[ 9.233374][ T2615] 8021q: adding VLAN 0 to HW filter on device bond0 [ 9.236327][ T2615] eql: remember to turn off Van-Jacobson compression on your slave devices [ 9.259405][ T29] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.260952][ T110] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 34.727047][ T3030] loop0: detected capacity change from 0 to 2048 [ 34.733903][ T3031] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 34.734001][ T3030] INFO: trying to register non-static key. [ 34.737644][ T3030] The code is fine but needs lockdep annotation, or maybe [ 34.739252][ T3030] you didn't initialize this object before use? [ 34.740753][ T3030] turning off the locking correctness validator. [ 34.742174][ T3030] CPU: 1 PID: 3030 Comm: syz-executor356 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.744606][ T3030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.747053][ T3030] Call trace: [ 34.747810][ T3030] dump_backtrace+0x1c4/0x1f0 [ 34.748953][ T3030] show_stack+0x2c/0x54 [ 34.749921][ T3030] dump_stack_lvl+0x104/0x16c [ 34.751006][ T3030] dump_stack+0x1c/0x58 [ 34.751970][ T3030] assign_lock_key+0x134/0x140 [ 34.753077][ T3030] register_lock_class+0xc4/0x2f8 [ 34.754276][ T3030] __lock_acquire+0xa8/0x30a4 [ 34.755373][ T3030] lock_acquire+0x100/0x1f8 [ 34.756421][ T3030] down_read+0x5c/0x78 [ 34.757368][ T3030] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.758688][ T3030] nilfs_mdt_submit_block+0x164/0x4bc [ 34.759942][ T3030] nilfs_mdt_read_block+0x58/0x22c [ 34.761137][ T3030] nilfs_mdt_get_block+0x5c/0xcc [ 34.762274][ T3030] nilfs_palloc_get_block+0xb4/0x18c [ 34.763493][ T3030] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.764814][ T3030] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.766134][ T3030] nilfs_iget+0xac/0x33c [ 34.767110][ T3030] nilfs_get_root_dentry+0x38/0x180 [ 34.768350][ T3030] nilfs_fill_super+0x1e4/0x2f8 [ 34.769481][ T3030] nilfs_mount+0x370/0x52c [ 34.770548][ T3030] legacy_get_tree+0x30/0x74 [ 34.771622][ T3030] vfs_get_tree+0x40/0x140 [ 34.772648][ T3030] do_new_mount+0x1dc/0x4e4 [ 34.773697][ T3030] path_mount+0x358/0x914 [ 34.774695][ T3030] __arm64_sys_mount+0x2c4/0x3c4 [ 34.775807][ T3030] el0_svc_common+0x138/0x220 [ 34.776906][ T3030] do_el0_svc+0x48/0x164 [ 34.777950][ T3030] el0_svc+0x58/0x150 [ 34.778906][ T3030] el0t_64_sync_handler+0x84/0xf0 [ 34.780077][ T3030] el0t_64_sync+0x18c/0x190 [ 34.781242][ T3030] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 34.783508][ T3030] Mem abort info: [ 34.784458][ T3030] ESR = 0x0000000096000006 [ 34.785466][ T3030] EC = 0x25: DABT (current EL), IL = 32 bits [ 34.786834][ T3030] SET = 0, FnV = 0 [ 34.787690][ T3030] EA = 0, S1PTW = 0 [ 34.788603][ T3030] FSC = 0x06: level 2 translation fault [ 34.789886][ T3030] Data abort info: [ 34.790695][ T3030] ISV = 0, ISS = 0x00000006 [ 34.791723][ T3030] CM = 0, WnR = 0 [ 34.792610][ T3030] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000100deb000 [ 34.794225][ T3030] [0000000000000000] pgd=0800000109851003, p4d=0800000109851003, pud=08000001093dc003, pmd=0000000000000000 [ 34.796770][ T3030] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 34.798243][ T3030] Modules linked in: [ 34.799089][ T3030] CPU: 1 PID: 3030 Comm: syz-executor356 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.801445][ T3030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.803759][ T3030] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.805591][ T3030] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.806990][ T3030] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.808592][ T3030] sp : ffff800010fbb810 [ 34.809560][ T3030] x29: ffff800010fbb820 x28: 000000000000002c x27: 0000000000000000 [ 34.811454][ T3030] x26: ffff80000cd66a91 x25: ffff0000ca6724f8 x24: 0000000000000000 [ 34.813454][ T3030] x23: 0000000000000002 x22: ffff0000ca6723b8 x21: ffff800010fbb860 [ 34.815330][ T3030] x20: 0000000000000001 x19: ffff0000ca6723f0 x18: 00000000000000c0 [ 34.817200][ T3030] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 34.819265][ T3030] x14: 0000000000000000 x13: 205d303330335420 x12: 5b5d373730303837 [ 34.821180][ T3030] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c698b500 [ 34.823056][ T3030] x8 : 0000000000000000 x7 : 205b5d3737303038 x6 : ffff80000819545c [ 34.824950][ T3030] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 34.826815][ T3030] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000ca6723b8 [ 34.828716][ T3030] Call trace: [ 34.829477][ T3030] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.830802][ T3030] nilfs_mdt_submit_block+0x164/0x4bc [ 34.832069][ T3030] nilfs_mdt_read_block+0x58/0x22c [ 34.833272][ T3030] nilfs_mdt_get_block+0x5c/0xcc [ 34.834426][ T3030] nilfs_palloc_get_block+0xb4/0x18c [ 34.835687][ T3030] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.837035][ T3030] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.838492][ T3030] nilfs_iget+0xac/0x33c [ 34.839490][ T3030] nilfs_get_root_dentry+0x38/0x180 [ 34.840706][ T3030] nilfs_fill_super+0x1e4/0x2f8 [ 34.841844][ T3030] nilfs_mount+0x370/0x52c [ 34.842876][ T3030] legacy_get_tree+0x30/0x74 [ 34.843949][ T3030] vfs_get_tree+0x40/0x140 [ 34.845088][ T3030] do_new_mount+0x1dc/0x4e4 [ 34.846145][ T3030] path_mount+0x358/0x914 [ 34.847152][ T3030] __arm64_sys_mount+0x2c4/0x3c4 [ 34.848335][ T3030] el0_svc_common+0x138/0x220 [ 34.849430][ T3030] do_el0_svc+0x48/0x164 [ 34.850411][ T3030] el0_svc+0x58/0x150 [ 34.851358][ T3030] el0t_64_sync_handler+0x84/0xf0 [ 34.852528][ T3030] el0t_64_sync+0x18c/0x190 [ 34.853586][ T3030] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 34.855213][ T3030] ---[ end trace 0000000000000000 ]--- [ 35.017267][ T3030] Kernel panic - not syncing: Oops: Fatal exception [ 35.018793][ T3030] SMP: stopping secondary CPUs [ 35.019967][ T3030] Kernel Offset: disabled [ 35.021048][ T3030] CPU features: 0x00000,02070084,26017203 [ 35.022402][ T3030] Memory Limit: none [ 35.182002][ T3030] Rebooting in 86400 seconds..