------------[ cut here ]------------ WARNING: CPU: 0 PID: 2941 at net/core/stream.c:205 sk_stream_kill_queues+0x2ee/0x3d0 net/core/stream.c:205 Modules linked in: CPU: 0 PID: 2941 Comm: systemd-udevd Not tainted 5.15.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:sk_stream_kill_queues+0x2ee/0x3d0 net/core/stream.c:205 Code: 5e 41 5f e9 b4 58 5c fa e8 af 58 5c fa 89 ee 48 89 df e8 75 9a fb ff e9 64 ff ff ff e8 9b 58 5c fa 0f 0b eb 9b e8 92 58 5c fa <0f> 0b eb c7 e8 89 58 5c fa 0f 0b e9 65 fe ff ff e8 bd c2 a2 fa e9 RSP: 0018:ffffc90000007c28 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000fff RCX: 0000000000000100 RDX: ffff88807a585700 RSI: ffffffff871b19fe RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff871b19c5 R11: 0000000000000000 R12: ffff88801e298e18 R13: ffff88801e298da8 R14: ffff88801e298c28 R15: 0000000000000000 FS: 00007f55b74cb8c0(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c723000 CR3: 0000000018bd3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inet_csk_destroy_sock+0x1a5/0x440 net/ipv4/inet_connection_sock.c:1012 tcp_done+0x233/0x330 net/ipv4/tcp.c:4417 tcp_write_err net/ipv4/tcp_timer.c:74 [inline] tcp_probe_timer net/ipv4/tcp_timer.c:395 [inline] tcp_write_timer_handler+0x447/0xbc0 net/ipv4/tcp_timer.c:626 tcp_write_timer+0xa2/0x2b0 net/ipv4/tcp_timer.c:642 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1466 [inline] __run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734 __run_timers kernel/time/timer.c:1715 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:636 irq_exit_rcu+0x5/0x20 kernel/softirq.c:648 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x60 kernel/kcov.c:197 Code: fd ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 00 65 8b 05 69 fd 8a 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 40 70 02 00 a9 RSP: 0018:ffffc90001b1f860 EFLAGS: 00000283 RAX: 0000000080000000 RBX: 000000000000000d RCX: ffff88807a585700 RDX: 0000000000000000 RSI: ffff88807a585700 RDI: 0000000000000003 RBP: ffff8881449dc380 R08: 0000000000000000 R09: 000000000000000d R10: ffffffff83a14bda R11: 0000000000000010 R12: 0000000000000001 R13: 00000000000002e7 R14: dffffc0000000000 R15: 0000000000000000 tomoyo_domain_quota_is_ok+0x2f1/0x550 security/tomoyo/util.c:1093 tomoyo_supervisor+0x2f2/0xf00 security/tomoyo/common.c:2089 tomoyo_audit_path_log security/tomoyo/file.c:168 [inline] tomoyo_path_permission security/tomoyo/file.c:587 [inline] tomoyo_path_permission+0x270/0x3a0 security/tomoyo/file.c:573 tomoyo_path_perm+0x2f0/0x400 security/tomoyo/file.c:838 security_inode_getattr+0xcf/0x140 security/security.c:1334 vfs_getattr fs/stat.c:157 [inline] vfs_statx+0x164/0x390 fs/stat.c:225 vfs_fstatat fs/stat.c:243 [inline] vfs_lstat include/linux/fs.h:3356 [inline] __do_sys_newlstat+0x91/0x110 fs/stat.c:398 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f55b633d335 Code: 69 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 31 db 2b 00 f7 d8 64 89 RSP: 002b:00007ffec0652578 EFLAGS: 00000246 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 0000564b4404fae0 RCX: 00007f55b633d335 RDX: 00007ffec06525b0 RSI: 00007ffec06525b0 RDI: 0000564b4404eae0 RBP: 00007ffec0652670 R08: 00007f55b65fc1a8 R09: 0000000000001010 R10: 0000000000000100 R11: 0000000000000246 R12: 0000564b4404eae0 R13: 0000564b4404eb03 R14: 0000564b4404b641 R15: 0000564b4404b643 ---------------- Code disassembly (best guess), 3 bytes skipped: 0: b9 ff ff ff ff mov $0xffffffff,%ecx 5: ba 08 00 00 00 mov $0x8,%edx a: 4d 8b 03 mov (%r11),%r8 d: 48 0f bd ca bsr %rdx,%rcx 11: 49 8b 45 00 mov 0x0(%r13),%rax 15: 48 63 c9 movslq %ecx,%rcx 18: e9 64 ff ff ff jmpq 0xffffff81 1d: 0f 1f 00 nopl (%rax) 20: 65 8b 05 69 fd 8a 7e mov %gs:0x7e8afd69(%rip),%eax # 0x7e8afd90 * 27: 89 c1 mov %eax,%ecx <-- trapping instruction 29: 48 8b 34 24 mov (%rsp),%rsi 2d: 81 e1 00 01 00 00 and $0x100,%ecx 33: 65 48 8b 14 25 40 70 mov %gs:0x27040,%rdx 3a: 02 00 3c: a9 .byte 0xa9