watchdog: BUG: soft lockup - CPU#1 stuck for 21s! [syz-executor.4:6089] Modules linked in: irq event stamp: 5291799 hardirqs last enabled at (5291798): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (5291799): [] sysvec_apic_timer_interrupt+0xf/0x90 softirqs last enabled at (5290340): [] __irq_exit_rcu+0xcc/0x110 softirqs last disabled at (5290343): [] __irq_exit_rcu+0xcc/0x110 CPU: 1 PID: 6089 Comm: syz-executor.4 Not tainted 6.2.0-next-20230227 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x70 Code: 00 e8 a0 ff ff ff 31 c0 e9 2d 0a ff 02 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <65> 8b 05 cd 13 b8 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b RSP: 0018:ffff88806cf097d0 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000080 RCX: ffffffff84099ce9 RDX: ffff8880488e5040 RSI: 0000000000000100 RDI: 0000000000000001 RBP: ffff8880450f06c0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88801a478b90 R14: ffff88806cf099b0 R15: ffff88806cf099c0 FS: 00007f76f21a5700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff193a5ca8 CR3: 0000000043c00000 CR4: 0000000000350ee0 Call Trace: cfg80211_rx_mgmt_ext+0x503/0x700 ieee80211_rx_handlers+0x4806/0xa6f0 ieee80211_prepare_and_rx_handle+0x1cbf/0x5980 ieee80211_rx_for_interface+0x10e/0x200 ieee80211_rx_list+0x1d1c/0x2cd0 ieee80211_rx_napi+0xde/0x3c0 ieee80211_tasklet_handler+0xd8/0x140 tasklet_action_common.constprop.0+0x271/0x360 __do_softirq+0x258/0x8a2 __irq_exit_rcu+0xcc/0x110 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x6e/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:put_cpu_partial+0x107/0x1b0 Code: 39 45 28 75 5e 48 c7 45 28 00 00 00 00 48 c7 c6 92 6e 7f 81 48 89 ef e8 b7 e5 ad ff 48 85 db 74 06 e8 7d 28 d3 ff fb 4d 85 f6 <74> 1e 5b 4c 89 f6 5d 4c 89 e7 41 5c 41 5d 41 5e 41 5f e9 92 fa ff RSP: 0018:ffff888045297798 EFLAGS: 00000246 RAX: 00000000003a21f5 RBX: 0000000000000200 RCX: ffffffff812cb1bf RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff817f6eb3 RBP: ffff88806cf3dca0 R08: 0000000000000001 R09: ffffffff8777f94f R10: fffffbfff0eeff29 R11: 0000000000000001 R12: ffff88800844f780 R13: ffffea0000254a40 R14: 0000000000000000 R15: 0000000000000005 qlist_free_all+0x6d/0x1a0 kasan_quarantine_reduce+0x196/0x230 __kasan_kmalloc+0x6f/0x90 __kmalloc_node_track_caller+0x53/0xb0 kmemdup+0x2c/0x60 xfrm6_net_init+0x9c/0x180 ops_init+0xbb/0x6b0 setup_net+0x3d9/0x990 copy_net_ns+0x321/0x770 create_new_namespaces+0x3f6/0xb30 copy_namespaces+0x414/0x500 copy_process+0x2a5e/0x7390 kernel_clone+0xeb/0x8c0 __do_sys_clone3+0x1d5/0x2e0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f76f4c2fb19 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:00007f76f21a5188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f76f4d42f60 RCX: 00007f76f4c2fb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007f76f4c89f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff5d6f746f R14: 00007f76f21a5300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0xf/0x20 ---------------- Code disassembly (best guess): 0: 00 e8 add %ch,%al 2: a0 ff ff ff 31 c0 e9 movabs 0xa2de9c031ffffff,%al 9: 2d 0a b: ff 02 incl (%rdx) d: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 14: 00 00 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: f3 0f 1e fa endbr64 * 2a: 65 8b 05 cd 13 b8 7e mov %gs:0x7eb813cd(%rip),%eax # 0x7eb813fe <-- trapping instruction 31: 89 c1 mov %eax,%ecx 33: 48 8b 34 24 mov (%rsp),%rsi 37: 81 e1 00 01 00 00 and $0x100,%ecx 3d: 65 gs 3e: 48 rex.W 3f: 8b .byte 0x8b