x190 [ 27.772283][ T3030] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 27.774276][ T3030] Mem abort info: [ 27.774969][ T3030] ESR = 0x0000000096000006 [ 27.775909][ T3030] EC = 0x25: DABT (current EL), IL = 32 bits [ 27.777079][ T3030] SET = 0, FnV = 0 [ 27.777684][ T3030] EA = 0, S1PTW = 0 [ 27.778293][ T3030] FSC = 0x06: level 2 translation fault [ 27.779177][ T3030] Data abort info: [ 27.779752][ T3030] ISV = 0, ISS = 0x00000006 [ 27.780482][ T3030] CM = 0, WnR = 0 [ 27.781069][ T3030] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010d376000 [ 27.782516][ T3030] [0000000000000000] pgd=080000010d360003, p4d=080000010d360003, pud=080000010d35d003, pmd=0000000000000000 [ 27.784705][ T3030] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 27.785853][ T3030] Modules linked in: [ 27.786686][ T3030] CPU: 1 PID: 3030 Comm: syz-executor243 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 27.788880][ T3030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 27.790631][ T3030] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 27.792260][ T3030] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 27.793466][ T3030] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 27.794660][ T3030] sp : ffff80000fb63810 [ 27.795554][ T3030] x29: ffff80000fb63820 x28: 000000000000002c x27: 0000000000000000 [ 27.797295][ T3030] x26: ffff80000cd66a91 x25: ffff0000ca4ca4f8 x24: 0000000000000000 [ 27.798965][ T3030] x23: 0000000000000002 x22: ffff0000ca4ca3b8 x21: ffff80000fb63860 [ 27.800351][ T3030] x20: 0000000000000001 x19: ffff0000ca4ca3f0 x18: 00000000000000c0 [ 27.801639][ T3030] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 27.803218][ T3030] x14: 0000000000000000 x13: 205d303330335420 x12: 5b5d323032313737 [ 27.804892][ T3030] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c8a78000 [ 27.806803][ T3030] x8 : 0000000000000000 x7 : 205b5d3230323137 x6 : ffff80000819545c [ 27.808554][ T3030] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 27.810336][ T3030] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca4ca3b8 [ 27.812132][ T3030] Call trace: [ 27.812810][ T3030] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 27.814082][ T3030] nilfs_mdt_submit_block+0x164/0x4bc [ 27.815209][ T3030] nilfs_mdt_read_block+0x58/0x22c [ 27.816339][ T3030] nilfs_mdt_get_block+0x5c/0xcc [ 27.817389][ T3030] nilfs_palloc_get_block+0xb4/0x18c [ 27.818506][ T3030] nilfs_palloc_get_entry_block+0x90/0xa4 [ 27.819502][ T3030] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 27.820418][ T3030] nilfs_iget+0xac/0x33c [ 27.821102][ T3030] nilfs_get_root_dentry+0x38/0x180 [ 27.821943][ T3030] nilfs_fill_super+0x1e4/0x2f8 [ 27.822730][ T3030] nilfs_mount+0x370/0x52c [ 27.823578][ T3030] legacy_get_tree+0x30/0x74 [ 27.824510][ T3030] vfs_get_tree+0x40/0x140 [ 27.825389][ T3030] do_new_mount+0x1dc/0x4e4 [ 27.826422][ T3030] path_mount+0x358/0x914 [ 27.827268][ T3030] __arm64_sys_mount+0x2c4/0x3c4 [ 27.828391][ T3030] el0_svc_common+0x138/0x220 [ 27.829257][ T3030] do_el0_svc+0x48/0x164 [ 27.829949][ T3030] el0_svc+0x58/0x150 [ 27.830598][ T3030] el0t_64_sync_handler+0x84/0xf0 [ 27.831419][ T3030] el0t_64_sync+0x18c/0x190 [ 27.832148][ T3030] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 27.833803][ T3030] ---[ end trace 0000000000000000 ]--- [ 27.983826][ T3030] Kernel panic - not syncing: Oops: Fatal exception [ 27.985227][ T3030] SMP: stopping secondary CPUs [ 27.986221][ T3030] Kernel Offset: disabled [ 27.987138][ T3030] CPU features: 0x00000,02070084,26017203 [ 27.988295][ T3030] Memory Limit: none [ 28.134784][ T3030] Rebooting in 86400 seconds..