Warning: Permanently added '10.128.10.11' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 34.105290][ T3029] loop0: detected capacity change from 0 to 2048 [ 34.112000][ T3030] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 34.112093][ T3029] INFO: trying to register non-static key. [ 34.115364][ T3029] The code is fine but needs lockdep annotation, or maybe [ 34.116920][ T3029] you didn't initialize this object before use? [ 34.118243][ T3029] turning off the locking correctness validator. [ 34.119581][ T3029] CPU: 1 PID: 3029 Comm: syz-executor412 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.122038][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.124459][ T3029] Call trace: [ 34.125285][ T3029] dump_backtrace+0x1c4/0x1f0 [ 34.126341][ T3029] show_stack+0x2c/0x54 [ 34.127447][ T3029] dump_stack_lvl+0x104/0x16c [ 34.128608][ T3029] dump_stack+0x1c/0x58 [ 34.129563][ T3029] assign_lock_key+0x134/0x140 [ 34.130597][ T3029] register_lock_class+0xc4/0x2f8 [ 34.131669][ T3029] __lock_acquire+0xa8/0x30a4 [ 34.132669][ T3029] lock_acquire+0x100/0x1f8 [ 34.133775][ T3029] down_read+0x5c/0x78 [ 34.134818][ T3029] nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.136150][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 34.137491][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 34.138684][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 34.139788][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 34.141128][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.142444][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.143713][ T3029] nilfs_iget+0xac/0x33c [ 34.144617][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 34.145769][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 34.146879][ T3029] nilfs_mount+0x370/0x52c [ 34.147798][ T3029] legacy_get_tree+0x30/0x74 [ 34.148761][ T3029] vfs_get_tree+0x40/0x140 [ 34.149727][ T3029] do_new_mount+0x1dc/0x4e4 [ 34.150689][ T3029] path_mount+0x358/0x914 [ 34.151558][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 34.152613][ T3029] el0_svc_common+0x138/0x220 [ 34.153550][ T3029] do_el0_svc+0x48/0x164 [ 34.154480][ T3029] el0_svc+0x58/0x150 [ 34.155400][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 34.156523][ T3029] el0t_64_sync+0x18c/0x190 [ 34.157556][ T3029] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 34.159433][ T3029] Mem abort info: [ 34.160242][ T3029] ESR = 0x0000000096000006 [ 34.161211][ T3029] EC = 0x25: DABT (current EL), IL = 32 bits [ 34.162533][ T3029] SET = 0, FnV = 0 [ 34.163275][ T3029] EA = 0, S1PTW = 0 [ 34.164102][ T3029] FSC = 0x06: level 2 translation fault [ 34.165414][ T3029] Data abort info: [ 34.166157][ T3029] ISV = 0, ISS = 0x00000006 [ 34.167070][ T3029] CM = 0, WnR = 0 [ 34.167881][ T3029] user pgtable: 4k pages, 48-bit VAs, pgdp=000000010b5da000 [ 34.169670][ T3029] [0000000000000000] pgd=080000010b6f1003, p4d=080000010b6f1003, pud=080000010b739003, pmd=0000000000000000 [ 34.172142][ T3029] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 34.173618][ T3029] Modules linked in: [ 34.174365][ T3029] CPU: 1 PID: 3029 Comm: syz-executor412 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 [ 34.176565][ T3029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 34.178700][ T3029] pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 34.180603][ T3029] pc : nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.182089][ T3029] lr : nilfs_bmap_lookup_at_level+0x4c/0x168 [ 34.183431][ T3029] sp : ffff800010ff3810 [ 34.184313][ T3029] x29: ffff800010ff3820 x28: 000000000000002c x27: 0000000000000000 [ 34.186103][ T3029] x26: ffff80000cd66a91 x25: ffff0000cae9a4f8 x24: 0000000000000000 [ 34.187762][ T3029] x23: 0000000000000002 x22: ffff0000cae9a3b8 x21: ffff800010ff3860 [ 34.189534][ T3029] x20: 0000000000000001 x19: ffff0000cae9a3f0 x18: 00000000000000c0 [ 34.191184][ T3029] x17: 6e69676e45206574 x16: 0000000000000001 x15: 0000000000000000 [ 34.192865][ T3029] x14: 0000000000000000 x13: 205d393230335420 x12: 5b5d333235363531 [ 34.194633][ T3029] x11: ff808000095d1a0c x10: 0000000000000000 x9 : ffff0000c4bf0000 [ 34.196633][ T3029] x8 : 0000000000000000 x7 : 205b5d3332353635 x6 : ffff80000819545c [ 34.198665][ T3029] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 34.200274][ T3029] x2 : 0000000000000001 x1 : 0000000000000002 x0 : ffff0000cae9a3b8 [ 34.201653][ T3029] Call trace: [ 34.202227][ T3029] nilfs_bmap_lookup_at_level+0x5c/0x168 [ 34.203178][ T3029] nilfs_mdt_submit_block+0x164/0x4bc [ 34.204160][ T3029] nilfs_mdt_read_block+0x58/0x22c [ 34.205271][ T3029] nilfs_mdt_get_block+0x5c/0xcc [ 34.206499][ T3029] nilfs_palloc_get_block+0xb4/0x18c [ 34.207865][ T3029] nilfs_palloc_get_entry_block+0x90/0xa4 [ 34.209130][ T3029] nilfs_ifile_get_inode_block+0x7c/0xf8 [ 34.210394][ T3029] nilfs_iget+0xac/0x33c [ 34.211255][ T3029] nilfs_get_root_dentry+0x38/0x180 [ 34.212141][ T3029] nilfs_fill_super+0x1e4/0x2f8 [ 34.212946][ T3029] nilfs_mount+0x370/0x52c [ 34.213671][ T3029] legacy_get_tree+0x30/0x74 [ 34.214463][ T3029] vfs_get_tree+0x40/0x140 [ 34.215275][ T3029] do_new_mount+0x1dc/0x4e4 [ 34.216286][ T3029] path_mount+0x358/0x914 [ 34.217214][ T3029] __arm64_sys_mount+0x2c4/0x3c4 [ 34.218292][ T3029] el0_svc_common+0x138/0x220 [ 34.219370][ T3029] do_el0_svc+0x48/0x164 [ 34.220407][ T3029] el0_svc+0x58/0x150 [ 34.221390][ T3029] el0t_64_sync_handler+0x84/0xf0 [ 34.222592][ T3029] el0t_64_sync+0x18c/0x190 [ 34.223723][ T3029] Code: f9406ec8 aa1603e0 aa1703e1 2a1403e2 (f9400108) [ 34.225325][ T3029] ---[ end trace 0000000000000000 ]--- [ 34.376508][ T3029] Kernel panic - not syncing: Oops: Fatal exception [ 34.377998][ T3029] SMP: stopping secondary CPUs [ 34.379057][ T3029] Kernel Offset: disabled [ 34.380136][ T3029] CPU features: 0x00000,02070084,26017203 [ 34.381305][ T3029] Memory Limit: none [ 34.530064][ T3029] Rebooting in 86400 seconds..