watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [syz-executor.2:7789] Modules linked in: irq event stamp: 2610275 hardirqs last enabled at (2610274): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2610275): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (1508212): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1508215): [] __irq_exit_rcu+0xc4/0x100 CPU: 0 UID: 0 PID: 7789 Comm: syz-executor.2 Not tainted 6.12.0-next-20241127 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:jhash+0x1da/0x610 Code: c1 c6 04 41 31 c6 e8 25 02 29 ff 83 fd 0c 0f 87 88 fe ff ff e8 e7 fe 28 ff 89 ef 48 c7 c6 a0 41 e1 84 e8 69 02 29 ff 83 fd 07 <0f> 84 37 03 00 00 0f 87 ed 01 00 00 83 fd 04 0f 84 a5 01 00 00 0f RSP: 0018:ffff88806ce099d0 EFLAGS: 00000297 RAX: 0000000000000000 RBX: ffff88803955de5a RCX: ffffffff82290087 RDX: ffff8880071b0000 RSI: 000000000000000c RDI: 0000000000000005 RBP: 0000000000000006 R08: 000000000819a681 R09: fffffbfff0fdddec R10: 0000000000000006 R11: 00000000000c3a14 R12: 000000000819a681 R13: 00000000e6c76576 R14: 00000000e6c76576 R15: 00000000e6c76576 FS: 00007fd29d7f0700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2fd2c000 CR3: 000000003abaa000 CR4: 0000000000350ef0 Call Trace: __rhashtable_lookup+0x207/0x7d0 sta_info_get_bss+0x12d/0x450 ieee80211_rx_for_interface+0x154/0x200 ieee80211_rx_list+0x1bec/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 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:qlist_free_all+0x96/0x160 Code: 0f 82 e0 00 00 00 48 c7 c2 00 00 00 80 48 2b 15 f0 d1 f1 03 48 01 ca 48 c1 ea 0c 48 c1 e2 06 48 03 15 ce d1 f1 03 48 8b 72 08 <48> 89 d1 40 f6 c6 01 0f 85 a1 00 00 00 66 90 80 79 33 f5 ba 00 00 RSP: 0018:ffff888015f77be0 EFLAGS: 00000286 RAX: ffff88800cdc0a68 RBX: ffff88800cdc0a68 RCX: ffff88808cdc0a68 RDX: ffffea0000337000 RSI: ffff888008c4f780 RDI: ffffffff8184a066 RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff0fdddf1 R10: ffffffff87eeef8f R11: 00000000000007e0 R12: 0000000000000000 R13: ffff888015f77c18 R14: ffff88800cf81940 R15: ffff88800cf81940 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 sock_alloc_inode+0x27/0x1d0 alloc_inode+0x63/0x240 sock_alloc+0x40/0x270 __sock_create+0xc1/0x810 __sys_socket+0x147/0x260 __x64_sys_socket+0x73/0xb0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd2a027ab19 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:00007fd29d7f0188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007fd2a038df60 RCX: 00007fd2a027ab19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007fd2a02d4f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff18fdad4f R14: 00007fd29d7f0300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted 6.12.0-next-20241127 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:rcu_softirq_qs+0x174/0x240 Code: 00 0f b6 83 60 04 00 00 84 c0 0f 84 88 00 00 00 5b 5d e9 ef 22 4c 03 be ff ff ff ff 48 c7 c7 e0 60 c1 85 e8 1e d9 49 03 85 c0 <75> 2e be ff ff ff ff 48 c7 c7 40 61 c1 85 e8 09 d9 49 03 85 c0 75 RSP: 0018:ffff888009737e10 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffff85c160e0 RBP: ffffffff85a0b0f8 R08: 0000000000000000 R09: 0000000000000100 R10: ffffffff863f9e97 R11: 0000000000000400 R12: 0000000000000100 R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000000006 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564109591618 CR3: 0000000015270000 CR4: 0000000000350ef0 Call Trace: handle_softirqs+0x63d/0x770 run_ksoftirqd+0x2e/0x60 smpboot_thread_fn+0x3eb/0x930 kthread+0x2c2/0x3a0 ret_from_fork+0x48/0x80 ret_from_fork_asm+0x1a/0x30 audit: type=1400 audit(1732724639.797:13): avc: denied { tracepoint } for pid=7825 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 EXT4-fs (sda): Can't modify superblock whileperforming online resize ---------------- Code disassembly (best guess): 0: c1 c6 04 rol $0x4,%esi 3: 41 31 c6 xor %eax,%r14d 6: e8 25 02 29 ff callq 0xff290230 b: 83 fd 0c cmp $0xc,%ebp e: 0f 87 88 fe ff ff ja 0xfffffe9c 14: e8 e7 fe 28 ff callq 0xff28ff00 19: 89 ef mov %ebp,%edi 1b: 48 c7 c6 a0 41 e1 84 mov $0xffffffff84e141a0,%rsi 22: e8 69 02 29 ff callq 0xff290290 27: 83 fd 07 cmp $0x7,%ebp * 2a: 0f 84 37 03 00 00 je 0x367 <-- trapping instruction 30: 0f 87 ed 01 00 00 ja 0x223 36: 83 fd 04 cmp $0x4,%ebp 39: 0f 84 a5 01 00 00 je 0x1e4 3f: 0f .byte 0xf