Warning: Permanently added '10.128.0.125' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.349163][ T5945] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5945 'syz-executor265' [ 41.354457][ T5945] loop0: detected capacity change from 0 to 128 [ 41.398712][ T5945] EXT4-fs (loop0): Test dummy encryption mode enabled [ 41.405213][ T5945] EXT4-fs (loop0): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 without journal. Quota mode: writeback. [ 41.414040][ T5945] fscrypt: AES-256-CTS-CBC using implementation "cts-cbc-aes-ce" [ 41.426809][ T5945] ------------[ cut here ]------------ [ 41.428255][ T5945] WARNING: CPU: 1 PID: 5945 at fs/crypto/keyring.c:237 fscrypt_destroy_keyring+0x164/0x240 [ 41.430869][ T5945] Modules linked in: [ 41.431866][ T5945] CPU: 1 PID: 5945 Comm: syz-executor265 Not tainted 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 41.434534][ T5945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 41.437185][ T5945] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.439239][ T5945] pc : fscrypt_destroy_keyring+0x164/0x240 [ 41.440755][ T5945] lr : fscrypt_destroy_keyring+0x164/0x240 [ 41.442273][ T5945] sp : ffff80001e4c7960 [ 41.443355][ T5945] x29: ffff80001e4c7960 x28: 1fffe0001aaec0fa x27: 0000000000000000 [ 41.445490][ T5945] x26: 0000000000000073 x25: 1fffe00019138025 x24: dfff800000000000 [ 41.447605][ T5945] x23: 0000000000000002 x22: ffff0000cbffa000 x21: ffff0000c738e000 [ 41.449732][ T5945] x20: ffff0000c89c0000 x19: ffff0000c89c0128 x18: ffff80001e4c7320 [ 41.451809][ T5945] x17: ffff800015cdd000 x16: ffff800008313a3c x15: ffff8000081cd8e0 [ 41.453922][ T5945] x14: 1ffff00002b9c0b2 x13: dfff800000000000 x12: 0000000000000001 [ 41.456021][ T5945] x11: ff80800008bcd61c x10: 0000000000000000 x9 : ffff800008bcd61c [ 41.458124][ T5945] x8 : ffff0000cc0b3680 x7 : ffff800008b76ab4 x6 : 0000000000000000 [ 41.460255][ T5945] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800008bcd558 [ 41.462355][ T5945] x2 : 0000000000000000 x1 : 0000000000000002 x0 : 0000000000000001 [ 41.464446][ T5945] Call trace: [ 41.465310][ T5945] fscrypt_destroy_keyring+0x164/0x240 [ 41.466750][ T5945] generic_shutdown_super+0xac/0x328 [ 41.468128][ T5945] kill_block_super+0x70/0xdc [ 41.469360][ T5945] deactivate_locked_super+0xac/0x124 [ 41.470773][ T5945] deactivate_super+0xf0/0x110 [ 41.472003][ T5945] cleanup_mnt+0x34c/0x3dc [ 41.473156][ T5945] __cleanup_mnt+0x20/0x30 [ 41.474312][ T5945] task_work_run+0x240/0x2f0 [ 41.475512][ T5945] do_exit+0x4fc/0x1a30 [ 41.476596][ T5945] do_group_exit+0x194/0x22c [ 41.477802][ T5945] __wake_up_parent+0x0/0x60 [ 41.479000][ T5945] invoke_syscall+0x98/0x2c0 [ 41.480229][ T5945] el0_svc_common+0x138/0x258 [ 41.481469][ T5945] do_el0_svc+0x64/0x198 [ 41.482581][ T5945] el0_svc+0x58/0x168 [ 41.483612][ T5945] el0t_64_sync_handler+0x84/0xf0 [ 41.484957][ T5945] el0t_64_sync+0x190/0x194 [ 41.486137][ T5945] irq event stamp: 16114 [ 41.487232][ T5945] hardirqs last enabled at (16113): [] call_rcu+0x65c/0xb38 [ 41.489592][ T5945] hardirqs last disabled at (16114): [] el1_dbg+0x24/0x80 [ 41.491917][ T5945] softirqs last enabled at (15276): [] __do_softirq+0xd64/0xfbc [ 41.494349][ T5945] softirqs last disabled at (15265): [] ____do_softirq+0x14/0x20 [ 41.496812][ T5945] ---[ end trace 0000000000000000 ]--- [ 41.502304][ T5945] Unable to handle kernel paging request at virtual address dfff800000000003 [ 41.504630][ T5945] KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] [ 41.506771][ T5945] Mem abort info: [ 41.507681][ T5945] ESR = 0x0000000096000006 [ 41.508891][ T5945] EC = 0x25: DABT (current EL), IL = 32 bits [ 41.510438][ T5945] SET = 0, FnV = 0 [ 41.511425][ T5945] EA = 0, S1PTW = 0 [ 41.512479][ T5945] FSC = 0x06: level 2 translation fault [ 41.513974][ T5945] Data abort info: [ 41.514935][ T5945] ISV = 0, ISS = 0x00000006 [ 41.516155][ T5945] CM = 0, WnR = 0 [ 41.517143][ T5945] [dfff800000000003] address between user and kernel address ranges [ 41.519224][ T5945] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 41.521065][ T5945] Modules linked in: [ 41.522071][ T5945] CPU: 0 PID: 5945 Comm: syz-executor265 Tainted: G W 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 41.525024][ T5945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 41.527695][ T5945] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.529758][ T5945] pc : __lock_acquire+0x104/0x764c [ 41.531065][ T5945] lr : lock_acquire+0x2f0/0x8c8 [ 41.532339][ T5945] sp : ffff80001e4c7040 [ 41.533441][ T5945] x29: ffff80001e4c72e0 x28: 1ffff00002b9c0b1 x27: ffff800008bcd13c [ 41.535556][ T5945] x26: 0000000000000001 x25: ffff700003c98e2c x24: 0000000000000000 [ 41.537724][ T5945] x23: 0000000000000000 x22: 0000000000000000 x21: 0000000000000000 [ 41.539823][ T5945] x20: 0000000000000000 x19: 0000000000000018 x18: ffff80001e4c7398 [ 41.541925][ T5945] x17: ffff800015cdd000 x16: ffff80001246263c x15: ffff8000081cd8e0 [ 41.543959][ T5945] x14: 1ffff00002b9c0b2 x13: ffff80001e4c7160 x12: dfff800000000000 [ 41.545430][ T5945] x11: ffff800008318d80 x10: ffff800015ce058c x9 : 00000000000000f3 [ 41.546928][ T5945] x8 : 0000000000000003 x7 : ffff800008bcd13c x6 : 0000000000000000 [ 41.548393][ T5945] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 [ 41.550512][ T5945] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000018 [ 41.552675][ T5945] Call trace: [ 41.553546][ T5945] __lock_acquire+0x104/0x764c [ 41.554814][ T5945] lock_acquire+0x2f0/0x8c8 [ 41.556024][ T5945] _raw_spin_lock+0x54/0x6c [ 41.557220][ T5945] fscrypt_put_master_key_activeref+0x8c/0x408 [ 41.558902][ T5945] put_crypt_info+0x218/0x2d0 [ 41.560125][ T5945] fscrypt_put_encryption_info+0x44/0x6c [ 41.561653][ T5945] ext4_clear_inode+0x154/0x1a0 [ 41.563009][ T5945] ext4_evict_inode+0x6ec/0x148c [ 41.564335][ T5945] evict+0x260/0x68c [ 41.565410][ T5945] iput+0x988/0xa6c [ 41.566457][ T5945] hook_sb_delete+0x688/0xa10 [ 41.567702][ T5945] security_sb_delete+0x50/0x94 [ 41.569009][ T5945] generic_shutdown_super+0xb4/0x328 [ 41.570417][ T5945] kill_block_super+0x70/0xdc [ 41.571636][ T5945] deactivate_locked_super+0xac/0x124 [ 41.573108][ T5945] deactivate_super+0xf0/0x110 [ 41.574372][ T5945] cleanup_mnt+0x34c/0x3dc [ 41.575557][ T5945] __cleanup_mnt+0x20/0x30 [ 41.576713][ T5945] task_work_run+0x240/0x2f0 [ 41.577930][ T5945] do_exit+0x4fc/0x1a30 [ 41.579033][ T5945] do_group_exit+0x194/0x22c [ 41.580233][ T5945] __wake_up_parent+0x0/0x60 [ 41.581419][ T5945] invoke_syscall+0x98/0x2c0 [ 41.582647][ T5945] el0_svc_common+0x138/0x258 [ 41.583891][ T5945] do_el0_svc+0x64/0x198 [ 41.585002][ T5945] el0_svc+0x58/0x168 [ 41.586070][ T5945] el0t_64_sync_handler+0x84/0xf0 [ 41.587415][ T5945] el0t_64_sync+0x190/0x194 [ 41.588602][ T5945] Code: d006d368 b9482108 34000208 d343fe68 (386c6908) [ 41.590394][ T5945] ---[ end trace 0000000000000000 ]--- [ 41.934393][ T5945] Kernel panic - not syncing: Oops: Fatal exception [ 41.936232][ T5945] SMP: stopping secondary CPUs [ 41.937527][ T5945] Kernel Offset: disabled [ 41.938703][ T5945] CPU features: 0x000000,20700402,32017203 [ 41.940216][ T5945] Memory Limit: none [ 42.275043][ T5945] Rebooting in 86400 seconds..