watchdog: BUG: soft lockup - CPU#1 stuck for 144s! [syz-executor.1:23608] Modules linked in: irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1e1b/0x74c0 kernel/fork.c:2061 softirqs last enabled at (0): [] copy_process+0x1e5c/0x74c0 kernel/fork.c:2065 softirqs last disabled at (0): [<0000000000000000>] 0x0 CPU: 1 PID: 23608 Comm: syz-executor.1 Tainted: G W 5.13.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:434 [inline] RIP: 0010:__pv_queued_spin_lock_slowpath+0x3ba/0xb40 kernel/locking/qspinlock.c:508 Code: eb c6 45 01 01 41 bc 00 80 00 00 48 c1 e9 03 83 e3 07 41 be 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8d 2c 01 eb 0c f3 90 <41> 83 ec 01 0f 84 72 04 00 00 41 0f b6 45 00 38 d8 7f 08 84 c0 0f RSP: 0018:ffffc90000dc0a30 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 1ffffffff18ee5f0 RDX: 0000000000000001 RSI: dffffc0000000000 RDI: ffffffff8c772f82 RBP: ffffffff8c772f80 R08: 0000000000000001 R09: ffffffff8c772f83 R10: fffffbfff18ee5f0 R11: 0000000000000080 R12: 00000000000038c0 R13: fffffbfff18ee5f0 R14: 0000000000000001 R15: ffff8880b9d52840 FS: 00007f010c086700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ca22000 CR3: 00000000a8bfc000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:113 spin_lock include/linux/spinlock.h:354 [inline] mac80211_hwsim_tx_frame_no_nl.isra.0+0x68f/0x1330 drivers/net/wireless/mac80211_hwsim.c:1516 mac80211_hwsim_tx_frame+0x1ee/0x2a0 drivers/net/wireless/mac80211_hwsim.c:1784 mac80211_hwsim_beacon_tx+0x4b7/0x920 drivers/net/wireless/mac80211_hwsim.c:1838 __iterate_interfaces+0x1e5/0x520 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:829 mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1861 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x609/0xe40 kernel/time/hrtimer.c:1601 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1618 __do_softirq+0x29b/0x9bd 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:ct_state include/linux/context_tracking.h:98 [inline] RIP: 0010:schedule_debug kernel/sched/core.c:5257 [inline] RIP: 0010:__schedule+0x9fb/0x2710 kernel/sched/core.c:5831 Code: 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 ec 13 00 00 41 83 86 f4 0c 00 00 01 e9 0e f8 ff ff 65 8b 05 15 6c e3 76 be f7 ff ff 49 8d 7d 68 48 b8 00 00 00 00 00 fc ff df 48 89 fa RSP: 0018:ffffc90002387090 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 1ffff92000470e1a RDX: 1ffff92000470000 RSI: 0000000000000001 RDI: ffff888086f6b8a0 RBP: ffffc90002387158 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff817b9778 R11: 0000000000000001 R12: ffff8880b9d51a40 R13: ffff888086f6b880 R14: 0000000000051a40 R15: ffffc90002380000 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:6328 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_pc+0x37/0x60 kernel/kcov.c:197 Code: 81 e1 00 01 00 00 65 48 8b 14 25 00 f0 01 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 34 15 00 00 85 c0 74 2b 8b 82 10 15 00 00 <83> f8 02 75 20 48 8b 8a 18 15 00 00 8b 92 14 15 00 00 48 8b 01 48 RSP: 0018:ffffc90002387230 EFLAGS: 00000246 RAX: 0000000000000002 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff888086f6b880 RSI: ffffffff87b605a5 RDI: 0000000000000003 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff87b60598 R11: 0000000000000005 R12: dffffc0000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000004452 inet_diag_dump_icsk+0x715/0x1430 net/ipv4/inet_diag.c:1097 __inet_diag_dump+0x114/0x2e0 net/ipv4/inet_diag.c:1183 inet_diag_dump_compat+0x205/0x290 net/ipv4/inet_diag.c:1291 netlink_dump+0x4b9/0xb70 net/netlink/af_netlink.c:2278 __netlink_dump_start+0x642/0x900 net/netlink/af_netlink.c:2383 netlink_dump_start include/linux/netlink.h:258 [inline] inet_diag_rcv_msg_compat+0x260/0x2c0 net/ipv4/inet_diag.c:1325 __sock_diag_cmd net/core/sock_diag.c:236 [inline] sock_diag_rcv_msg+0x2e7/0x440 net/core/sock_diag.c:265 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504 sock_diag_rcv+0x26/0x40 net/core/sock_diag.c:276 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x85b/0xda0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:702 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:722 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2385 ___sys_sendmsg+0xf3/0x170 net/socket.c:2439 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2468 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: 0033:0x4665d9 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:00007f010c086188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd1364dbaf R14: 00007f010c086300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 23581 Comm: syz-executor.0 Tainted: G W 5.13.