------------[ cut here ]------------ WARNING: CPU: 0 PID: 13966 at kernel/time/hrtimer.c:945 hrtimer_forward+0x1e3/0x270 kernel/time/hrtimer.c:945 Modules linked in: CPU: 0 PID: 13966 Comm: syz-executor.1 Not tainted 5.14.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:hrtimer_forward+0x1e3/0x270 kernel/time/hrtimer.c:945 Code: e5 4d 0f 4e ec e8 bd 72 10 00 4c 89 6b 20 e8 b4 72 10 00 4c 89 f0 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 9d 72 10 00 <0f> 0b 45 31 f6 eb dd e8 91 72 10 00 4c 89 e0 48 8b 3c 24 48 99 48 RSP: 0018:ffffc90000007dc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888020d2efe0 RCX: 0000000000000100 RDX: ffff8880276f9c40 RSI: ffffffff81653653 RDI: 0000000000000003 RBP: 00000000061a8000 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff81653508 R11: 0000000000000000 R12: 0000000000000000 R13: 0000026babe44365 R14: 0000000000000001 R15: ffffffff85323eb0 FS: 00007fa57db3e700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000541198 CR3: 000000002cc20000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: mac80211_hwsim_beacon+0x159/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1870 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1601 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1618 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x16e/0x1c0 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:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:preempt_schedule_irq+0x49/0x90 kernel/sched/core.c:6326 Code: 55 53 65 48 8b 1c 25 40 f0 01 00 48 89 dd 48 c1 ed 03 48 01 c5 bf 01 00 00 00 e8 02 80 23 f8 e8 1d cc 4f f8 fb bf 01 00 00 00 d2 cd ff ff 9c 58 fa f6 c4 02 75 27 bf 01 00 00 00 e8 10 6f 23 RSP: 0018:ffffc90001cef648 EFLAGS: 00000206 RAX: 000000000000072b RBX: ffff8880276f9c40 RCX: 1ffffffff1fa3682 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffed1004edf388 R08: 0000000000000001 R09: ffffffff8fcd599f R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 irqentry_exit+0x31/0x80 kernel/entry/common.c:427 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:__sanitizer_cov_trace_const_cmp2+0x1/0x80 kernel/kcov.c:276 Code: c9 48 83 c2 01 48 c7 44 30 e0 01 00 00 00 48 89 7c 30 e8 48 89 4c 30 f0 4c 89 54 d8 20 48 89 10 5b c3 0f 1f 80 00 00 00 00 53 <41> 89 fb 41 89 f1 bf 03 00 00 00 65 48 8b 0c 25 40 f0 01 00 48 89 RSP: 0018:ffffc90001cef718 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff88802bf9f600 RCX: ffffc9000b79b000 RDX: 0000000000040000 RSI: 0000000000000002 RDI: 0000000000000002 RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8851f60c R10: ffffffff884d4b37 R11: 0000000000000001 R12: ffff88802bf9f620 R13: 0000000000000002 R14: ffff88803352a788 R15: ffff888033529ac0 sctp_copy_local_addr_list+0x2ce/0x4f0 net/sctp/protocol.c:151 sctp_copy_one_addr net/sctp/bind_addr.c:460 [inline] sctp_bind_addr_copy+0xde/0x460 net/sctp/bind_addr.c:56 sctp_connect_new_asoc+0x1cd/0x770 net/sctp/socket.c:1092 sctp_sendmsg_new_asoc net/sctp/socket.c:1690 [inline] sctp_sendmsg+0x13bc/0x1d30 net/sctp/socket.c:2000 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:821 sock_sendmsg_nosec net/socket.c:703 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:723 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2394 ___sys_sendmsg+0xf3/0x170 net/socket.c:2448 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2477 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: 0033:0x4665f9 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:00007fa57db3e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 RDX: 00000000000000fc RSI: 0000000020000600 RDI: 0000000000000003 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffcded5a78f R14: 00007fa57db3e300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 55 push %rbp 1: 53 push %rbx 2: 65 48 8b 1c 25 40 f0 mov %gs:0x1f040,%rbx 9: 01 00 b: 48 89 dd mov %rbx,%rbp e: 48 c1 ed 03 shr $0x3,%rbp 12: 48 01 c5 add %rax,%rbp 15: bf 01 00 00 00 mov $0x1,%edi 1a: e8 02 80 23 f8 callq 0xf8238021 1f: e8 1d cc 4f f8 callq 0xf84fcc41 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 d2 cd ff ff callq 0xffffce01 <-- trapping instruction 2f: 9c pushfq 30: 58 pop %rax 31: fa cli 32: f6 c4 02 test $0x2,%ah 35: 75 27 jne 0x5e 37: bf 01 00 00 00 mov $0x1,%edi 3c: e8 .byte 0xe8 3d: 10 6f 23 adc %ch,0x23(%rdi)