syzbot


kernel panic: nin theP r11 r11 ADDR

Status: closed as invalid on 2018/07/18 15:19
Reported-by: syzbot+5ddc02053c293844fdab@syzkaller.appspotmail.com
First crash: 2320d, last: 2320d

Sample crash report:
0kernel panic at kern/arch/x86/trap.c:311, from core 2: nin theP r11  r11  0xffff800014223aa0
   r12  0xffff80000217edc0
   r13  0x00000000200000c0
0  r14  0x0000000000000073
x000000000000001c
 Kernel at 0x000000000000001b!  r15  0x000000000000001c
 tStack Backtrace on Core 2:
a [<0xffffffffc200a3b7>] in# gsbs 0xffffffffc8668140
  gsbs 0xffffffffc8668140
 in backtrace
 02 [<0xffffffffc2009b7c>]# err  0x--------00000000
 in _panic
 03 [<0xffffffffc20aa649>]# rip  0xffffffffc2058134
 in trap
 
 rip  0xffffffffc2058134
  cs   0x------------0008
  flag 0x0000000000010246
  rsp  0xfffffff0000ebdf8
  ss   0x------------0010
Backtrace of kernel context on Core 3:
#01 [<0xffffffffc2058134>] in sys_readlink at src/syscall.c:2037
#02 [<0xffffffffc2059149>] in syscall at src/syscall.c:2528
link
#Entering Nanwan's Dun0on geon on Core 2 (Ints off):
help' for a list of commands.
l
#03 [<0xffffffffc2059304>] in run_local_syscall at src/syscall.c:2563
#04 [<0xffffffffc2059839>] in prep_syscalls at src/syscall.c:2583
#05 [<0xffffffffc20aaf1a>] in sysenter_callwrapper at arch/x86/trap.c:859
kernel panic at kern/arch/x86/trap.c:311, from core 3: Proc-ful Page Fault in the Kernel at 0x000000000000001b!
Stack Backtrace on Core 3:
#01 [<0xffffffffc200a3b7>] in backtrace at src/kdebug.c:219
#02 [<0xffffffffc2009b7c>] in _panic at src/init.c:266
#03 [<     [inline]     >] in __handler_kernel_page_fault at arch/x86/trap.c:311
#03 [<     [inline]     >] in __handle_page_fault at arch/x86/trap.c:327
#03 [<     [inline]     >] in trap_dispatch at arch/x86/trap.c:589
#03 [<0xffffffffc20aa649>] in trap at arch/x86/trap.c:674
00:38:00 executing program 5:
openat$net_tcp_stats(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/stats\x00', 0xf, 0x1, 0x0)
openat$dev_stdout(0xffffffffffffff9c, &(0x7f0000000000)='/dev/stdout\x00', 0xcdb0d36a824f451e, 0x3, 0x0)
00:38:00 executing program 3:
r0 = openat$net_tcp_0_ctl(0xffffffffffffff9c, &(0x7f0000000340)='/net/tcp/0/ctl\x00', 0xf, 0x3, 0x0)
fcntl$F_GETFD(r0, 0x1)
wstat(&(0x7f0000000000)='./file0\x00', 0x8, &(0x7f0000000040)=""/174, 0xae, 0x0)
00:38:00 executing program 0:
openat$net_ipifc_0_local(0xffffffffffffff9c, &(0x7f0000000d00)='/net/ipifc/0/local\x00', 0x13, 0x1, 0x0)
openat$dev_zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0xa, 0x1, 0x0)
00:38:01 executing program 1:
openat$dev_sysstat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sysstat\x00', 0xd, 0x3, 0x0)
r0 = openat$net_ether0_1_type(0xffffffffffffff9c, &(0x7f0000000380)='/net/ether0/1/type\x00', 0x13, 0x1, 0x0)
openat$net_ether0_2_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/net/ether0/2/ctl\x00', 0x12, 0x3, 0x0)
close(r0)
00:38:01 executing program 4:
mmap(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x3000004, 0x8011, 0xffffffffffffff9c, 0x0)
rmdir(&(0x7f0000000000)='./file0\x00', 0x8)
stat(&(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000080))

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/07/17 00:38 akaros 93b9607ebeff 13761366 .config console log report ci-akaros-main
* Struck through repros no longer work on HEAD.