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:perf_prepare_sample+0x8da/0x1eb0 kernel/events/core.c:7399 Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 13 00 00 4c 89 b5 b8 00 00 00 e8 55 65 df ff 4d 89 e6 31 ff 41 81 e6 00 00 80 00 4c 89 f6 a1 6a df ff 4d 85 f6 74 75 e8 37 65 df ff 48 8d 7d 40 48 b8 00 RSP: 0018:ffffc90000007370 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffffc90000007460 RCX: 0000000000000100 RDX: ffff8880804954c0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900000075c0 R08: 0000000000000000 R09: ffffffff8d6b0917 R10: ffffffff81961c20 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88802bbd0ba0 R14: 0000000000000000 R15: ffffc90000007460 FS: 00007f9b8c24c700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00ac06520 CR3: 0000000078dd4000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: __perf_event_output kernel/events/core.c:7448 [inline] perf_event_output_forward+0xf3/0x270 kernel/events/core.c:7468 __perf_event_overflow+0x13c/0x3d0 kernel/events/core.c:9140 perf_swevent_hrtimer+0x37c/0x3f0 kernel/events/core.c:10540 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x1c0/0xe40 kernel/time/hrtimer.c:1601 hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x40/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:pv_wait_node kernel/locking/qspinlock_paravirt.h:301 [inline] RIP: 0010:__pv_queued_spin_lock_slowpath+0x5c4/0xb40 kernel/locking/qspinlock.c:473 Code: 32 84 c0 75 23 41 0f b6 14 24 4c 89 e9 83 e1 07 38 ca 7f 08 84 d2 0f 85 ed 03 00 00 0f b6 53 14 84 d2 0f 85 9e 00 00 00 f3 90 <83> e8 01 0f 84 93 00 00 00 0f b6 16 84 d2 74 09 80 fa 03 0f 8e 96 RSP: 0018:ffffc90000007a30 EFLAGS: 00000286 RAX: 0000000000001de8 RBX: ffff8880b9d52840 RCX: 0000000000000004 RDX: 0000000000000000 RSI: ffffed101738a509 RDI: ffff8880b9c52854 RBP: ffff8880b9c52854 R08: 0000000000000001 R09: ffff8880b9c52854 R10: ffffed101738a50a R11: 0000000000000080 R12: ffffed10173aa50a R13: ffff8880b9d52854 R14: dffffc0000000000 R15: ffff8880b9c52840 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:113 spin_lock include/linux/spinlock.h:354 [inline] mac80211_hwsim_tx_frame_no_nl.isra.0+0x68f/0x1330 drivers/net/wireless/mac80211_hwsim.c:1516 mac80211_hwsim_tx_frame+0x1ee/0x2a0 drivers/net/wireless/mac80211_hwsim.c:1784 mac80211_hwsim_beacon_tx+0x4b7/0x920 drivers/net/wireless/mac80211_hwsim.c:1838 __iterate_interfaces+0x1e5/0x520 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:829 mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1861 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x609/0xe40 kernel/time/hrtimer.c:1601 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1618 __do_softirq+0x29b/0x9bd 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:__schedule+0x4/0x2710 kernel/sched/core.c:5819 Code: c3 e8 d0 cc 99 f8 eb d9 e8 c9 cc 99 f8 e9 4b ff ff ff e8 5f cc 99 f8 e9 02 ff ff ff e8 75 cc 99 f8 e9 6c ff ff ff 55 48 89 e5 <41> 57 48 8d 85 78 ff ff ff 41 56 49 c7 c6 40 1a 05 00 41 55 48 c1 RSP: 0018:ffffc9000231ef68 EFLAGS: 00000246 RAX: 0000000000000007 RBX: ffff8880804954c0 RCX: 1ffffffff1ad6789 RDX: 0000000000000000 RSI: ffffffff817b9791 RDI: 0000000000000001 RBP: ffffc9000231ef68 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff817b9778 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:6328 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:reg_copy_dfs_chan_state net/wireless/reg.c:2903 [inline] RIP: 0010:wiphy_share_dfs_chan_state net/wireless/reg.c:2938 [inline] RIP: 0010:wiphy_all_share_dfs_chan_state+0x2a2/0x650 net/wireless/reg.c:2953 Code: f8 48 89 44 24 28 eb 1d e8 0b ce 1d f9 41 8b 5e 14 83 c5 01 89 ef 89 de e8 2b d6 1d f9 39 dd 0f 8d d1 01 00 00 e8 ee cd 1d f9 <31> ff 44 89 ee e8 24 d5 1d f9 45 85 ed 74 cf e8 da cd 1d f9 4c 89 RSP: 0018:ffffc9000231f048 EFLAGS: 00000246 RAX: 0000000000040000 RBX: 0000000000000033 RCX: ffffc900017d1000 RDX: 0000000000040000 RSI: ffffffff8857b402 RDI: 0000000000000003 RBP: 0000000000000017 R08: 0000000000000017 R09: 0000000000000001 R10: ffffffff8857b3f5 R11: 0000000000000000 R12: 0000000000000031 R13: 0000000000000000 R14: ffff88809253b428 R15: dffffc0000000000 wiphy_regulatory_register+0xaf/0x1c0 net/wireless/reg.c:4053 wiphy_register+0x1ffe/0x29b0 net/wireless/core.c:942 ieee80211_register_hw+0x1f3c/0x3ef0 net/mac80211/main.c:1300 mac80211_hwsim_new_radio+0x2106/0x4940 drivers/net/wireless/mac80211_hwsim.c:3358 hwsim_new_radio_nl+0x9bc/0x1080 drivers/net/wireless/mac80211_hwsim.c:3924 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x85b/0xda0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:702 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:722 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2385 ___sys_sendmsg+0xf3/0x170 net/socket.c:2439 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2468 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: 0033:0x4665d9 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:00007f9b8c24c188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0e00000000000000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffdc2ed6eef R14: 00007f9b8c24c300 R15: 0000000000022000