ci2 starts bisection 2024-03-25 12:28:32.734495527 +0000 UTC m=+5715.029108726
bisecting fixing commit since 05ef4ccb57746f921003b9340fc2f0532c177f41
building syzkaller on 3222d10cbe77bbedb5a7c455e5bcb6b7081a63b7
ensuring issue is reproducible on original commit 05ef4ccb57746f921003b9340fc2f0532c177f41
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2f32bfa6b5eeeca49b1624f0ed9c25cd80cf83896c97e7a161cfe54a64086748
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c350fcc8eacb1609487e71e6821bd44d5f0a221786d84040e4bf1157f95a3c70
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
kconfig minimization: base=4920 full=6161 leaves diff=241
split chunks (needed=false): <241>
split chunk #0 of len 241 into 5 parts
testing without sub-chunk 1/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: bf6496f3259f0565657d59385319af2427b9d2dbe744943a03c82aad8aadff39
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 00e7cd23d4931ae94b2a9083ef8f8c718a991c5b1b40379f8c27af9ef1593368
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4744189fb76e54e329f80fcba15c05a9b53cd960f81c3f85649a52fe59763650
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0a1df79b1dc973e118f9150d07165ac36f885445e6b270500b1fc3f85f556625
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit 05ef4ccb57746f921003b9340fc2f0532c177f41 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 05ef4ccb57746f921003b9340fc2f0532c177f41: net/socket.c:1189: undefined reference to `wext_handle_ioctl'
net/socket.c:3383: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:343: undefined reference to `wext_proc_exit'
net/core/net-procfs.c:327: undefined reference to `wext_proc_init'
minimized to 45 configs; suspects: [HID_ZEROPLUS USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS X86_X32 ZEROPLUS_FF]
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing current HEAD 993bed180178156a70afdafe8aaf23a117107352
testing commit 993bed180178156a70afdafe8aaf23a117107352 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7c1843751489d1992b7590f5818f5654dc265651c33ce33759aaebb5450ac103
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
representative crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit, types: [UNKNOWN]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 34m13.808423906s (build: 12m59.695570367s, test: 19m25.269876123s)
crash still not fixed or there were kernel test errors
commit msg: Merge "Merge branch 'android13-5.15' into branch 'android13-5.15-lts'" into android13-5.15-lts
crash: BUG: unable to handle kernel NULL pointer dereference in dev_queue_xmit_nit
BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD 1013f0067 P4D 1013f0067 PUD 1021b6067 PMD 0
Oops: 0010 [#1] PREEMPT SMP
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.15.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
RIP: 0010:0x0
Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
RSP: 0018:ffffc90000003cc8 EFLAGS: 00010246
RAX: ffff8881037e5680 RBX: ffff88810ccef048 RCX: ffff88810ccef000
RDX: ffff888109137f60 RSI: ffff88810ccef000 RDI: ffff8881017a3c00
RBP: ffffc90000003d08 R08: 0000000000000100 R09: ffff8881017a3c00
R10: 3896b80bdcb058ef R11: 736f6d6570736575 R12: ffff88810ccef080
R13: ffff888107f9c6f0 R14: ffff888109137f60 R15: ffff8881017a3c00
FS: 0000000000000000(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000010963b000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
dev_queue_xmit_nit+0x25d/0x290 net/core/dev.c:2349
xmit_one net/core/dev.c:3619 [inline]
