ci2 starts bisection 2024-02-28 11:00:46.561738741 +0000 UTC m=+59434.967405958
bisecting fixing commit since c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f
building syzkaller on ab32d50881df9f96f2af301aadca62ad00b7e099
ensuring issue is reproducible on original commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f

testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 23aecfcffab7a00aa3419d8c34933fc8d9e862be7debbe9da1b6f4b672deacba
all runs: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
check whether we can drop unnecessary instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c16609efd363c30ca0765b829d5f454a4755dee4bbf57b15b23b3bad69396a88
all runs: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
the bug reproduces without the instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
kconfig minimization: base=4920 full=6157 leaves diff=251
split chunks (needed=false): <251>
split chunk #0 of len 251 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ff5a40bd8b62f7b9fe80c3c4b3d29f449111ad3a0db3c7c5b1dd7595d3a6d0a6
all runs: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: eaf928f300ed245511933caa65c7cca55a0c31af455d6fc62efc9879049b7c67
all runs: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 02f12f1e91bdf3b26aa929144061eb54543bf9901378cd1b93aab9d1fcd67050
all runs: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: beb00f3553d0f19bffe6e1f81dbeb0c324ea04c315cad8286a19aa1f8b1c4957
all runs: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building c73b4619ad86a2a29fc998e950e98bcdfa2f6d8f: scripts/extract-cert.c:46:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
scripts/extract-cert.c:60:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
scripts/sign-file.c:89:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
scripts/sign-file.c:103:9: warning: 'ERR_get_error_line' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
net/socket.c:1172: undefined reference to `wext_handle_ioctl'
net/socket.c:3366: 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 47 configs; suspects: [HID_ZEROPLUS USB_NET_GL620A 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_PM_TIMER X86_X32 ZEROPLUS_FF]
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], 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: 78c12256659035966c183ed4d7436f66be747d9aeab700cbc0be123e3a3d7ecf
run #0: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
run #1: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
run #2: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
run #3: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
run #4: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
run #5: crashed: KASAN: stack-out-of-bounds Read in xfrm_state_find
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: KASAN: stack-out-of-bounds Read in xfrm_state_find, types: [KASAN]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 46m26.465096515s (build: 14m58.101115904s, test: 29m32.800745701s)
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: KASAN: stack-out-of-bounds Read in xfrm_state_find
==================================================================
BUG: KASAN: stack-out-of-bounds in jhash2 include/linux/jhash.h:138 [inline]
BUG: KASAN: stack-out-of-bounds in __xfrm6_addr_hash net/xfrm/xfrm_hash.h:16 [inline]
BUG: KASAN: stack-out-of-bounds in __xfrm6_daddr_saddr_hash net/xfrm/xfrm_hash.h:29 [inline]
BUG: KASAN: stack-out-of-bounds in __xfrm_dst_hash net/xfrm/xfrm_hash.h:95 [inline]
BUG: KASAN: stack-out-of-bounds in xfrm_dst_hash net/xfrm/xfrm_state.c:63 [inline]
BUG: KASAN: stack-out-of-bounds in xfrm_state_find+0x4f95/0x5b20 net/xfrm/xfrm_state.c:1092
Read of size 4 at addr ffffc900001c0b88 by task udevd/346

