ci starts bisection 2023-05-09 05:57:29.240204207 +0000 UTC m=+21049.113101209
bisecting fixing commit since 227a0713b319e7a8605312dee1c97c97a719a9fc
building syzkaller on e13a05ed99be3112220ed09062bd52e1c0a2ffb6
ensuring issue is reproducible on original commit 227a0713b319e7a8605312dee1c97c97a719a9fc
testing commit 227a0713b319e7a8605312dee1c97c97a719a9fc gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: a0c55f4ef8fa874f4a63423f7762e07ea41aeb73448435ae77eb95e617c1613e
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #1: crashed: WARNING in ieee80211_rx_list
run #2: crashed: WARNING in ieee80211_rx_list
run #3: crashed: WARNING in ieee80211_rx_list
run #4: crashed: WARNING in ieee80211_rx_list
run #5: crashed: WARNING in ieee80211_rx_list
run #6: crashed: WARNING in ieee80211_rx_list
run #7: crashed: WARNING in ieee80211_rx_list
run #8: crashed: WARNING in ieee80211_rx_list
run #9: crashed: WARNING in ieee80211_rx_list
run #10: crashed: WARNING in ieee80211_rx_list
run #11: crashed: WARNING in ieee80211_rx_list
run #12: crashed: WARNING in ieee80211_rx_list
run #13: crashed: WARNING in ieee80211_rx_list
run #14: crashed: WARNING in ieee80211_rx_list
run #15: crashed: WARNING in ieee80211_rx_list
run #16: crashed: WARNING in ieee80211_rx_list
run #17: crashed: WARNING in ieee80211_rx_list
run #18: crashed: WARNING in ieee80211_rx_list
run #19: OK
testing current HEAD 6e61c5fa4d43d4c3f780f74ba6b08dba80bd653a
testing commit 6e61c5fa4d43d4c3f780f74ba6b08dba80bd653a gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: cca702b9a8f875e4b8853620a384a7a19a4cfb72e4509bf3dc73cd3eac69f050
run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe
run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM
run #3: crashed: WARNING in ieee80211_rx_list
run #4: crashed: WARNING in ieee80211_rx_list
run #5: crashed: WARNING in ieee80211_rx_list
run #6: crashed: WARNING in ieee80211_rx_list
run #7: crashed: WARNING in ieee80211_rx_list
run #8: OK
run #9: OK
crash still not fixed/happens on the oldest tested release
revisions tested: 2, total time: 38m18.139706166s (build: 14m47.778081816s, test: 22m33.235354317s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Merge branch 'Dynptr Verifier Adjustments'
crash: WARNING in ieee80211_rx_list
------------[ cut here ]------------
WARNING: CPU: 0 PID: 0 at net/mac80211/rx.c:5275 ieee80211_rx_list+0xf32/0x29d0 net/mac80211/rx.c:5243
Modules linked in:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.3.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:ieee80211_rx_list+0xf32/0x29d0 net/mac80211/rx.c:5275
Code: bf f1 ff ff 0f 0b e9 94 f4 ff ff 41 0f b6 44 24 48 83 e0 30 3c 30 0f 84 ff f3 ff ff 48 c7 44 24 30 00 00 00 00 e9 ea f4 ff ff <0f> 0b e9 6e f4 ff ff 4d 8d 69 58 be 08 00 00 00 44 89 5c 24 48 4c
RSP: 0018:ffffc90000007c88 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8880209bb408 RCX: ffffc90000007e68
RDX: 0000000000000005 RSI: 0000000000000000 RDI: ffff8880209b957d
RBP: ffff888076ad2710 R08: 0000000000000000 R09: ffff8880209b8de0
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888076ad2640
R13: 0000000000000000 R14: 0000000000000000 R15: 1ffff92000000fc9
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000900 CR3: 0000000024999000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_rx_napi+0xbf/0x350 net/mac80211/rx.c:5385
ieee80211_rx include/net/mac80211.h:4918 [inline]
ieee80211_tasklet_handler+0xeb/0x100 net/mac80211/main.c:316
tasklet_action_common.constprop.0+0x269/0x770 kernel/softirq.c:798
__do_softirq+0x1d4/0x905 kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x114/0x190 kernel/softirq.c:650
irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1106
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline]
RIP: 0010:acpi_safe_halt+0x1b/0x20 drivers/acpi/processor_idle.c:113
Code: ed c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 48 8b 04 25 00 b8 03 00 48 8b 00 a8 08 75 0c 66 90 0f 00 2d 97 44 9e 00 fb f4 c3 0f 1f 00 0f b6 47 08 3c 01 74 0b 3c 02 74 05 8b 7f 04 eb 9f
RSP: 0018:ffffffff8ae07d90 EFLAGS: 00000246
RAX: 0000000000004000 RBX: 0000000000038c08 RCX: ffffffff88cf341e
RDX: 0000000000000001 RSI: ffff888015b89000 RDI: ffff888015b89064
RBP: ffff888146153800 R08: 0000000000000001 R09: ffff8880b9c36c2b
R10: ffffed1017386d85 R11: ffffffff8bb88d20 R12: 0000000000000001
R13: ffff888015b89064 R14: ffffffff8bb88d20 R15: 0000000000000000
acpi_idle_enter+0xc7/0x150 drivers/acpi/processor_idle.c:711
cpuidle_enter_state+0x82/0x520 drivers/cpuidle/cpuidle.c:267
cpuidle_enter+0x49/0xa0 drivers/cpuidle/cpuidle.c:388
cpuidle_idle_call kernel/sched/idle.c:215 [inline]
do_idle+0x305/0x3e0 kernel/sched/idle.c:282
cpu_startup_entry+0x18/0x20 kernel/sched/idle.c:379
rest_init+0x14a/0x220 init/main.c:736
arch_call_rest_init+0xe/0x20 init/main.c:898
start_kernel+0x2c5/0x370 init/main.c:1155
secondary_startup_64_no_verify+0xf4/0xfb
----------------
Code disassembly (best guess):
0: ed in (%dx),%eax
1: c3 retq
2: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1)
9: 00 00 00 00
d: 66 90 xchg %ax,%ax
f: 65 48 8b 04 25 00 b8 mov %gs:0x3b800,%rax
16: 03 00
18: 48 8b 00 mov (%rax),%rax
1b: a8 08 test $0x8,%al
1d: 75 0c jne 0x2b
1f: 66 90 xchg %ax,%ax
21: 0f 00 2d 97 44 9e 00 verw 0x9e4497(%rip) # 0x9e44bf
28: fb sti
29: f4 hlt
* 2a: fa cli <-- trapping instruction
2b: c3 retq
2c: 0f 1f 00 nopl (%rax)
2f: 0f b6 47 08 movzbl 0x8(%rdi),%eax
33: 3c 01 cmp $0x1,%al
35: 74 0b je 0x42
37: 3c 02 cmp $0x2,%al
39: 74 05 je 0x40
3b: 8b 7f 04 mov 0x4(%rdi),%edi
3e: eb 9f jmp 0xffffffdf