[ 2.993302][ T30] audit: type=1400 audit(1669517024.340:9): avc: denied { append open } for pid=164 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 2.997137][ T30] audit: type=1400 audit(1669517024.340:10): avc: denied { getattr } for pid=164 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 3.014645][ T166] acpid (166) used greatest stack depth: 24200 bytes left [ 3.348520][ T181] udevd[181]: starting version 3.2.10 [ 3.397902][ T182] udevd[182]: starting eudev-3.2.10 [ 3.398795][ T181] udevd (181) used greatest stack depth: 22976 bytes left [ 11.728960][ T30] kauditd_printk_skb: 49 callbacks suppressed [ 11.728974][ T30] audit: type=1400 audit(1669517033.100:60): avc: denied { transition } for pid=317 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 11.736193][ T30] audit: type=1400 audit(1669517033.100:61): avc: denied { write } for pid=317 comm="sh" path="pipe:[13117]" dev="pipefs" ino=13117 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 [ 12.394930][ T321] scp (321) used greatest stack depth: 22400 bytes left Warning: Permanently added '10.128.0.2' (ECDSA) to the list of known hosts. executing program [ 23.670037][ T30] audit: type=1400 audit(1669517045.040:62): avc: denied { execmem } for pid=404 comm="syz-executor100" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.677027][ T30] audit: type=1400 audit(1669517045.040:63): avc: denied { read write } for pid=404 comm="syz-executor100" name="loop0" dev="devtmpfs" ino=111 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 23.677603][ T405] loop0: detected capacity change from 0 to 2048 [ 23.681802][ T30] audit: type=1400 audit(1669517045.040:64): avc: denied { open } for pid=404 comm="syz-executor100" path="/dev/loop0" dev="devtmpfs" ino=111 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 23.686092][ T30] audit: type=1400 audit(1669517045.040:65): avc: denied { ioctl } for pid=404 comm="syz-executor100" path="/dev/loop0" dev="devtmpfs" ino=111 ioctlcmd=0x4c00 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 23.699354][ T30] audit: type=1400 audit(1669517045.050:66): avc: denied { mounton } for pid=404 comm="syz-executor100" path="/root/file0" dev="sda1" ino=1137 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 23.709030][ T405] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 23.732523][ T30] audit: type=1400 audit(1669517045.100:67): avc: denied { mount } for pid=404 comm="syz-executor100" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 23.748922][ T405] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1148: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 23.754626][ T30] audit: type=1400 audit(1669517045.100:68): avc: denied { write } for pid=404 comm="syz-executor100" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 23.769744][ T405] ------------[ cut here ]------------ [ 23.790668][ T30] audit: type=1400 audit(1669517045.100:69): avc: denied { add_name } for pid=404 comm="syz-executor100" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 23.795843][ T405] kernel BUG at fs/ext4/inode.c:2731! [ 23.816707][ T30] audit: type=1400 audit(1669517045.100:70): avc: denied { create } for pid=404 comm="syz-executor100" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 23.822103][ T405] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 23.842031][ T30] audit: type=1400 audit(1669517045.100:71): avc: denied { read write open } for pid=404 comm="syz-executor100" path="/root/file0/bus" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 23.847775][ T405] CPU: 1 PID: 405 Comm: syz-executor100 Not tainted 5.15.74-syzkaller-00001-g4ec71a9ec769 #0 [ 23.847792][ T405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 23.847799][ T405] RIP: 0010:ext4_writepages+0x3b91/0x3bb0 [ 23.896927][ T405] Code: c6 31 ff e8 41 95 81 ff 84 db 75 2c e8 28 92 81 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 7c 24 48 e9 d3 c9 ff ff e8 0f 92 81 ff <0f> 0b e8 08 92 81 ff e8 1f 82 10 ff eb a0 e8 fc 91 81 ff e8 13 82 [ 23.916437][ T405] RSP: 0018:ffffc9000027f260 EFLAGS: 00010293 [ 23.922337][ T405] RAX: ffffffff81efff81 RBX: 0000008000000000 RCX: ffff88811bf1e2c0 [ 23.930150][ T405] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 23.937967][ T405] RBP: ffffc9000027f650 R08: ffffffff81efcb8f R09: ffffed10213ada45 [ 23.945772][ T405] R10: ffffed10213ada45 R11: 1ffff110213ada44 R12: ffffc9000027f880 [ 23.953669][ T405] R13: 0000000000000001 R14: 0000008410000000 R15: ffffc9000027f520 [ 23.961479][ T405] FS: 00007fdedc36c700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 23.970248][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.976669][ T405] CR2: 0000000020000f83 CR3: 000000011e416000 CR4: 00000000003506a0 [ 23.984482][ T405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 23.992295][ T405] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.000539][ T405] Call Trace: [ 24.003674][ T405] [ 24.006523][ T405] ? __kasan_check_read+0x11/0x20 [ 24.011389][ T405] ? __ext4_get_inode_loc+0x50a/0xcf0 [ 24.016770][ T405] ? errseq_check+0x40/0x70 [ 24.021038][ T405] ? __kasan_check_read+0x11/0x20 [ 24.026070][ T405] ? mark_buffer_dirty+0x1ed/0x310 [ 24.031017][ T405] ? __ext4_handle_dirty_metadata+0x2f0/0x820 [ 24.036917][ T405] ? __kasan_check_write+0x14/0x20 [ 24.041878][ T405] ? ext4_mark_iloc_dirty+0x24ea/0x3410 [ 24.047252][ T405] ? ext4_readpage+0x220/0x220 [ 24.051847][ T405] ? __ext4_mark_inode_dirty+0x52f/0x7a0 [ 24.057319][ T405] ? __kasan_check_write+0x14/0x20 [ 24.062270][ T405] ? ext4_journal_check_start+0x16b/0x230 [ 24.067825][ T405] ? __ext4_journal_stop+0x36/0x1c0 [ 24.072850][ T405] ? ext4_readpage+0x220/0x220 [ 24.077452][ T405] do_writepages+0x442/0x6c0 [ 24.081878][ T405] ? __writepage+0x130/0x130 [ 24.086306][ T405] ? ext4_write_inline_data_end+0xb80/0xe10 [ 24.092052][ T405] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 24.097152][ T405] ? __kasan_check_write+0x14/0x20 [ 24.102101][ T405] ? _raw_spin_unlock+0x4d/0x70 [ 24.106789][ T405] filemap_fdatawrite_wbc+0x245/0x2a0 [ 24.111994][ T405] file_write_and_wait_range+0x1e5/0x2e0 [ 24.117551][ T405] ? __filemap_set_wb_err+0x100/0x100 [ 24.122763][ T405] ext4_sync_file+0x19e/0xa00 [ 24.127269][ T405] vfs_fsync_range+0x17b/0x190 [ 24.131871][ T405] ext4_buffered_write_iter+0x584/0x630 [ 24.137250][ T405] ext4_file_write_iter+0x456/0x1dc0 [ 24.142372][ T405] ? fpu__alloc_mathframe+0x8d/0x150 [ 24.147493][ T405] ? get_sigframe+0x378/0x4b0 [ 24.152008][ T405] ? avc_policy_seqno+0x1b/0x70 [ 24.156693][ T405] ? selinux_file_permission+0x2ae/0x520 [ 24.162161][ T405] ? ext4_file_read_iter+0x4b0/0x4b0 [ 24.167285][ T405] ? iov_iter_init+0x53/0x180 [ 24.171801][ T405] vfs_write+0xc8d/0x1050 [ 24.175964][ T405] ? file_end_write+0x1b0/0x1b0 [ 24.180648][ T405] ? mutex_lock+0xb6/0x130 [ 24.184900][ T405] ? wait_for_completion_killable_timeout+0x10/0x10 [ 24.191414][ T405] ? __fdget_pos+0x26d/0x310 [ 24.195839][ T405] ? ksys_write+0x77/0x2c0 [ 24.200125][ T405] ksys_write+0x198/0x2c0 [ 24.204259][ T405] ? __ia32_sys_read+0x90/0x90 [ 24.208855][ T405] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 24.214769][ T405] __x64_sys_write+0x7b/0x90 [ 24.219186][ T405] do_syscall_64+0x44/0xd0 [ 24.223441][ T405] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 24.229169][ T405] RIP: 0033:0x7fdedc3bf899 [ 24.233421][ T405] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 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 b8 ff ff ff f7 d8 64 89 01 48 [ 24.252863][ T405] RSP: 002b:00007fdedc36c208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 24.261103][ T405] RAX: ffffffffffffffda RBX: 00007fdedc4446e8 RCX: 00007fdedc3bf899 [ 24.268916][ T405] RDX: 0000000000000009 RSI: 0000000020000f80 RDI: 0000000000000004 [ 24.276728][ T405] RBP: 00007fdedc4446e0 R08: 00007fdedc4446e0 R09: 0000000000000000 [ 24.284540][ T405] R10: 00007fdedc36c210 R11: 0000000000000246 R12: 00007fdedc4446ec [ 24.292350][ T405] R13: 00007ffc4b0fab1f R14: 00007fdedc36c300 R15: 0000000000022000 [ 24.300166][ T405] [ 24.303028][ T405] Modules linked in: [ 24.306938][ T405] ---[ end trace 1978607809c7141d ]--- [ 24.312211][ T405] RIP: 0010:ext4_writepages+0x3b91/0x3bb0 [ 24.317782][ T405] Code: c6 31 ff e8 41 95 81 ff 84 db 75 2c e8 28 92 81 ff 48 bb 00 00 00 00 00 fc ff df 4c 8b 7c 24 48 e9 d3 c9 ff ff e8 0f 92 81 ff <0f> 0b e8 08 92 81 ff e8 1f 82 10 ff eb a0 e8 fc 91 81 ff e8 13 82 [ 24.337481][ T405] RSP: 0018:ffffc9000027f260 EFLAGS: 00010293 [ 24.343364][ T405] RAX: ffffffff81efff81 RBX: 0000008000000000 RCX: ffff88811bf1e2c0 [ 24.351210][ T405] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 24.359008][ T405] RBP: ffffc9000027f650 R08: ffffffff81efcb8f R09: ffffed10213ada45 [ 24.366797][ T405] R10: ffffed10213ada45 R11: 1ffff110213ada44 R12: ffffc9000027f880 [ 24.374799][ T405] R13: 0000000000000001 R14: 0000008410000000 R15: ffffc9000027f520 [ 24.382561][ T405] FS: 00007fdedc36c700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 24.391508][ T405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.397918][ T405] CR2: 0000000020000f83 CR3: 000000011e416000 CR4: 00000000003506a0 [ 24.405718][ T405] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.413798][ T405] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.421702][ T405] Kernel panic - not syncing: Fatal exception [ 24.427730][ T405] Kernel Offset: disabled [ 24.431857][ T405] Rebooting in 86400 seconds..