sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.0:9474] Modules linked in: irq event stamp: 3441031 hardirqs last enabled at (3441030): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (3441031): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (3423698): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3423727): [] irq_exit_rcu+0x94/0xc0 CPU: 0 UID: 0 PID: 9474 Comm: syz-executor.0 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lock_release+0xfc/0x6f0 Code: d0 7c 08 84 d2 0f 85 bd 04 00 00 44 8b 05 b4 3b 0f 05 45 85 c0 0f 84 10 03 00 00 65 8b 05 b4 90 d2 7e 85 c0 0f 85 01 03 00 00 <65> 4c 8b 35 9c ad d3 7e 49 8d be 3c 0a 00 00 48 b8 00 00 00 00 00 RSP: 0018:ffff88806ce094f0 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 1ffff1100d9c12a0 RCX: ffffffff812ff8be RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88806ce36380 RBP: ffffffff863f34b8 R08: 0000000000000001 R09: fffffbfff0c7e4e9 R10: ffffffff863f274f R11: 00000000000c2f81 R12: ffffffff85c14f00 R13: ffffffff8151fba6 R14: 000000000003a6cc R15: 0000000000082820 FS: 00007f07e78c0700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3bee500000 CR3: 000000003f9d4000 CR4: 0000000000350ef0 Call Trace: __is_insn_slot_addr+0x13b/0x290 kernel_text_address+0x48/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_slab_alloc+0x59/0x70 kmem_cache_alloc_node_noprof+0x14c/0x3e0 kmalloc_reserve+0x189/0x2b0 __alloc_skb+0x162/0x370 skb_copy+0x1d5/0x3b0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xafb/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2cb/0x5d0 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:qlist_free_all+0x28/0x160 Code: 90 90 48 8b 07 48 85 c0 0f 84 41 01 00 00 41 57 41 56 41 55 49 89 fd 41 54 49 89 f4 55 53 eb 3e 48 63 95 c0 00 00 00 48 8b 18 <48> 89 ef 48 29 d0 48 89 c6 49 89 c6 e8 e7 f0 ff ff 49 89 c7 66 90 RSP: 0018:ffff888015d07600 EFLAGS: 00000246 RAX: ffff88800c419818 RBX: ffff88800c419a68 RCX: ffffea0000310640 RDX: 0000000000000000 RSI: ffff888008c4f780 RDI: 0000000000080000 RBP: ffff888008c4f780 R08: ffff8880133f9a68 R09: 00000000000d0008 R10: ffffea00004cfe00 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888015d07638 R14: ffff8880133f9a68 R15: ffff8880133f9a68 kasan_quarantine_reduce+0x19c/0x230 __kasan_slab_alloc+0x49/0x70 __kmalloc_noprof+0x195/0x4b0 __register_sysctl_table+0xd51/0x16d0 ipv6_sysctl_net_init+0x180/0x2c0 ops_init+0x1e1/0x650 setup_net+0x1d7/0x7a0 copy_net_ns+0x2e3/0x6f0 create_new_namespaces+0x3f6/0xaf0 copy_namespaces+0x45c/0x580 copy_process+0x2704/0x8e00 kernel_clone+0xeb/0x850 __do_sys_clone3+0x1d5/0x250 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f07ea34ab19 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:00007f07e78c0188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f07ea45df60 RCX: 00007f07ea34ab19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007f07ea3a4f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffed90b41af R14: 00007f07e78c0300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:queued_spin_lock_slowpath+0x242/0xb60 Code: 02 48 89 e8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 85 08 00 00 b8 01 00 00 00 66 89 45 00 e9 bf fe ff ff 89 44 24 38 f3 90 5b fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 RSP: 0018:ffff88806cf099f8 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff84845a6f RDX: fffffbfff0c1a969 RSI: 0000000000000004 RDI: ffffffff860d4b40 RBP: ffffffff860d4b40 R08: 0000000000000000 R09: fffffbfff0c1a968 R10: ffffffff860d4b43 R11: 5050505001000011 R12: 1ffff1100d9e1340 R13: 0000000000000003 R14: fffffbfff0c1a968 R15: ffff88806cf09a30 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cbff202ed8 CR3: 000000000bece000 CR4: 0000000000350ef0 Call Trace: do_raw_spin_lock+0x1de/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6d1/0x1320 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2cb/0x5d0 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa70 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0x1e/0x30 Code: 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 eb 0c 0f 1f 44 00 00 0f 00 2d 69 41 40 00 0f 1f 44 00 00 fb f4 e9 5c 28 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffff8880096c7e68 EFLAGS: 00000202 RAX: 0000000000119b8f RBX: 0000000000000001 RCX: ffffffff848238d7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff812ad1ed RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed100d9e6c70 R10: ffff88806cf36383 R11: 0000000000000000 R12: ffffffff863f2748 R13: 1ffff110012d8fd2 R14: 0000000000000000 R15: 0000000000000000 default_idle_call+0x6d/0xb0 do_idle+0x2fd/0x3b0 cpu_startup_entry+0x4f/0x60 start_secondary+0x1c1/0x220 common_startup_64+0x12c/0x138 ---------------- Code disassembly (best guess): 0: d0 7c 08 84 sarb -0x7c(%rax,%rcx,1) 4: d2 0f rorb %cl,(%rdi) 6: 85 bd 04 00 00 44 test %edi,0x44000004(%rbp) c: 8b 05 b4 3b 0f 05 mov 0x50f3bb4(%rip),%eax # 0x50f3bc6 12: 45 85 c0 test %r8d,%r8d 15: 0f 84 10 03 00 00 je 0x32b 1b: 65 8b 05 b4 90 d2 7e mov %gs:0x7ed290b4(%rip),%eax # 0x7ed290d6 22: 85 c0 test %eax,%eax 24: 0f 85 01 03 00 00 jne 0x32b * 2a: 65 4c 8b 35 9c ad d3 mov %gs:0x7ed3ad9c(%rip),%r14 # 0x7ed3adce <-- trapping instruction 31: 7e 32: 49 8d be 3c 0a 00 00 lea 0xa3c(%r14),%rdi 39: 48 rex.W 3a: b8 00 00 00 00 mov $0x0,%eax