[ 7.657198][ T22] audit: type=1400 audit(1642658175.059:69): avc: denied { lock } for pid=234 comm="getty" path="/run/utmp" dev="tmpfs" ino=9669 scontext=system_u:system_r:getty_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 7.660168][ T22] audit: type=1400 audit(1642658175.059:70): avc: denied { read } for pid=234 comm="getty" name="log" dev="sda1" ino=1125 scontext=system_u:system_r:getty_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 syzkaller syzkaller login: [ 14.359072][ T22] audit: type=1400 audit(1642658181.769:71): avc: denied { transition } for pid=265 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 [ 14.362532][ T22] audit: type=1400 audit(1642658181.769:72): avc: denied { write } for pid=265 comm="sh" path="pipe:[10370]" dev="pipefs" ino=10370 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 [ 15.197231][ T268] scp (268) used greatest stack depth: 26552 bytes left [ 15.206905][ T266] sshd (266) used greatest stack depth: 26056 bytes left Warning: Permanently added '10.128.15.219' (ECDSA) to the list of known hosts. executing program [ 24.693578][ T22] audit: type=1400 audit(1642658192.099:73): avc: denied { execmem } for pid=298 comm="syz-executor272" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 24.760273][ T298] EXT4-fs warning (device sda1): ext4_block_to_path:107: block 1074791436 > max in inode 1137 [ 24.770539][ T298] ------------[ cut here ]------------ [ 24.775967][ T298] kernel BUG at fs/ext4/indirect.c:1235! [ 24.781608][ T298] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 24.787651][ T298] CPU: 1 PID: 298 Comm: syz-executor272 Not tainted 5.4.147-syzkaller-00003-g946eff433f93 #0 [ 24.797761][ T298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.807792][ T298] RIP: 0010:ext4_ind_remove_space+0x2033/0x2040 [ 24.813996][ T298] Code: f8 ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 0e f2 ff ff 48 89 df e8 ec 74 d4 ff e9 01 f2 ff ff e8 42 de 80 ff e8 0d 58 a7 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 [ 24.833564][ T298] RSP: 0018:ffff8881de8cfbd0 EFLAGS: 00010293 [ 24.839596][ T298] RAX: ffffffff81b978b3 RBX: 0000000000000000 RCX: ffff8881e055ee40 [ 24.847534][ T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 24.855470][ T298] RBP: ffff8881de8cfd58 R08: ffffffff81b961a1 R09: ffffed103ede9608 [ 24.863409][ T298] R10: ffffed103ede9608 R11: 0000000000000000 R12: ffff8881de8cfd00 [ 24.871348][ T298] R13: dffffc0000000000 R14: 000000004010040c R15: 0000000000000000 [ 24.879286][ T298] FS: 0000555555e25300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 24.888182][ T298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.894733][ T298] CR2: 0000000020400002 CR3: 00000001e0601000 CR4: 00000000003406e0 [ 24.902683][ T298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.910625][ T298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.918560][ T298] Call Trace: [ 24.921828][ T298] ext4_punch_hole+0x8bb/0xf50 [ 24.926577][ T298] ext4_fallocate+0x11c/0x800 [ 24.931224][ T298] vfs_fallocate+0x564/0x840 [ 24.935782][ T298] __x64_sys_fallocate+0xb9/0x100 [ 24.940772][ T298] do_syscall_64+0xcb/0x1e0 [ 24.945242][ T298] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 24.951102][ T298] RIP: 0033:0x7f633df220d9 [ 24.955489][ T298] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 [ 24.975060][ T298] RSP: 002b:00007ffe1244a6b8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 24.983434][ T298] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f633df220d9 [ 24.991376][ T298] RDX: 0000000001000000 RSI: 0000000000000003 RDI: 0000000000000005 [ 24.999316][ T298] RBP: 00007f633dee60c0 R08: 0000000000000000 R09: 0000000000000000 [ 25.007255][ T298] R10: 00000ffeffeff000 R11: 0000000000000246 R12: 00007f633dee6150 [ 25.015196][ T298] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 25.023134][ T298] Modules linked in: [ 25.027046][ T298] ---[ end trace ba1df9e04d91cd37 ]--- [ 25.032485][ T298] RIP: 0010:ext4_ind_remove_space+0x2033/0x2040 [ 25.038726][ T298] Code: f8 ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 0e f2 ff ff 48 89 df e8 ec 74 d4 ff e9 01 f2 ff ff e8 42 de 80 ff e8 0d 58 a7 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 [ 25.058435][ T298] RSP: 0018:ffff8881de8cfbd0 EFLAGS: 00010293 [ 25.064471][ T298] RAX: ffffffff81b978b3 RBX: 0000000000000000 RCX: ffff8881e055ee40 [ 25.072436][ T298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 25.080436][ T298] RBP: ffff8881de8cfd58 R08: ffffffff81b961a1 R09: ffffed103ede9608 [ 25.088428][ T298] R10: ffffed103ede9608 R11: 0000000000000000 R12: ffff8881de8cfd00 [ 25.096402][ T298] R13: dffffc0000000000 R14: 000000004010040c R15: 0000000000000000 [ 25.104345][ T298] FS: 0000555555e25300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 25.113269][ T298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.119843][ T298] CR2: 0000000020400002 CR3: 00000001e0601000 CR4: 00000000003406e0 [ 25.127817][ T298] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.135825][ T298] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.143799][ T298] Kernel panic - not syncing: Fatal exception [ 25.150085][ T298] Kernel Offset: disabled [ 25.154388][ T298] Rebooting in 86400 seconds..