Process accounting resumed watchdog: BUG: soft lockup - CPU#1 stuck for 24s! [syz-executor.2:10800] Modules linked in: irq event stamp: 4485557 hardirqs last enabled at (4485556): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4485557): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4440606): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4440609): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 10800 Comm: syz-executor.2 Not tainted 6.2.0-rc1-next-20221226 #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: ffffffff8440b92b RDX: fffffbfff0b48571 RSI: 0000000000000004 RDI: ffffffff85a42b80 RBP: ffffffff85a42b80 R08: 0000000000000000 R09: ffffffff85a42b83 R10: fffffbfff0b48570 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b48570 R14: 0000000000000001 R15: 1ffff1100d9e1346 FS: 00007f99bd65e700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000000010c CR3: 000000003457a000 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+0x54b/0xc70 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:refill_stock+0x1e9/0x380 Code: 51 01 00 00 48 c7 45 28 00 00 00 00 48 c7 c6 63 93 7e 81 48 89 ef e8 b6 45 ad ff 48 85 db 74 06 e8 bc 5d d1 ff fb 48 83 c4 08 <5b> 5d 41 5c 41 5d 41 5e 41 5f e9 ec 45 c2 02 e8 e3 5e d1 ff e9 21 RSP: 0018:ffff88804466f8b8 EFLAGS: 00000286 RAX: 000000000039fe13 RBX: 0000000000000200 RCX: 1ffffffff0ba0d81 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff88806cf35fa0 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88806cf35fc8 R13: ffff88806cf35fa0 R14: ffff88800ec92000 R15: 000000000000003f try_charge_memcg+0x1086/0x1330 obj_cgroup_charge+0x315/0x880 pcpu_alloc+0x1a9/0x1090 __percpu_counter_init+0x111/0x2e0 mm_init+0x7ef/0xbc0 copy_process+0x6aae/0x7160 kernel_clone+0xeb/0x8a0 __do_sys_fork+0x80/0xc0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f99c00e8b19 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:00007f99bd65e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000039 RAX: ffffffffffffffda RBX: 00007f99c01fbf60 RCX: 00007f99c00e8b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f99c0142f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff52e3e55f R14: 00007f99bd65e300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 10785 Comm: syz-executor.6 Not tainted 6.2.0-rc1-next-20221226 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lapic_next_deadline+0x25/0x50 Code: 90 90 90 90 90 f3 0f 1e fa 0f ae f0 0f ae e8 0f 31 48 c1 e2 20 b9 e0 06 00 00 48 09 c2 48 8d 04 fa 48 89 c2 48 c1 ea 20 0f 30 <66> 90 31 c0 e9 d6 d3 30 03 48 89 c6 31 d2 bf e0 06 00 00 e8 03 c2 RSP: 0018:ffff88806ce09540 EFLAGS: 00000016 RAX: 0000024b3b1e0e58 RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 000000000000024b RSI: ffff88806ce28100 RDI: 0000000000000310 RBP: ffff88806ce28100 R08: 0000000000000007 R09: 0000000000000000 R10: 00000000000008c7 R11: 0000000000000001 R12: 0000000000000310 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806ce2b840 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d2954b30a0 CR3: 000000000f7f8000 CR4: 0000000000350ef0 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:unwind_next_frame+0x1fd/0x2130 Code: 48 89 54 24 28 48 89 74 24 20 44 89 5c 24 18 e8 d9 41 6a 00 48 8b 54 24 28 48 8b 74 24 20 44 8b 5c 24 18 8b 0c 95 1c 50 49 86 <8d> 56 01 48 b8 00 00 00 00 00 fc ff df 48 8d 3c 95 1c 50 49 86 49 RSP: 0018:ffff88806ce09720 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000002 RCX: 00000000000aa047 RDX: 0000000000030be2 RSI: 0000000000030be2 RDI: ffffffff86557fa4 RBP: ffff88806ce097f8 R08: ffffffff8635fabe R09: ffffffff8635fac2 R10: ffffed100d9c1301 R11: 0000000000038001 R12: ffff88806ce097e1 R13: ffff88806ce09800 R14: ffff88806ce097a0 R15: ffffffff840be238 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc_node+0x1f5/0x420 __alloc_skb+0x21a/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x1310 ieee80211_beacon_get_tim+0x99/0x4f0 mac80211_hwsim_beacon_tx+0x1d2/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xc70 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:unmap_page_range+0x19de/0x2c10 Code: 09 00 00 41 80 4f 20 10 4d 85 ed 0f 84 19 f0 ff ff e8 66 19 dc ff 49 8d 45 08 48 89 84 24 98 00 00 00 48 c1 e8 03 80 3c 28 00 <0f> 85 ff 08 00 00 49 8b 5d 08 31 ff 49 89 de 41 83 e6 01 4c 89 f6 RSP: 0018:ffff8880344cf700 EFLAGS: 00000246 RAX: 1ffffd40001ee521 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff8880158c3580 RSI: ffffffff816cc41a RDI: ffff8880344cfaf0 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800e4d5df0 R13: ffffea0000f72900 R14: 0000000000000001 R15: ffff8880344cfad8 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2760 do_group_exit+0xd4/0x2a0 get_signal+0x21b7/0x22f0 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: 0033:0x7f56af4aab19 Code: Unable to access opcode bytes at 0x7f56af4aaaef. RSP: 002b:00007f56ac9de188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: 0000000000000004 RBX: 00007f56af5be0e0 RCX: 00007f56af4aab19 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000280 RBP: 00007f56af504f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe7e8dc91f R14: 00007f56ac9de300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 65 48 add %ah,0x48(%rbp) 5: 2b 04 25 28 00 00 00 sub 0x28,%eax c: 0f 85 cd 0a 00 00 jne 0xadf 12: 48 81 c4 88 00 00 00 add $0x88,%rsp 19: 5b pop %rbx 1a: 5d pop %rbp 1b: 41 5c pop %r12 1d: 41 5d pop %r13 1f: 41 5e pop %r14 21: 41 5f pop %r15 23: e9 de 1f 00 00 jmpq 0x2006 28: f3 90 pause * 2a: e9 71 ff ff ff jmpq 0xffffffa0 <-- trapping instruction 2f: 44 8b 74 24 48 mov 0x48(%rsp),%r14d 34: 41 81 fe 00 01 00 00 cmp $0x100,%r14d 3b: 0f .byte 0xf 3c: 84 e5 test %ah,%ch