Warning: Permanently added '10.128.0.176' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 34.813713] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 34.831775] Quota error (device loop0): free_dqentry: Quota structure has offset to other block (0) than it should (5) [ 34.843708] Quota error (device loop0): qtree_write_dquot: Error -641722073 occurred while creating quota [ 34.853528] BUG: unable to handle kernel paging request at fffffbfffb38033f [ 34.860702] PGD 23fff1067 P4D 23fff1067 PUD 23fff0067 PMD 0 [ 34.866575] Oops: 0000 [#1] PREEMPT SMP KASAN [ 34.871047] CPU: 0 PID: 8116 Comm: syz-executor395 Not tainted 4.19.211-syzkaller #0 [ 34.878901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 34.888251] RIP: 0010:__lock_acquire+0x1eb/0x3ff0 [ 34.893073] Code: 2b 29 00 00 48 81 c4 98 01 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 2a 00 00 49 81 3e 20 f2 66 8c 0f 84 65 ff ff [ 34.911952] RSP: 0018:ffff8880a333f5a0 EFLAGS: 00010807 [ 34.917291] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 34.924541] RDX: 1ffffffffb38033f RSI: 0000000000000000 RDI: 0000000000000001 [ 34.931787] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 34.939032] R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000 [ 34.946276] R13: ffff8880b14aa540 R14: ffffffffd9c019ff R15: 0000000000000001 [ 34.953524] FS: 0000555557527300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 34.962162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.968017] CR2: fffffbfffb38033f CR3: 00000000a5b9c000 CR4: 00000000003406f0 [ 34.975267] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.982510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.989754] Call Trace: [ 34.992331] ? __lock_acquire+0x6de/0x3ff0 [ 34.996542] ? mark_held_locks+0xf0/0xf0 [ 35.000581] ? mark_held_locks+0xf0/0xf0 [ 35.004619] ? __getblk_gfp+0x48/0x70 [ 35.008405] ? ext4_getblk+0x35a/0x4f0 [ 35.012272] ? do_syscall_64+0xf9/0x620 [ 35.016229] lock_acquire+0x170/0x3c0 [ 35.020007] ? dquot_add_inodes+0x34/0x9a0 [ 35.024223] _raw_spin_lock+0x2a/0x40 [ 35.028001] ? dquot_add_inodes+0x34/0x9a0 [ 35.032220] dquot_add_inodes+0x34/0x9a0 [ 35.036260] ? ext4_listxattr+0xb90/0xb90 [ 35.040383] __dquot_transfer+0xf3a/0x18a0 [ 35.044595] ? __dquot_alloc_space+0x860/0x860 [ 35.049153] ? dqput.part.0+0x63f/0x830 [ 35.053104] ? lock_downgrade+0x720/0x720 [ 35.057230] ? lock_acquire+0x170/0x3c0 [ 35.061198] ? do_raw_spin_unlock+0x171/0x230 [ 35.065767] ? rwsem_down_read_failed_killable+0x2e0/0x580 [ 35.071368] ? dqput.part.0+0x63f/0x830 [ 35.075326] ? dqget+0x171/0xfc0 [ 35.078691] ? dquot_writeback_dquots+0x9e0/0x9e0 [ 35.083512] dquot_transfer+0x2ee/0x4c0 [ 35.087464] ? __dquot_transfer+0x18a0/0x18a0 [ 35.091943] ? ext4_setattr+0x57f/0x2560 [ 35.096241] ext4_setattr+0x58a/0x2560 [ 35.100110] ? evm_verify_current_integrity+0x87/0xf0 [ 35.105364] ? evm_inode_setattr+0x6a/0x170 [ 35.109679] ? ext4_evict_inode+0x17b0/0x17b0 [ 35.114182] notify_change+0x70b/0xfc0 [ 35.118057] chown_common+0x4a9/0x550 [ 35.121843] ? lock_set_class+0x5ed/0x6d0 [ 35.125967] ? chmod_common+0x3f0/0x3f0 [ 35.129922] ? check_preemption_disabled+0x41/0x280 [ 35.134925] ? preempt_count_add+0xaf/0x190 [ 35.139234] ? __mnt_want_write+0x22c/0x2c0 [ 35.143532] do_fchownat+0x126/0x1e0 [ 35.147222] ? __ia32_sys_chmod+0x80/0x80 [ 35.151349] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.156695] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.161688] __x64_sys_chown+0x77/0xb0 [ 35.165552] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 35.170108] do_syscall_64+0xf9/0x620 [ 35.173885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.179071] RIP: 0033:0x7f47a18a47c9 [ 35.182776] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 35.201653] RSP: 002b:00007fffa82f9288 EFLAGS: 00000246 ORIG_RAX: 000000000000005c [ 35.209337] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f47a18a47c9 [ 35.216580] RDX: 000000000000ee00 RSI: 000000000000ee01 RDI: 0000000020000080 [ 35.223824] RBP: 00007f47a1864060 R08: 0000000000000000 R09: 0000000000000000 [ 35.231077] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47a18640f0 [ 35.238320] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 35.245568] Modules linked in: [ 35.248746] CR2: fffffbfffb38033f [ 35.252181] ---[ end trace 32398071608caecd ]--- [ 35.256950] RIP: 0010:__lock_acquire+0x1eb/0x3ff0 [ 35.261773] Code: 2b 29 00 00 48 81 c4 98 01 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 2a 00 00 49 81 3e 20 f2 66 8c 0f 84 65 ff ff [ 35.280768] RSP: 0018:ffff8880a333f5a0 EFLAGS: 00010807 [ 35.286114] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 35.293363] RDX: 1ffffffffb38033f RSI: 0000000000000000 RDI: 0000000000000001 [ 35.300611] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 35.307861] R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000 [ 35.315108] R13: ffff8880b14aa540 R14: ffffffffd9c019ff R15: 0000000000000001 [ 35.322359] FS: 0000555557527300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 35.330562] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.336452] CR2: fffffbfffb38033f CR3: 00000000a5b9c000 CR4: 00000000003406f0 [ 35.343702] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.350948] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.358196] Kernel panic - not syncing: Fatal exception [ 35.363699] Kernel Offset: disabled [ 35.367318] Rebooting in 86400 seconds..