ieee802154 phy1 wpan1: encryption failed: -22 watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [syz-executor.5:9799] Modules linked in: irq event stamp: 2734395 hardirqs last enabled at (2734394): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (2734395): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (2726550): [] __do_softirq+0x678/0x980 kernel/softirq.c:318 softirqs last disabled at (2726553): [] invoke_softirq kernel/softirq.c:372 [inline] softirqs last disabled at (2726553): [] irq_exit+0x215/0x260 kernel/softirq.c:412 CPU: 0 PID: 9799 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kasan_slab_alloc+0x0/0x10 mm/kasan/kasan.c:489 Code: 00 48 01 f0 c3 0f 1f 44 00 00 f6 47 23 08 75 01 c3 48 63 bf f8 00 00 00 ba 10 00 00 00 48 01 f7 31 f6 e9 a3 50 59 06 0f 1f 00 <89> d1 48 63 57 74 e9 a5 f8 ff ff 0f 1f 44 00 00 b9 01 00 00 00 e9 RSP: 0018:ffff8880ba0076b0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 0000000081000299 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000480020 RSI: ffff888097d57580 RDI: ffff8880b5b8fd80 RBP: ffff8880b5b8fd80 R08: 0000000000480020 R09: 0000000000000001 R10: 0000000064c4daa4 R11: 00000000b49d7756 R12: 00000000ffffffff R13: ffff888097d57580 R14: 0000000000480020 R15: ffff8880b5b8fd80 FS: 00007f0e5ff6d700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002055bfe4 CR3: 00000000b47b9000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kmem_cache_alloc_node+0x146/0x3b0 mm/slab.c:3649 __alloc_skb+0x71/0x560 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:995 [inline] sctp_packet_transmit+0x246/0x3660 net/sctp/output.c:584 sctp_outq_flush_transports+0x19d/0x340 net/sctp/outqueue.c:1166 sctp_outq_flush net/sctp/outqueue.c:1214 [inline] sctp_outq_uncork+0x185/0x200 net/sctp/outqueue.c:777 sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1815 [inline] sctp_side_effects net/sctp/sm_sideeffect.c:1199 [inline] sctp_do_sm+0x72a/0x5110 net/sctp/sm_sideeffect.c:1170 sctp_generate_heartbeat_event+0x2af/0x490 net/sctp/sm_sideeffect.c:406 call_timer_fn+0x177/0x700 kernel/time/timer.c:1338 expire_timers+0x243/0x4e0 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1696 [inline] run_timer_softirq+0x21c/0x670 kernel/time/timer.c:1709 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:preempt_schedule_irq+0xa6/0x140 kernel/sched/core.c:3744 Code: 00 00 e8 3d 04 29 f9 e8 58 3f 4f f9 4c 89 e8 48 c1 e8 03 80 3c 18 00 75 69 48 83 3d 9b 18 d9 01 00 74 5b fb 66 0f 1f 44 00 00 01 00 00 00 e8 40 d1 ff ff 48 c7 c0 90 82 f1 89 48 c1 e8 03 80 RSP: 0018:ffff8880b0086fa0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: dffffc0000000000 RCX: 1ffff11015e0818d RDX: 0000000000000000 RSI: ffff8880af040c70 RDI: ffff8880af040c44 RBP: ffffed1015e08078 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880af0403c0 R13: ffffffff89f18298 R14: 0000000000000000 R15: 0000000000000000 retint_kernel+0x1b/0x2d RIP: 0010:should_resched arch/x86/include/asm/preempt.h:99 [inline] RIP: 0010:__local_bh_enable_ip+0x18d/0x270 kernel/softirq.c:196 Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 dd 00 00 00 48 83 3d c8 5f b8 08 00 0f 84 8d 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 6c bc c8 7e 85 c0 74 7d 5b 5d 41 5c c3 80 3d f3 87 d5 09 RSP: 0018:ffff8880b0087070 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: 0000000000000200 RCX: 1ffff11015e0818d RDX: dffffc0000000000 RSI: ffff8880af040c70 RDI: ffff8880af040c44 RBP: ffffffff870217f6 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880af0403c0 R13: 0000000000000010 R14: 000000000000000e R15: ffff88809a584e80 local_bh_enable include/linux/bottom_half.h:32 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:721 [inline] ip6_finish_output2+0x11a9/0x2290 net/ipv6/ip6_output.c:121 ip6_finish_output+0x89b/0x10f0 