Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ 12.280111][ C0] random: crng init done [ 12.281585][ C0] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.0.57' (ECDSA) to the list of known hosts. executing program [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s) [** ] A start job is running for dev-ttyS0.device (9s / 1min 30s) [*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s) [ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ 18.151070][ T22] audit: type=1400 audit(1600825419.611:8): avc: denied { execmem } for pid=329 comm="syz-executor818" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.164846][ T329] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 18.181217][ T329] ext4 filesystem being mounted at /root/file0 supports timestamps until 2038 (0x7fffffff) [ 18.192422][ T329] Quota error (device loop0): qtree_write_dquot: Error -927940090 occurred while creating quota [ 18.203132][ T329] BUG: unable to handle page fault for address: fffffbfff916184d [ 18.210836][ T329] #PF: supervisor read access in kernel mode [ 18.216795][ T329] #PF: error_code(0x0000) - not-present page [ 18.222738][ T329] PGD 21fff3067 P4D 21fff3067 PUD 21ffb6067 PMD 0 [ 18.229209][ T329] Oops: 0000 [#1] PREEMPT SMP KASAN [ 18.234391][ T329] CPU: 1 PID: 329 Comm: syz-executor818 Not tainted 5.4.65-syzkaller-00175-g63d1c2f0b547 #0 [ 18.244420][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.254839][ T329] RIP: 0010:dquot_add_space+0x43/0xaf0 [ 18.260263][ T329] Code: 54 24 50 48 89 74 24 58 49 89 fd 49 bc 00 00 00 00 00 fc ff df e8 bd 19 b2 ff 4d 8d 7d 68 4c 89 f8 48 c1 e8 03 48 89 44 24 20 <42> 80 3c 20 00 74 08 4c 89 ff e8 ae cd df ff 49 8b 5d 68 49 8d 7d [ 18.279832][ T329] RSP: 0018:ffff8881ce1aeff8 EFLAGS: 00010a07 [ 18.285884][ T329] RAX: 1ffffffff916184d RBX: ffffffffc8b0c206 RCX: ffff8881ce194d80 [ 18.293842][ T329] RDX: 0000000000000000 RSI: 0000000000000400 RDI: ffffffffc8b0c206 [ 18.301795][ T329] RBP: ffff8881ce1af1f0 R08: ffff8881ce1af120 R09: 0000000000000003 [ 18.309753][ T329] R10: ffffed1039c35e05 R11: 0000000000000004 R12: dffffc0000000000 [ 18.317693][ T329] R13: ffffffffc8b0c206 R14: ffff8881cc782ed8 R15: ffffffffc8b0c26e [ 18.325633][ T329] FS: 000000000133a880(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 18.334526][ T329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.341077][ T329] CR2: fffffbfff916184d CR3: 00000001cec73003 CR4: 00000000001606e0 [ 18.349123][ T329] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.357079][ T329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.365016][ T329] Call Trace: [ 18.368277][ T329] ? _raw_spin_trylock_bh+0x190/0x190 [ 18.373623][ T329] ? _raw_spin_lock_irqsave+0xda/0x1c0 [ 18.379050][ T329] __dquot_alloc_space+0x369/0xcd0 [ 18.384129][ T329] ? cpumask_next+0xc/0x20 [ 18.388509][ T329] ? dquot_drop+0x2a0/0x2a0 [ 18.392982][ T329] ? __percpu_counter_sum+0x19b/0x1e0 [ 18.398337][ T329] ? ext4_has_free_clusters+0x2cc/0x4f0 [ 18.403847][ T329] ? percpu_counter_add_batch+0x12d/0x150 [ 18.409533][ T329] ext4_mb_new_blocks+0x627/0x28a0 [ 18.414611][ T329] ? __xa_alloc_cyclic+0x310/0x310 [ 18.419711][ T329] ? ext4_mb_pa_callback+0xc0/0xc0 [ 18.424787][ T329] ? mark_page_accessed+0x282/0x5b0 [ 18.429952][ T329] ext4_new_meta_blocks+0x178/0x3f0 [ 18.435116][ T329] ? ext4_should_retry_alloc+0x1b0/0x1b0 [ 18.440713][ T329] ? __ext4_handle_dirty_metadata+0x2d8/0x900 [ 18.446744][ T329] ? ext4_get_dquots+0x9/0x20 [ 18.451385][ T329] ? dquot_initialize_needed+0x26f/0x310 [ 18.456983][ T329] ext4_xattr_block_set+0x201b/0x3e40 [ 18.462322][ T329] ? ext4_xattr_block_find+0x550/0x550 [ 18.467744][ T329] ? v2_write_file_info+0x2c4/0x4e0 [ 18.472908][ T329] ? v2_read_file_info+0x9c0/0x9c0 [ 18.477986][ T329] ? down_write+0xd8/0x150 [ 18.482370][ T329] ? down_read_killable+0x220/0x220 [ 18.487531][ T329] ? ext4_xattr_ibody_find+0x218/0x990 [ 18.492952][ T329] ? ext4_xattr_block_find+0xee/0x550 [ 18.498298][ T329] ? ext4_reserve_inode_write+0x19c/0x220 [ 18.503982][ T329] ext4_xattr_set_handle+0xf7d/0x1f60 [ 18.509340][ T329] ? dqput+0x68d/0x770 [ 18.513378][ T329] ? ext4_xattr_set_entry+0x3b10/0x3b10 [ 18.518889][ T329] ? dquot_initialize+0x20/0x20 [ 18.523708][ T329] ? selinux_inode_setxattr+0x5ec/0xfc0 [ 18.529220][ T329] ? __ext4_journal_start_sb+0x3ad/0x420 [ 18.534831][ T329] ext4_xattr_set+0x207/0x300 [ 18.539473][ T329] ? selinux_perf_event_write+0x100/0x100 [ 18.545182][ T329] ? ext4_xattr_set_credits+0x290/0x290 [ 18.550692][ T329] ? success_walk_trace+0xb0/0x410 [ 18.555767][ T329] ? cap_capable+0x23f/0x280 [ 18.560323][ T329] ? ext4_xattr_trusted_get+0x40/0x40 [ 18.565658][ T329] __vfs_setxattr+0x3be/0x400 [ 18.570300][ T329] __vfs_setxattr_noperm+0x12a/0x3e0 [ 18.575550][ T329] vfs_setxattr+0x11e/0x2d0 [ 18.580020][ T329] ? xattr_permission+0x350/0x350 [ 18.585010][ T329] ? strncpy_from_user+0x20c/0x370 [ 18.590086][ T329] setxattr+0x1d3/0x400 [ 18.594224][ T329] ? path_setxattr+0x230/0x230 [ 18.598968][ T329] ? strncpy_from_user+0x20c/0x370 [ 18.604049][ T329] ? getname_flags+0x20d/0x610 [ 18.608776][ T329] ? __sb_start_write+0xa5/0x150 [ 18.613679][ T329] path_setxattr+0x154/0x230 [ 18.618247][ T329] ? simple_xattr_list_add+0xf0/0xf0 [ 18.623495][ T329] ? __fput+0x4fd/0x6c0 [ 18.627630][ T329] ? fput_many+0x42/0x1a0 [ 18.631923][ T329] __x64_sys_setxattr+0xb7/0xd0 [ 18.636742][ T329] do_syscall_64+0xcb/0x150 [ 18.641237][ T329] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.647108][ T329] RIP: 0033:0x444709 [ 18.650974][ T329] Code: 8d d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 5b d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 18.670555][ T329] RSP: 002b:00007ffeaa228178 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 18.679023][ T329] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444709 [ 18.686965][ T329] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000020000040 [ 18.694910][ T329] RBP: 00000000006cf018 R08: 0000000000000000 R09: 0000000000000000 [ 18.702856][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004022f0 [ 18.710799][ T329] R13: 0000000000402380 R14: 0000000000000000 R15: 0000000000000000 [ 18.718742][ T329] Modules linked in: [ 18.722622][ T329] CR2: fffffbfff916184d [ 18.726742][ T329] ---[ end trace 649b058576b86f00 ]--- [ 18.732170][ T329] RIP: 0010:dquot_add_space+0x43/0xaf0 [ 18.737606][ T329] Code: 54 24 50 48 89 74 24 58 49 89 fd 49 bc 00 00 00 00 00 fc ff df e8 bd 19 b2 ff 4d 8d 7d 68 4c 89 f8 48 c1 e8 03 48 89 44 24 20 <42> 80 3c 20 00 74 08 4c 89 ff e8 ae cd df ff 49 8b 5d 68 49 8d 7d [ 18.757610][ T329] RSP: 0018:ffff8881ce1aeff8 EFLAGS: 00010a07 [ 18.763659][ T329] RAX: 1ffffffff916184d RBX: ffffffffc8b0c206 RCX: ffff8881ce194d80 [ 18.771599][ T329] RDX: 0000000000000000 RSI: 0000000000000400 RDI: ffffffffc8b0c206 [ 18.779536][ T329] RBP: ffff8881ce1af1f0 R08: ffff8881ce1af120 R09: 0000000000000003 [ 18.787475][ T329] R10: ffffed1039c35e05 R11: 0000000000000004 R12: dffffc0000000000 [ 18.795414][ T329] R13: ffffffffc8b0c206 R14: ffff8881cc782ed8 R15: ffffffffc8b0c26e [ 18.803356][ T329] FS: 000000000133a880(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 18.812250][ T329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 18.818800][ T329] CR2: fffffbfff916184d CR3: 00000001cec73003 CR4: 00000000001606e0 [ 18.826741][ T329] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 18.834696][ T329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 18.842634][ T329] Kernel panic - not syncing: Fatal exception [ 18.849290][ T329] Kernel Offset: disabled [ 18.853618][ T329] Rebooting in 86400 seconds..