audit: type=1400 audit(1626614191.453:10): avc: denied { module_load } for pid=4457 comm="syz-executor.4" path="/syz-executor.4" dev="sda" ino=15425 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=system permissive=1 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4466 at fs/read_write.c:440 __kernel_read+0x90b/0xa90 fs/read_write.c:440 9pnet: Insufficient options for proto=fd Modules linked in: CPU: 1 PID: 4466 Comm: syz-executor.4 Not tainted 5.10.49 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__kernel_read+0x90b/0xa90 fs/read_write.c:440 Code: 84 e8 99 7c 8b 00 31 ff 89 c3 89 c6 e8 6e 9b d0 ff 85 db 0f 85 ae 58 49 02 49 c7 c5 ea ff ff ff e9 43 fe ff ff e8 e5 a1 d0 ff <0f> 0b 49 c7 c5 ea ff ff ff e9 30 fe ff ff e8 c2 c9 fb ff e9 a9 f7 RSP: 0018:ffff8880480f7b50 EFLAGS: 00010212 RAX: 000000000000639e RBX: 00000000001b33c8 RCX: ffffc90001bf3000 RDX: 0000000000040000 RSI: ffffffff816ee19b RDI: 0000000000000005 RBP: 000000004808801c R08: 0000000000000000 R09: ffff88800db37d43 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888009789b80 R13: 0000000000000001 R14: ffff8880480f7d20 R15: 1ffff1100901ef6d FS: 00007f59cca3d700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2be23000 CR3: 000000000e0dc000 CR4: 0000000000350ee0 Call Trace: kernel_read+0x52/0x70 fs/read_write.c:472 kernel_read_file+0x3b8/0x790 fs/kernel_read_file.c:93 kernel_read_file_from_fd+0x62/0xb0 fs/kernel_read_file.c:184 __do_sys_finit_module+0xe8/0x180 kernel/module.c:4194 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f59cca3d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000004 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd3b784f3f R14: 00007f59cca3d300 R15: 0000000000022000 irq event stamp: 2257 hardirqs last enabled at (2267): [] console_unlock+0x929/0xb30 kernel/printk/printk.c:2552 hardirqs last disabled at (2276): [] console_unlock+0x835/0xb30 kernel/printk/printk.c:2467 softirqs last enabled at (2186): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2175): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 9f6abed925e2586e ]--- 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd syz-executor.7 (4472) used greatest stack depth: 23648 bytes left syz-executor.7 (4467) used greatest stack depth: 23568 bytes left