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:278 [inline] ip6_output+0x205/0x770 net/ipv6/ip6_output.c:209 dst_output include/net/dst.h:455 [inline] NF_HOOK include/linux/netfilter.h:289 [inline] ip6_xmit+0xdbf/0x20a0 net/ipv6/ip6_output.c:313 sctp_v6_xmit+0x377/0x710 net/sctp/ipv6.c:229 sctp_packet_transmit+0x1e21/0x3660 net/sctp/output.c:641 sctp_outq_flush_transports+0x19d/0x340 net/sctp/outqueue.c:1166 sctp_outq_flush net/sctp/outqueue.c:1214 [inline] sctp_outq_uncork+0x185/0x200 net/sctp/outqueue.c:777 sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1815 [inline] sctp_side_effects net/sctp/sm_sideeffect.c:1199 [inline] sctp_do_sm+0x72a/0x5110 net/sctp/sm_sideeffect.c:1170 sctp_assoc_bh_rcv+0x345/0x650 net/sctp/associola.c:1073 sctp_inq_push+0x1da/0x270 net/sctp/inqueue.c:95 sctp_backlog_rcv+0x1e9/0x11e0 net/sctp/input.c:356 sk_backlog_rcv include/net/sock.h:952 [inline] __release_sock+0x134/0x3a0 net/core/sock.c:2362 release_sock+0x54/0x1b0 net/core/sock.c:2901 sctp_setsockopt+0x21c/0x4b40 net/sctp/socket.c:4501 __sys_setsockopt+0x14d/0x240 net/socket.c:2013 __do_sys_setsockopt net/socket.c:2024 [inline] __se_sys_setsockopt net/socket.c:2021 [inline] __x64_sys_setsockopt+0xba/0x150 net/socket.c:2021 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f0e607f7a39 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:00007f0e5ff6d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f0e608faf60 RCX: 00007f0e607f7a39 RDX: 000000000000006b RSI: 0000000000000084 RDI: 0000000000000005 RBP: 00007f0e60851e8f R08: 000000000000001c R09: 0000000000000000 R10: 000000002055bfe4 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffa860437f R14: 00007f0e5ff6d300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 9800 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:sctp_outq_cork include/net/sctp/structs.h:1126 [inline] RIP: 0010:sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1479 [inline] RIP: 0010:sctp_side_effects net/sctp/sm_sideeffect.c:1199 [inline] RIP: 0010:sctp_do_sm+0x3bd1/0x5110 net/sctp/sm_sideeffect.c:1170 Code: 56 14 00 00 41 8b 9e 58 02 00 00 e9 92 d6 ff ff e8 14 c4 f4 f9 41 c6 86 95 07 00 00 01 c7 44 24 50 01 00 00 00 e9 63 fb ff ff fa c3 f4 f9 41 c6 86 95 07 00 00 01 c7 44 24 50 01 00 00 00 e9 RSP: 0018:ffff8880ba107498 EFLAGS: 00000246 RAX: 0000000000000102 RBX: ffff8880ba1076a8 RCX: ffffffff876d91c4 RDX: 0000000000000000 RSI: ffff8880af4a4680 RDI: 0000000000000001 RBP: ffff8880ba107698 R08: ffff88809d3020c4 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000095f9133f R12: 0000000000000000 R13: 000000000000000c R14: ffff888093d6a6c0 R15: dffffc0000000000 FS: 00007ff30c4db700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556d35848 CR3: 00000000af231000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: sctp_assoc_bh_rcv+0x345/0x650 net/sctp/associola.c:1073 sctp_inq_push+0x1da/0x270 net/sctp/inqueue.c:95 sctp_rcv+0x1642/0x3300 net/sctp/input.c:268 sctp6_rcv+0x12/0x30 net/sctp/ipv6.c:1072 ip6_input_finish+0x46a/0x17a0 net/ipv6/ip6_input.c:385 NF_HOOK include/linux/netfilter.h:289 [inline] ip6_input+0xcf/0x3c0 net/ipv6/ip6_input.c:428 dst_input include/net/dst.h:461 [inline] ip6_rcv_finish+0x1d9/0x2f0 net/ipv6/ip6_input.c:76 NF_HOOK include/linux/netfilter.h:289 [inline] ipv6_rcv+0xf2/0x3f0 net/ipv6/ip6_input.c:273 __netif_receive_skb_one_core+0x114/0x180 net/core/dev.c:4954 __netif_receive_skb+0x27/0x1c0 net/core/dev.c:5066 process_backlog+0x241/0x700 net/core/dev.c:5849 napi_poll net/core/dev.c:6280 [inline] net_rx_action+0x4ac/0xfb0 net/core/dev.c:6346 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:schedule_debug kernel/sched/core.c:3329 [inline] RIP: 0010:__schedule+0x11d/0x2040 kernel/sched/core.c:3439 Code: 19 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 