audit: type=1400 audit(2000000491.053:66476): avc: denied { map } for pid=25658 comm="getty" path="/lib/x86_64-linux-gnu/libutil-2.13.so" dev="sda1" ino=2681 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 audit: type=1400 audit(2000000491.053:66477): avc: denied { map } for pid=25658 comm="getty" path="/lib/x86_64-linux-gnu/libutil-2.13.so" dev="sda1" ino=2681 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 INFO: task syz-executor2:25639 blocked for more than 140 seconds. Not tainted 4.14.93+ #6 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor2 D29936 25639 1848 0x00000004 Call Trace: audit: type=1400 audit(2000000491.053:66478): avc: denied { map } for pid=25656 comm="getty" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 audit: type=1400 audit(2000000491.083:66479): avc: denied { map } for pid=25657 comm="getty" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 schedule+0x92/0x1c0 kernel/sched/core.c:3490 __lock_sock+0x12b/0x220 net/core/sock.c:2237 lock_sock_nested+0xe1/0x100 net/core/sock.c:2761 lock_sock include/net/sock.h:1456 [inline] packet_setsockopt+0x4b7/0x2830 net/packet/af_packet.c:3798 audit: type=1400 audit(2000000491.083:66480): avc: denied { map } for pid=25657 comm="getty" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 audit: type=1400 audit(2000000491.093:66481): avc: denied { search } for pid=25663 comm="udevd" name="/" dev="sysfs" ino=1 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:xen_device_t:s0 tclass=dir permissive=1 INFO: task syz-executor2:25652 blocked for more than 140 seconds. Not tainted 4.14.93+ #6 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. audit: type=1400 audit(2000000491.123:66482): avc: denied { map } for pid=25656 comm="getty" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 syz-executor2 D30008 25652 1848 0x00000004 audit: type=1400 audit(2000000491.663:66483): avc: denied { map } for pid=25660 comm="getty" path="/sbin/getty" dev="sda1" ino=16170 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Call Trace: audit: type=1400 audit(2000000491.673:66484): avc: denied { map } for pid=25661 comm="getty" path="/sbin/getty" dev="sda1" ino=16170 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 audit: type=1400 audit(2000000491.673:66485): avc: denied { map } for pid=25661 comm="getty" path="/sbin/getty" dev="sda1" ino=16170 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 audit: type=1400 audit(2000000491.683:66486): avc: denied { map } for pid=25660 comm="getty" path="/sbin/getty" dev="sda1" ino=16170 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 schedule+0x92/0x1c0 kernel/sched/core.c:3490 __lock_sock+0x12b/0x220 net/core/sock.c:2237 lock_sock_nested+0xe1/0x100 net/core/sock.c:2761 lock_sock include/net/sock.h:1456 [inline] packet_setsockopt+0x4b7/0x2830 net/packet/af_packet.c:3798 Showing all locks held in the system: 1 lock held by khungtaskd/23: #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x7c/0x21a kernel/locking/lockdep.c:4541 2 locks held by rsyslogd/1626: #0: (&mm->mmap_sem){++++}, at: [] __do_page_fault+0x271/0xb80 arch/x86/mm/fault.c:1354 #1: (&ei->i_mmap_sem){++++}, at: [] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6183 2 locks held by rsyslogd/1627: #0: (&mm->mmap_sem){++++}, at: [] __do_page_fault+0x271/0xb80 arch/x86/mm/fault.c:1354 #1: (&ei->i_mmap_sem){++++}, at: [] ext4_filemap_fault+0x7c/0xb0 fs/ext4/inode.c:6183 2 locks held by getty/1754: #0: (&tty->ldisc_sem){++++}, at: [] tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:275 #1: (&ldata->atomic_read_lock){+.+.}, at: [] n_tty_read+0x1f7/0x1700 drivers/tty/n_tty.c:2156 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 23 Comm: khungtaskd Not tainted 4.14.93+ #6 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0xb9/0x10e lib/dump_stack.c:53 nmi_cpu_backtrace.cold+0x47/0x86 lib/nmi_backtrace.c:101 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 32 Comm: kswapd0 Not tainted 4.14.93+ #6 task: ffff8881da2eaf00 task.stack: ffff8881d9960000 RIP: 0010:page_mapping+0x1af/0x290 mm/util.c:488 RSP: 0000:ffff8881d9967610 EFLAGS: 00000297 RAX: dffffc0000000000 RBX: ffffea0006746340 RCX: 1ffff1103b45d6e4 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffea0006746348 RBP: ffffea0006746340 R08: 0000000000000001 R09: 0000000000000000 R10: ffff8881da2eb730 R11: 0000000000000001 R12: dead000000000100 R13: dead000000000100 R14: ffffea0006746340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881dbb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000607534 CR3: 0000000044826005 CR4: 00000000001606a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: shrink_page_list+0x6c8/0x32b0 mm/vmscan.c:1033 shrink_inactive_list+0x39a/0x1170 mm/vmscan.c:1816 shrink_list mm/vmscan.c:2175 [inline] shrink_node_memcg+0x5f9/0x1320 mm/vmscan.c:2440 shrink_node+0x2fa/0xbf0 mm/vmscan.c:2632 kswapd_shrink_node mm/vmscan.c:3298 [inline] balance_pgdat mm/vmscan.c:3404 [inline] kswapd+0x94d/0x14e0 mm/vmscan.c:3623 kthread+0x310/0x420 kernel/kthread.c:232 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:402 Code: 1c ed 60 29 42 9d e8 71 d0 e7 ff 49 89 dc 5b 4c 89 e0 5d 41 5c 41 5d c3 e8 5f d0 e7 ff 48 8d 7b 08 48 b8 00 00 00 00 00 fc ff df <48> 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 a4 00 00 00 4c 8b 63 08