audit: type=1400 audit(1583302269.654:79): avc: denied { map } for pid=10289 comm="syz-executor.3" path="socket:[39675]" dev="sockfs" ino=39675 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=rawip_socket permissive=1 audit: type=1800 audit(1583302269.734:80): pid=10303 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="sda1" ino=16714 res=0 BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:1333 in_atomic(): 0, irqs_disabled(): 0, pid: 10307, name: syz-executor.3 3 locks held by syz-executor.3/10307: #0: 000000004340e624 (&table[i].mutex){+.+.}, at: nfnl_lock net/netfilter/nfnetlink.c:62 [inline] #0: 000000004340e624 (&table[i].mutex){+.+.}, at: nfnetlink_rcv_msg+0x9c1/0xf4b net/netfilter/nfnetlink.c:223 #1: 0000000076c329ad (rcu_read_lock){....}, at: ctnetlink_create_conntrack+0x199/0x1280 net/netfilter/nf_conntrack_netlink.c:1929 #2: 0000000067000a13 (&mm->mmap_sem){++++}, at: __do_page_fault+0x39b/0xdd0 arch/x86/mm/fault.c:1319 Preemption disabled at: [] rcu_lockdep_current_cpu_online kernel/rcu/tree.c:1076 [inline] [] rcu_lockdep_current_cpu_online+0x32/0x1b0 kernel/rcu/tree.c:1068 CPU: 0 PID: 10307 Comm: syz-executor.3 Not tainted 4.19.107-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x188/0x20d lib/dump_stack.c:118 ___might_sleep.cold+0x1bd/0x1f9 kernel/sched/core.c:6192 __do_page_fault+0x3c6/0xdd0 arch/x86/mm/fault.c:1333 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204 RIP: 0010:0xb848405b8b Code: Bad RIP value. RSP: 0018:ffff8880431af1d8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000c501000 RDX: 1ffffffff0bb13bf RSI: ffff8880431af210 RDI: ffff8880431af260 RBP: ffff888098e7ae00 R08: ffff88804e8cc000 R09: ffff8880431af260 R10: ffffed1008635e51 R11: ffff8880431af28f R12: 0000000000000000 R13: 0000000000000001 R14: ffffffff85d89dc0 R15: ffff8880431af210 BUG: unable to handle kernel paging request at 000000b848405b8b PGD 0 P4D 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 0 PID: 10307 Comm: syz-executor.3 Tainted: G W 4.19.107-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:0xb848405b8b Code: Bad RIP value. RSP: 0018:ffff8880431af1d8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000c501000 RDX: 1ffffffff0bb13bf RSI: ffff8880431af210 RDI: ffff8880431af260 RBP: ffff888098e7ae00 R08: ffff88804e8cc000 R09: ffff8880431af260 R10: ffffed1008635e51 R11: ffff8880431af28f R12: 0000000000000000 R13: 0000000000000001 R14: ffffffff85d89dc0 R15: ffff8880431af210 FS: 00007f30a71ce700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000b848405b61 CR3: 000000009ad0d000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Modules linked in: CR2: 000000b848405b8b ---[ end trace 6096201888d3ab43 ]--- RIP: 0010:0xb848405b8b Code: Bad RIP value. RSP: 0018:ffff8880431af1d8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000c501000 RDX: 1ffffffff0bb13bf RSI: ffff8880431af210 RDI: ffff8880431af260 RBP: ffff888098e7ae00 R08: ffff88804e8cc000 R09: ffff8880431af260 R10: ffffed1008635e51 R11: ffff8880431af28f R12: 0000000000000000 R13: 0000000000000001 R14: ffffffff85d89dc0 R15: ffff8880431af210 FS: 00007f30a71ce700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000b848405b61 CR3: 000000009ad0d000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400