dev_hard_start_xmit+0x61/0x220 net/core/dev.c:3640
__dev_queue_xmit+0x76f/0xb40 net/core/dev.c:4255
dev_queue_xmit+0xb/0x10 net/core/dev.c:4288
tipc_l2_send_msg+0xb3/0xd0 net/tipc/bearer.c:514
tipc_bearer_xmit_skb+0x8f/0xd0 net/tipc/bearer.c:560
tipc_disc_timeout+0x1a2/0x230 net/tipc/discover.c:338
call_timer_fn+0x24/0xf0 kernel/time/timer.c:1427
expire_timers kernel/time/timer.c:1472 [inline]
__run_timers.part.0+0x16a/0x220 kernel/time/timer.c:1743
__run_timers kernel/time/timer.c:1721 [inline]
run_timer_softirq+0x30/0x70 kernel/time/timer.c:1756
__do_softirq+0xff/0x2fc kernel/softirq.c:565
invoke_softirq kernel/softirq.c:425 [inline]
__irq_exit_rcu kernel/softirq.c:648 [inline]
irq_exit_rcu+0x84/0xd0 kernel/softirq.c:660
sysvec_apic_timer_interrupt+0xac/0xd0 arch/x86/kernel/apic/apic.c:1096
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:40 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:75 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:110 [inline]
RIP: 0010:acpi_idle_do_entry+0x57/0x60 drivers/acpi/processor_idle.c:570
Code: 01 ed c3 65 48 8b 04 25 00 ae 01 00 48 8b 00 a8 08 74 0c c3 55 48 89 e5 e8 56 fc ff ff 5d c3 66 90 0f 00 2d 5b b9 ac 00 fb f4 c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 cd
RSP: 0018:ffffffff82e03da8 EFLAGS: 00000246
RAX: 0000000000004000 RBX: ffff8881002abc00 RCX: 00000000ffffffff
RDX: ffff888237c00000 RSI: ffff888100278c00 RDI: ffff888100278c64
RBP: ffffffff82e03dd0 R08: 0000000aeb9570b9 R09: 0000000000000018
R10: 0000000000001c5f R11: ffff888237c29ca4 R12: 0000000000000001
R13: ffffffff82f3fa40 R14: ffff888100278c64 R15: 0000000000000000
cpuidle_enter_state+0x8a/0x3f0 drivers/cpuidle/cpuidle.c:249
cpuidle_enter+0x29/0x40 drivers/cpuidle/cpuidle.c:364
call_cpuidle kernel/sched/idle.c:158 [inline]
cpuidle_idle_call kernel/sched/idle.c:239 [inline]
do_idle+0x1e3/0x270 kernel/sched/idle.c:306
cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:403
rest_init+0xbf/0xd0 init/main.c:738
arch_call_rest_init+0x9/0xc init/main.c:890
start_kernel+0x89a/0x8c0 init/main.c:1137
x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:527
x86_64_start_kernel+0x87/0x8b arch/x86/kernel/head64.c:508
secondary_startup_64_no_verify+0xb0/0xbb
Modules linked in:
CR2: 0000000000000000
---[ end trace 19e61657bcd5d755 ]---
RIP: 0010:0x0
Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6.
RSP: 0018:ffffc90000003cc8 EFLAGS: 00010246
RAX: ffff8881037e5680 RBX: ffff88810ccef048 RCX: ffff88810ccef000
RDX: ffff888109137f60 RSI: ffff88810ccef000 RDI: ffff8881017a3c00
RBP: ffffc90000003d08 R08: 0000000000000100 R09: ffff8881017a3c00
R10: 3896b80bdcb058ef R11: 736f6d6570736575 R12: ffff88810ccef080
R13: ffff888107f9c6f0 R14: ffff888109137f60 R15: ffff8881017a3c00
FS: 0000000000000000(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 000000010963b000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 01 ed add %ebp,%ebp
2: c3 ret
3: 65 48 8b 04 25 00 ae mov %gs:0x1ae00,%rax
a: 01 00
c: 48 8b 00 mov (%rax),%rax
f: a8 08 test $0x8,%al
11: 74 0c je 0x1f
13: c3 ret
14: 55 push %rbp
15: 48 89 e5 mov %rsp,%rbp
18: e8 56 fc ff ff call 0xfffffc73
1d: 5d pop %rbp
1e: c3 ret
1f: 66 90 xchg %ax,%ax
21: 0f 00 2d 5b b9 ac 00 verw 0xacb95b(%rip) # 0xacb983
28: fb sti
29: f4 hlt
* 2a: fa cli <-- trapping instruction
2b: c3 ret
2c: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
33: 55 push %rbp
34: 48 89 e5 mov %rsp,%rbp
37: 41 57 push %r15
39: 41 56 push %r14
3b: 41 55 push %r13
3d: 41 89 cd mov %ecx,%r13d