74 24 18 4c 89 f2 48 c1 ea 03 80 3c 02 00 0f 85 c5 19 00 00 49 81 3e 9d 6e ac 57 <0f> 85 09 1f 00 00 65 8b 05 d6 a2 e9 77 25 ff ff ff 7f 83 f8 01 0f RSP: 0018:ffff8880afcf6ec8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff83771e23 RDX: 1ffff11015f9e000 RSI: ffffffff83771e31 RDI: ffff8880af4a4698 RBP: ffff8880afcf6f90 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880af4a4680 R13: 000000000002b0c0 R14: ffff8880afcf0000 R15: ffff8880ba12b0c0 preempt_schedule_irq+0xb0/0x140 kernel/sched/core.c:3744 retint_kernel+0x1b/0x2d RIP: 0010:should_resched arch/x86/include/asm/preempt.h:99 [inline] RIP: 0010:__local_bh_enable_ip+0x18d/0x270 kernel/softirq.c:196 Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 dd 00 00 00 48 83 3d c8 5f b8 08 00 0f 84 8d 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 6c bc c8 7e 85 c0 74 7d 5b 5d 41 5c c3 80 3d f3 87 d5 09 RSP: 0018:ffff8880afcf7070 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13e3053 RBX: 0000000000000200 RCX: 1ffff11015e949e5 RDX: dffffc0000000000 RSI: ffff8880af4a4f30 RDI: ffff8880af4a4f04 RBP: ffffffff870217f6 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880af4a4680 R13: 0000000000000010 R14: 000000000000000e R15: ffff8880a33d4cc0 local_bh_enable include/linux/bottom_half.h:32 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:721 [inline] ip6_finish_output2+0x11a9/0x2290 net/ipv6/ip6_output.c:121 ip6_finish_output+0x89b/0x10f0 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:278 [inline] ip6_output+0x205/0x770 net/ipv6/ip6_output.c:209 dst_output include/net/dst.h:455 [inline] NF_HOOK include/linux/netfilter.h:289 [inline] ip6_xmit+0xdbf/0x20a0 net/ipv6/ip6_output.c:313 sctp_v6_xmit+0x377/0x710 net/sctp/ipv6.c:229 sctp_packet_transmit+0x1e21/0x3660 net/sctp/output.c:641 sctp_outq_flush_transports+0x19d/0x340 net/sctp/outqueue.c:1166 sctp_outq_flush net/sctp/outqueue.c:1214 [inline] sctp_outq_uncork+0x185/0x200 net/sctp/outqueue.c:777 sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1815 [inline] sctp_side_effects net/sctp/sm_sideeffect.c:1199 [inline] sctp_do_sm+0x72a/0x5110 net/sctp/sm_sideeffect.c:1170 sctp_assoc_bh_rcv+0x345/0x650 net/sctp/associola.c:1073 sctp_inq_push+0x1da/0x270 net/sctp/inqueue.c:95 sctp_backlog_rcv+0x1e9/0x11e0 net/sctp/input.c:356 sk_backlog_rcv include/net/sock.h:952 [inline] __release_sock+0x134/0x3a0 net/core/sock.c:2362 release_sock+0x54/0x1b0 net/core/sock.c:2901 sctp_setsockopt+0x21c/0x4b40 net/sctp/socket.c:4501 __sys_setsockopt+0x14d/0x240 net/socket.c:2013 __do_sys_setsockopt net/socket.c:2024 [inline] __se_sys_setsockopt net/socket.c:2021 [inline] __x64_sys_setsockopt+0xba/0x150 net/socket.c:2021 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7ff30cd65a39 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:00007ff30c4db188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007ff30ce68f60 RCX: 00007ff30cd65a39 RDX: 000000000000006b RSI: 0000000000000084 RDI: 0000000000000005 RBP: 00007ff30cdbfe8f R08: 000000000000001c R09: 0000000000000000 R10: 000000002055bfe4 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe21a273bf R14: 00007ff30c4db300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 00 48 01 add %cl,0x1(%rax) 3: f0 c3 lock retq 5: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) a: f6 47 23 08 testb $0x8,0x23(%rdi) e: 75 01 jne 0x11 10: c3 retq 11: 48 63 bf f8 00 00 00 movslq 0xf8(%rdi),%rdi 18: ba 10 00 00 00 mov $0x10,%edx 1d: 48 01 f7 add %rsi,%rdi 20: 31 f6 xor %esi,%esi 22: e9 a3 50 59 06 jmpq 0x65950ca 27: 0f 1f 00 nopl (%rax) * 2a: 89 d1 mov %edx,%ecx <-- trapping instruction 2c: 48 63 57 74 movslq 0x74(%rdi),%rdx 30: e9 a5 f8 ff ff jmpq 0xfffff8da 35: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 3a: b9 01 00 00 00 mov $0x1,%ecx 3f: e9 .byte 0xe9