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 26s! [syz-executor.4:17818] Modules linked in: irq event stamp: 2740641 hardirqs last enabled at (2740640): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2740641): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2724240): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2724255): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 17818 Comm: syz-executor.4 Not tainted 6.13.0-rc1-next-20241203 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0xb87/0x2490 Code: c7 83 e7 07 40 38 fa 40 0f 9e c7 84 d2 0f 95 c2 40 84 d7 0f 85 fe 15 00 00 83 e0 07 40 38 c6 0f 9e c2 40 84 f6 0f 95 c0 84 c2 <0f> 85 e7 15 00 00 0f b6 41 04 c0 e8 04 3c 01 74 4a 3c 04 0f 84 1b RSP: 0018:ffff88806ce09770 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000002 RCX: ffffffff86796c5e RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000001 RBP: ffff88806ce09838 R08: ffffffff86796c62 R09: ffff88806ce09820 R10: 000000000003c001 R11: 000000000000806f R12: ffff88806ce09840 R13: ffff88806ce09828 R14: ffff88806ce09ff8 R15: ffff88806ce097e0 FS: 00007fb58283d700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33b36000 CR3: 0000000015e58000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_record_aux_stack+0x89/0xa0 __call_rcu_common.constprop.0+0x6a/0xaa0 kmem_cache_free+0x2ae/0x470 skb_release_data+0x814/0x990 consume_skb+0xd0/0x160 mac80211_hwsim_tx_frame+0x1f6/0x2a0 mac80211_hwsim_beacon_tx+0x546/0x950 __iterate_interfaces+0x2e0/0x650 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x1ab/0xa80 hrtimer_run_softirq+0x14c/0x310 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:put_cpu_partial+0x10a/0x1b0 Code: 24 28 75 5b 49 c7 44 24 28 00 00 00 00 4c 89 e7 48 8d 35 00 00 00 00 e8 d4 b5 ab ff 4d 85 ed 74 06 e8 3a 76 d5 ff fb 4d 85 f6 <74> 1c 5b 4c 89 f6 48 89 ef 5d 41 5c 41 5d 41 5e e9 c1 fa ff ff 44 RSP: 0018:ffff8880386a7550 EFLAGS: 00000246 RAX: 000000000029919d RBX: ffffea00004d5800 RCX: 1ffffffff0fe02c7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff81846dc6 RBP: ffff888009406280 R08: 0000000000000001 R09: fffffbfff0fde1e9 R10: ffffffff87ef0f4f R11: 0000000000000000 R12: ffff88806ce420d0 R13: 0000000000000200 R14: 0000000000000000 R15: ffff888013561100 qlist_free_all+0x50/0x160 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 kmem_cache_alloc_lru_noprof+0x303/0x3c0 __d_alloc+0x31/0x990 d_alloc+0x4a/0x1e0 d_alloc_parallel+0xe6/0x1150 lookup_open.isra.0+0x649/0x1620 path_openat+0xc91/0x2980 do_filp_open+0x1e9/0x450 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb58527aa04 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007fb58283d060 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fb5853daf60 RCX: 00007fb58527aa04 RDX: 0000000000000002 RSI: 00007fb58283d0f0 RDI: 00000000ffffff9c RBP: 00007fb58283d0f0 R08: 0000000000000000 R09: 00007fb58283cf70 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007fffcf246b9f R14: 00007fb58283d300 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 6.13.0-rc1-next-20241203 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kasan_check_read+0x8/0x20 Code: 95 a6 ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 0c 24 <89> f6 31 d2 e9 bf f0 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f RSP: 0018:ffff88806cf09958 EFLAGS: 00000056 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff812f43d6 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff863fac90 RBP: ffffffff88290348 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: dffffc0000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000002 R15: 000000000003a70c FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdc283ea650 CR3: 0000000009806000 CR4: 0000000000350ef0 Call Trace: trace_lock_acquire+0x36/0x1b0 lock_acquire+0x32/0xc0 ktime_get+0x80/0x270 start_dl_timer+0x1f0/0x4b0 enqueue_dl_entity+0xfb0/0x2650 dl_server_start+0xb9/0x840 enqueue_task_fair+0x67e/0x1ad0 enqueue_task+0x70/0x1a0 ttwu_do_activate+0x136/0x740 try_to_wake_up+0x60e/0x1880 call_timer_fn+0x198/0x5d0 __run_timers+0x669/0x930 run_timer_softirq+0x117/0x210 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 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 e9 c5 3d 00 0f 1f 44 00 00 fb f4 e9 7c 2e 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffff8880096cfe68 EFLAGS: 00000206 RAX: 0000000000080781 RBX: 0000000000000001 RCX: ffffffff8484b837 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff812b16da RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed100d9e6cba R10: ffff88806cf365d3 R11: 0000000000000000 R12: ffffffff863fac90 R13: 1ffff110012d9fd2 R14: 0000000000000000 R15: 0000000000000000 default_idle_call+0x6d/0xb0 do_idle+0x2fa/0x3b0 cpu_startup_entry+0x4f/0x60 start_secondary+0x1c1/0x220 common_startup_64+0x12c/0x138 lo: entered promiscuous mode lo: entered allmulticast mode lo: left promiscuous mode lo: left allmulticast mode lo: entered promiscuous mode lo: entered allmulticast mode lo: left promiscuous mode lo: left allmulticast mode lo: entered promiscuous mode lo: entered allmulticast mode lo: left promiscuous mode lo: left allmulticast mode lo: entered promiscuous mode lo: entered allmulticast mode netlink: 68 bytes leftover after parsing attributes in process `syz-executor.6'. audit: type=1400 audit(1733300500.626:10): avc: denied { create } for pid=17919 comm="syz-executor.5" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:sshd_key_t:s0 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1733300500.630:11): avc: denied { getopt } for pid=17919 comm="syz-executor.5" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:sshd_key_t:s0 tclass=netlink_generic_socket permissive=1 netlink: 68 bytes leftover after parsing attributes in process `syz-executor.6'. ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 83 e7 07 and $0x7,%edi 3: 40 38 fa cmp %dil,%dl 6: 40 0f 9e c7 setle %dil a: 84 d2 test %dl,%dl c: 0f 95 c2 setne %dl f: 40 84 d7 test %dl,%dil 12: 0f 85 fe 15 00 00 jne 0x1616 18: 83 e0 07 and $0x7,%eax 1b: 40 38 c6 cmp %al,%sil 1e: 0f 9e c2 setle %dl 21: 40 84 f6 test %sil,%sil 24: 0f 95 c0 setne %al 27: 84 c2 test %al,%dl * 29: 0f 85 e7 15 00 00 jne 0x1616 <-- trapping instruction 2f: 0f b6 41 04 movzbl 0x4(%rcx),%eax 33: c0 e8 04 shr $0x4,%al 36: 3c 01 cmp $0x1,%al 38: 74 4a je 0x84 3a: 3c 04 cmp $0x4,%al 3c: 0f .byte 0xf 3d: 84 1b test %bl,(%rbx)