random: crng reseeded on system resumption watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.4:12037] Modules linked in: irq event stamp: 7220255 hardirqs last enabled at (7220254): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (7220255): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (7150392): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (7150395): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 12037 Comm: syz-executor.4 Not tainted 6.1.0-rc5-next-20221114 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:stack_trace_consume_entry+0x4/0x170 Code: e9 22 fe ff ff e8 ec db 44 00 e9 52 fd ff ff e8 22 d0 05 03 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <48> b8 00 00 00 00 00 fc ff df 55 53 48 89 fb 48 83 c7 10 48 89 fa RSP: 0018:ffff88806ce09710 EFLAGS: 00000286 RAX: ffffffff811827f9 RBX: ffffffff8137ec20 RCX: 0000000000000000 RDX: 1ffff1100d9c12ee RSI: ffffffff811827f9 RDI: ffff88806ce097e0 RBP: ffff88806ce097b0 R08: ffffffff8605d24a R09: ffffffff8605d24e R10: ffffed100d9c12f0 R11: ffff88806ce09758 R12: ffff88806ce097e0 R13: 0000000000000000 R14: ffff88803c23d040 R15: 0000000000000820 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e425000 CR3: 0000000005426000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x77/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc_node+0x1f4/0x420 __alloc_skb+0x21a/0x310 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__tlb_remove_page_size+0x90/0x470 Code: c1 ea 03 80 3c 02 00 0f 85 7d 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 6b 28 48 8d 7d 08 48 89 fa 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e 36 03 00 00 48 b8 00 00 00 00 00 fc ff df RSP: 0018:ffff8880169ef6c8 EFLAGS: 00000212 RAX: 0000000000000000 RBX: ffff8880169efad8 RCX: 0000000000000000 RDX: 1ffff11008328401 RSI: ffffffff81706a74 RDI: ffff888041942008 RBP: ffff888041942000 R08: 0000000000000007 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000001 R12: ffff8880366721b8 R13: ffffea0000d76440 R14: ffff8880169efb00 R15: ffff8880169efad8 unmap_page_range+0x1c61/0x2c30 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f0b70947b19 Code: Unable to access opcode bytes at 0x7f0b70947aef. RSP: 002b:00007f0b6debd188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: 0000000000000005 RBX: 00007f0b70a5af60 RCX: 00007f0b70947b19 RDX: 0000000000004042 RSI: 0000000020000100 RDI: ffffffffffffff9c RBP: 00007f0b709a1f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcdb3a9d0f R14: 00007f0b6debd300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.1.0-rc5-next-20221114 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc80 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 cd 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 de 1f 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e5 00 00 RSP: 0018:ffff88806cf09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff843fe36b RDX: fffffbfff0b48975 RSI: 0000000000000004 RDI: ffffffff85a44ba0 RBP: ffffffff85a44ba0 R08: 0000000000000000 R09: ffffffff85a44ba3 R10: fffffbfff0b48974 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b48974 R14: 0000000000000001 R15: 1ffff1100d9e1346 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e24d2fc628 CR3: 000000000d546000 CR4: 0000000000350ee0 Call Trace: do_raw_spin_lock+0x1e0/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0xf/0x20 Code: 17 02 fe cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 43 be 42 00 fb f4 80 44 00 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 RSP: 0018:ffff888008df7e58 EFLAGS: 00000202 RAX: ffffffff843fbf30 RBX: ffff888008d7d040 RCX: ffffffff843dc932 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000001 R09: ffff88806cf34cc3 R10: ffffed100d9e6998 R11: 0000000000000001 R12: ffffed10011afa08 R13: ffffffff85d0f190 R14: 0000000000000000 R15: dffffc0000000000 default_idle_call+0x88/0xd0 do_idle+0x3bd/0x530 cpu_startup_entry+0x18/0x20 start_secondary+0x1cc/0x220 secondary_startup_64_no_verify+0xe0/0xeb ---------------- Code disassembly (best guess): 0: e9 22 fe ff ff jmpq 0xfffffe27 5: e8 ec db 44 00 callq 0x44dbf6 a: e9 52 fd ff ff jmpq 0xfffffd61 f: e8 22 d0 05 03 callq 0x305d036 14: 66 90 xchg %ax,%ax 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: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 55 push %rbp 35: 53 push %rbx 36: 48 89 fb mov %rdi,%rbx 39: 48 83 c7 10 add $0x10,%rdi 3d: 48 89 fa mov %rdi,%rdx