syzbot


WARNING in ieee80211_rx_list

Status: auto-obsoleted due to no activity on 2024/11/09 19:50
Reported-by: syzbot+0ba3632a132599c4e49a@syzkaller.appspotmail.com
First crash: 134d, last: 134d
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in ieee80211_rx_list wireless C inconclusive error 3489 189d 1541d 26/28 fixed on 2024/06/18 10:18
upstream WARNING in ieee80211_rx_list (2) wireless 4 168d 170d 26/28 fixed on 2024/08/06 11:02
linux-5.15 WARNING in ieee80211_rx_list origin:lts-only syz error 5 145d 251d 0/3 auto-obsoleted due to no activity on 2024/10/29 16:41
upstream WARNING in ieee80211_rx_list (3) wireless 9 9d19h 96d 0/28 upstream: reported on 2024/09/09 00:10

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 0 at net/mac80211/rx.c:5181 ieee80211_rx_list+0x26ac/0x3380
Modules linked in:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.1.102-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:ieee80211_rx_list+0x26ac/0x3380 net/mac80211/rx.c:5181
Code: 0f 0b e9 7a dd ff ff e8 32 e9 61 f7 e9 70 dd ff ff e8 28 e9 61 f7 e9 66 dd ff ff e8 1e e9 61 f7 e9 5c dd ff ff e8 14 e9 61 f7 <0f> 0b e9 50 dd ff ff e8 08 e9 61 f7 e9 ab de ff ff e8 fe e8 61 f7
RSP: 0018:ffffc90000007980 EFLAGS: 00010246
RAX: ffffffff8a28b27c RBX: 0000000000000000 RCX: ffffffff8d0bd800
RDX: 0000000080000101 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007bd0 R08: ffffffff8a288e0d R09: fffffbfff20e7245
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888024468e80
R13: dffffc0000000000 R14: ffff88802446b348 R15: ffff88801a39f280
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020010000 CR3: 000000005f7f3000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 ieee80211_rx_napi+0x186/0x3b0 net/mac80211/rx.c:5282
 ieee80211_rx include/net/mac80211.h:4830 [inline]
 ieee80211_handle_queued_frames+0x103/0x1b0 net/mac80211/main.c:315
 tasklet_action_common+0x3cb/0x4a0
 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571
 __do_softirq kernel/softirq.c:605 [inline]
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x157/0x240 kernel/softirq.c:654
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:666
 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:22 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
RIP: 0010:acpi_idle_do_entry+0x10f/0x340 drivers/acpi/processor_idle.c:567
Code: 6c db f6 48 83 e3 08 0f 85 0b 01 00 00 4c 8d 74 24 20 e8 34 2b e2 f6 0f 1f 44 00 00 e8 6a 68 db f6 0f 00 2d b3 4d b8 00 fb f4 <4c> 89 f3 48 c1 eb 03 42 80 3c 3b 00 74 08 4c 89 f7 e8 bb f0 32 f7
RSP: 0018:ffffffff8d007b20 EFLAGS: 000002d3
RAX: ffffffff8aaf3326 RBX: 0000000000000000 RCX: ffffffff8d0bd800
RDX: 0000000000000000 RSI: ffffffff8b0c0240 RDI: ffffffff8b5d5ba0
RBP: ffffffff8d007bb0 R08: ffffffff8aaf3308 R09: fffffbfff1a17b01
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffffffff1a00f64
R13: ffff888148e8b804 R14: ffffffff8d007b40 R15: dffffc0000000000
 acpi_idle_enter+0x352/0x4f0 drivers/acpi/processor_idle.c:704
 cpuidle_enter_state+0x516/0xf80 drivers/cpuidle/cpuidle.c:239
 cpuidle_enter+0x59/0x90 drivers/cpuidle/cpuidle.c:356
 call_cpuidle kernel/sched/idle.c:155 [inline]
 cpuidle_idle_call kernel/sched/idle.c:236 [inline]
 do_idle+0x3ce/0x680 kernel/sched/idle.c:303
 cpu_startup_entry+0x3d/0x60 kernel/sched/idle.c:401
 rest_init+0x2da/0x300 init/main.c:733
 arch_call_rest_init+0xa/0xa init/main.c:893
 start_kernel+0x496/0x53f init/main.c:1140
 secondary_startup_64_no_verify+0xcf/0xdb
 </TASK>
----------------
Code disassembly (best guess):
   0:	6c                   	insb   (%dx),%es:(%rdi)
   1:	db f6                	fcomi  %st(6),%st
   3:	48 83 e3 08          	and    $0x8,%rbx
   7:	0f 85 0b 01 00 00    	jne    0x118
   d:	4c 8d 74 24 20       	lea    0x20(%rsp),%r14
  12:	e8 34 2b e2 f6       	call   0xf6e22b4b
  17:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  1c:	e8 6a 68 db f6       	call   0xf6db688b
  21:	0f 00 2d b3 4d b8 00 	verw   0xb84db3(%rip)        # 0xb84ddb
  28:	fb                   	sti
  29:	f4                   	hlt
* 2a:	4c 89 f3             	mov    %r14,%rbx <-- trapping instruction
  2d:	48 c1 eb 03          	shr    $0x3,%rbx
  31:	42 80 3c 3b 00       	cmpb   $0x0,(%rbx,%r15,1)
  36:	74 08                	je     0x40
  38:	4c 89 f7             	mov    %r14,%rdi
  3b:	e8 bb f0 32 f7       	call   0xf732f0fb

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/01 19:49 linux-6.1.y c1cec4dad96b 1e9c4cf3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ieee80211_rx_list
* Struck through repros no longer work on HEAD.