[ 9.296324][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.305155][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.331681][ T9] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.333196][ T111] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 35.665484][ T3029] loop0: detected capacity change from 0 to 2048 [ 35.672227][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 35.672321][ T3029] INFO: trying to register non-static key. [ 35.676389][ T3029] The code is fine but needs lockdep annotation, or maybe [ 35.678121][ T3029] you didn't initialize this object before use? [ 35.679670][ T3029] turning off the locking correctness validator. [ 35.681216][ T3029] CPU: 0 PID: 3029 Comm: syz-executor244 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 35.683852][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 35.686453][ T3029] Call trace: [ 35.687326][ T3029] dump_backtrace+0x1c4/0x1f0 [ 35.688493][ T3029] show_stack+0x2c/0x54 [ 35.689574][ T3029] dump_stack_lvl+0x104/0x16c [ 35.690698][ T3029] dump_stack+0x1c/0x58 [ 35.691750][ T3029] assign_lock_key+0x134/0x140 [ 35.692959][ T3029] register_lock_class+0xc4/0x2f8 [ 35.694210][ T3029] __lock_acquire+0xa8/0x30a4 [ 35.695581][ T3029] lock_acquire+0x100/0x1f8 [ 35.696721][ T3029] down_read+0x5c/0x78 [ 35.697842][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 35.699225][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 35.700523][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 35.701890][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 35.703129][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 35.704499][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 35.705944][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 35.707382][ T3029] nilfs_iget+0xac/0x33c [ 35.708455][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 35.709756][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 35.711032][ T3029] nilfs_mount+0x370/0x52c [ 35.712104][ T3029] legacy_get_tree+0x30/0x74 [ 35.713215][ T3029] vfs_get_tree+0x40/0x140 [ 35.714330][ T3029] do_new_mount+0x1dc/0x4e4 [ 35.715482][ T3029] path_mount+0x358/0x914 [ 35.716615][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 35.717859][ T3029] el0_svc_common+0x138/0x220 [ 35.719010][ T3029] do_el0_svc+0x48/0x164 [ 35.720059][ T3029] el0_svc+0x58/0x150 [ 35.721050][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 35.722314][ T3029] el0t_64_sync+0x18c/0x190 [ 35.723521][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 35.725944][ T3029] Mem abort info: [ 35.726873][ T3029] ESR = 0x0000000096000006 [ 35.727959][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 35.729179][ T3029] SET = 0, FnV = 0 [ 35.729932][ T3029] EA = 0, S1PTW = 0 [ 35.730697][ T3029] FSC = 0x06: level 2 translation fault [ 35.731811][ T3029] Data abort info: [ 35.732529][ T3029] ISV = 0, ISS = 0x00000006 [ 35.733722][ T3029] CM = 0, WnR = 0 [ 35.734801][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010b53a000 [ 35.736522][ T3029] [0000000000000000] pgd=080000010b41c003, p4d=080000010b41c003, pud=080000010a15f003, pmd=0000000000000000 [ 35.739111][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 35.740496][ T3029] Modules linked in: [ 35.741384][ T3029] CPU: 0 PID: 3029 Comm: syz-executor244 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 35.743840][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 35.746482][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 35.748385][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 35.749896][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 35.751530][ T3029] sp : ffff80000ff9b810 [ 35.752514][ T3029] x29: ffff80000ff9b820 x28: 000000000000002c x27: 0000000000000000 [ 35.754488][ T3029] x26: ffff80000cd66a91 x25: ffff0000ca4fa4f8 x24: 0000000000000000 [ 35.756316][ T3029] x23: 0000000000000002 x22: ffff0000ca4fa3b8 x21: ffff80000ff9b860 [ 35.758000][ T3029] x20: 0000000000000001 x19: ffff0000ca4fa3f0 x18: 00000000000000c0 [ 35.759868][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 35.761867][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d343133323237 [ 35.763870][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c6274f80 [ 35.765846][ T3029] x8 : 0000000000000000 x7 : 205b5d3431333232 x6 : ffff80000819545c [ 35.767531][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 35.769351][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca4fa3b8 [ 35.771310][ T3029] Call trace: [ 35.772134][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 35.773533][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 35.774894][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 35.776207][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 35.777425][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 35.778819][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 35.780017][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 35.781196][ T3029] nilfs_iget+0xac/0x33c [ 35.782283][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 35.783599][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 35.785005][ T3029] nilfs_mount+0x370/0x52c [ 35.786113][ T3029] legacy_get_tree+0x30/0x74 [ 35.787239][ T3029] vfs_get_tree+0x40/0x140 [ 35.788311][ T3029] do_new_mount+0x1dc/0x4e4 [ 35.789385][ T3029] path_mount+0x358/0x914 [ 35.790447][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 35.791649][ T3029] el0_svc_common+0x138/0x220 [ 35.792828][ T3029] do_el0_svc+0x48/0x164 [ 35.793908][ T3029] el0_svc+0x58/0x150 [ 35.795014][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 35.796264][ T3029] el0t_64_sync+0x18c/0x190 [ 35.797437][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 35.799133][ T3029] ---[ end trace 0000000000000000 ]--- [ 35.930841][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 35.932508][ T3029] SMP: stopping secondary CPUs [ 35.933857][ T3029] Kernel Offset: disabled [ 35.934966][ T3029] CPU features: 0x00000,02070084,26017203 [ 35.936360][ T3029] Memory Limit: none [ 36.064070][ T3029] Rebooting in 86400 seconds..