CPU: 1 PID: 346 Comm: udevd Not tainted 5.15.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x38/0x49 lib/dump_stack.c:106
 print_address_description.constprop.0+0x24/0x160 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report.cold+0x82/0xdb mm/kasan/report.c:444
 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 jhash2 include/linux/jhash.h:138 [inline]
 __xfrm6_addr_hash net/xfrm/xfrm_hash.h:16 [inline]
 __xfrm6_daddr_saddr_hash net/xfrm/xfrm_hash.h:29 [inline]
 __xfrm_dst_hash net/xfrm/xfrm_hash.h:95 [inline]
 xfrm_dst_hash net/xfrm/xfrm_state.c:63 [inline]
 xfrm_state_find+0x4f95/0x5b20 net/xfrm/xfrm_state.c:1092
 xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2393 [inline]
 xfrm_tmpl_resolve+0x271/0xb40 net/xfrm/xfrm_policy.c:2438
 xfrm_resolve_and_create_bundle+0x125/0x20c0 net/xfrm/xfrm_policy.c:2731
 xfrm_bundle_lookup net/xfrm/xfrm_policy.c:2966 [inline]
 xfrm_lookup_with_ifid+0x408/0x1c50 net/xfrm/xfrm_policy.c:3097
 xfrm_lookup net/xfrm/xfrm_policy.c:3194 [inline]
 xfrm_lookup_route+0x1f/0x150 net/xfrm/xfrm_policy.c:3205
 ip_route_output_flow+0x259/0x2d0 net/ipv4/route.c:2892
 ip_route_output_ports include/net/route.h:169 [inline]
 igmpv3_newpack+0x2a8/0xde0 net/ipv4/igmp.c:372
 add_grhead+0x235/0x320 net/ipv4/igmp.c:443
 add_grec+0xbef/0xec0 net/ipv4/igmp.c:577
 igmpv3_send_cr net/ipv4/igmp.c:714 [inline]
 igmp_ifc_timer_expire+0x46e/0xb10 net/ipv4/igmp.c:813
 call_timer_fn+0x28/0x190 kernel/time/timer.c:1427
 expire_timers kernel/time/timer.c:1472 [inline]
 __run_timers.part.0+0x45c/0x840 kernel/time/timer.c:1743
 __run_timers kernel/time/timer.c:1721 [inline]
 run_timer_softirq+0x9c/0x180 kernel/time/timer.c:1756
 __do_softirq+0x1c1/0x5c8 kernel/softirq.c:565
 invoke_softirq kernel/softirq.c:425 [inline]
 __irq_exit_rcu kernel/softirq.c:648 [inline]
 irq_exit_rcu+0x64/0x110 kernel/softirq.c:660
 sysvec_apic_timer_interrupt+0x9d/0xc0 arch/x86/kernel/apic/apic.c:1096
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:call_rcu+0x35f/0x1420 kernel/rcu/tree.c:3086
Code: f0 00 00 00 a8 02 0f 84 2e 02 00 00 e8 aa cc fe ff 84 c0 0f 84 38 02 00 00 48 f7 85 18 ff ff ff 00 02 00 00 0f 85 a6 00 00 00 <48> b8 00 00 00 00 00 fc ff df 48 03 85 20 ff ff ff 48 c7 00 00 00
RSP: 0018:ffffc900006b7d08 EFLAGS: 00000287
RAX: 0000000000002710 RBX: 00000000000000a9 RCX: ffffffff814d971c
RDX: 1ffff1103eea701f RSI: 0000000000000008 RDI: ffff8881f75380c8
RBP: ffffc900006b7e10 R08: ffff8881f75380f8 R09: ffff8881f75380cf
R10: ffffed103eea7019 R11: ffff8881f7538020 R12: ffff88810f2d2480
R13: ffff8881f7538000 R14: ffff8881f7538080 R15: ffff8881f75380c8
 file_free fs/file_table.c:58 [inline]
 __fput+0x46b/0x960 fs/file_table.c:293
 ____fput+0x9/0x10 fs/file_table.c:308
 task_work_run+0xc2/0x150 kernel/task_work.c:164
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:175 [inline]
 exit_to_user_mode_prepare+0x140/0x150 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x21/0x40 kernel/entry/common.c:301
 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f10afdeb0a8
Code: 48 8b 05 83 9d 0d 00 64 c7 00 16 00 00 00 83 c8 ff 48 83 c4 20 5b c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 5b 48 8b 15 51 9d 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffd8c1f28f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 00007f10afcbfae0 RCX: 00007f10afdeb0a8
RDX: 00005594ef68bfa2 RSI: 00007ffd8c1f20f8 RDI: 0000000000000008
RBP: 00005591b67382e0 R08: 0000000000000005 R09: 7c9a59d2077773a0
R10: 000000000000010f R11: 0000000000000246 R12: 0000000000000002
R13: 00005591b671f990 R14: 0000000000000008 R15: 00005591b67012c0
 </TASK>


Memory state around the buggy address:
 ffffc900001c0a80: 00 00 f3 f3 f3 f3 00 00 00 00 00 00 00 00 00 00
 ffffc900001c0b00: 00 00 00 00 00 00 f1 f1 f1 f1 00 00 00 00 00 00
>ffffc900001c0b80: 00 f3 f3 f3 f3 f3 00 00 00 00 00 00 00 00 00 00
                      ^
 ffffc900001c0c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffffc900001c0c80: 00 00 00 00 00 f1 f1 f1 f1 00 f3 f3 f3 00 00 00
==================================================================
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	00 00                	add    %al,(%rax)
   2:	a8 02                	test   $0x2,%al
   4:	0f 84 2e 02 00 00    	je     0x238
   a:	e8 aa cc fe ff       	call   0xfffeccb9
   f:	84 c0                	test   %al,%al
  11:	0f 84 38 02 00 00    	je     0x24f
  17:	48 f7 85 18 ff ff ff 	testq  $0x200,-0xe8(%rbp)
  1e:	00 02 00 00
  22:	0f 85 a6 00 00 00    	jne    0xce
* 28:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax <-- trapping instruction
  2f:	fc ff df
  32:	48 03 85 20 ff ff ff 	add    -0xe0(%rbp),%rax
  39:	48                   	rex.W
  3a:	c7                   	.byte 0xc7
  3b:	00 00                	add    %al,(%rax)