------------[ cut here ]------------ WARNING: CPU: 1 PID: 24201 at net/core/stream.c:205 sk_stream_kill_queues+0x2d8/0x350 net/core/stream.c:205 Modules linked in: CPU: 1 PID: 24201 Comm: syz-executor.0 Not tainted 5.17.0-rc2-syzkaller-00060-g88808fbbead4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:sk_stream_kill_queues+0x2d8/0x350 net/core/stream.c:205 Code: f9 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 bd ec 6a f9 0f 0b e9 db fe ff ff e8 b1 ec 6a f9 0f 0b eb b1 e8 a8 ec 6a f9 <0f> 0b eb d3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c d3 fe ff ff e8 1f RSP: 0018:ffffc90000dc0ab0 EFLAGS: 00010246 RAX: ffffffff881abd68 RBX: 00000000000004ff RCX: ffff8880182eba00 RDX: 0000000000000102 RSI: 00000000000004ff RDI: 0000000000000000 RBP: ffffffff8dc60728 R08: ffffffff881abd36 R09: ffff8880772eba60 R10: ffffed100ee5d74e R11: 0000000000000000 R12: ffff8880772eb1b8 R13: ffff8880772eb000 R14: dffffc0000000000 R15: ffff8880772eb230 FS: 00007fca67530700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020200000 CR3: 000000002bd22000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inet_csk_destroy_sock+0x15d/0x390 net/ipv4/inet_connection_sock.c:1012 tcp_write_err net/ipv4/tcp_timer.c:74 [inline] tcp_probe_timer net/ipv4/tcp_timer.c:395 [inline] tcp_write_timer_handler+0x6fb/0xa90 net/ipv4/tcp_timer.c:626 tcp_write_timer+0x176/0x290 net/ipv4/tcp_timer.c:642 call_timer_fn+0xf6/0x210 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1466 [inline] __run_timers+0x71a/0x910 kernel/time/timer.c:1734 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1747 __do_softirq+0x392/0x7a3 kernel/softirq.c:558 __irq_exit_rcu+0xec/0x170 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 RIP: 0010:memset_erms+0xb/0x10 Code: 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 f3 aa <4c> 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01 RSP: 0018:ffffc90002a5e598 EFLAGS: 00000202 RAX: 1ffff9200054bc00 RBX: ffffc90002a5e695 RCX: 0000000000000000 RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc90002a5e6c0 RBP: ffffffff8e830b7c R08: dffffc0000000000 R09: ffffc90002a5e6b0 R10: fffff5200054bcd8 R11: 0000000000000000 R12: 1ffffffff1d06170 R13: ffffc90002a5e660 R14: dffffc0000000000 R15: ffffffff8e830b80 unwind_next_frame+0xaa1/0x1fc0 arch/x86/kernel/unwind_orc.c:541 arch_stack_walk+0x112/0x140 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x11b/0x1e0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4c/0x70 mm/kasan/common.c:45 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:370 ____kasan_slab_free+0x126/0x180 mm/kasan/common.c:366 kasan_slab_free include/linux/kasan.h:236 [inline] slab_free_hook mm/slub.c:1728 [inline] slab_free_freelist_hook+0x12e/0x1a0 mm/slub.c:1754 slab_free mm/slub.c:3509 [inline] kfree+0xb8/0x2e0 mm/slub.c:4562 free_func_state kernel/bpf/verifier.c:964 [inline] free_verifier_state kernel/bpf/verifier.c:981 [inline] is_state_visited kernel/bpf/verifier.c:11184 [inline] do_check+0x2378/0x21c20 kernel/bpf/verifier.c:11346 do_check_common+0x80d/0x1740 kernel/bpf/verifier.c:13697 do_check_main kernel/bpf/verifier.c:13760 [inline] bpf_check+0x1560d/0x18fb0 kernel/bpf/verifier.c:14329 bpf_prog_load kernel/bpf/syscall.c:2344 [inline] __sys_bpf+0x11812/0x12db0 kernel/bpf/syscall.c:4634 __do_sys_bpf kernel/bpf/syscall.c:4738 [inline] __se_sys_bpf kernel/bpf/syscall.c:4736 [inline] __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:4736 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fca68bbb059 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fca67530168 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007fca68ccdf60 RCX: 00007fca68bbb059 RDX: 0000000000000024 RSI: 0000000020000200 RDI: 0000000000000005 RBP: 00007fca68c1508d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd6f4d001f R14: 00007fca67530300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 03 40 0f add 0xf(%rax),%eax 3: b6 f6 mov $0xf6,%dh 5: 48 b8 01 01 01 01 01 movabs $0x101010101010101,%rax c: 01 01 01 f: 48 0f af c6 imul %rsi,%rax 13: f3 48 ab rep stos %rax,%es:(%rdi) 16: 89 d1 mov %edx,%ecx 18: f3 aa rep stos %al,%es:(%rdi) 1a: 4c 89 c8 mov %r9,%rax 1d: c3 retq 1e: 90 nop 1f: 49 89 f9 mov %rdi,%r9 22: 40 88 f0 mov %sil,%al 25: 48 89 d1 mov %rdx,%rcx 28: f3 aa rep stos %al,%es:(%rdi) * 2a: 4c 89 c8 mov %r9,%rax <-- trapping instruction 2d: c3 retq 2e: 90 nop 2f: 49 89 fa mov %rdi,%r10 32: 40 0f b6 ce movzbl %sil,%ecx 36: 48 b8 01 01 01 01 01 movabs $0x101010101010101,%rax 3d: 01 01 01