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pkg/report: add test for a bug in report parsing

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Dmitry Vyukov 2017-12-18 15:34:08 +01:00
parent 1c4160efd5
commit d30c3e81eb
1 changed files with 42 additions and 0 deletions
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pkg/report/testdata/linux/report/137 vendored Normal file
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# TODO: this should be "in ipcomp_init_state"
TITLE: BUG: using __this_cpu_read() in preemptible code in __this_cpu_preempt_check
[ 45.718728] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/6976
[ 45.727291] caller is __this_cpu_preempt_check+0x1c/0x20
[ 45.732732] CPU: 1 PID: 6976 Comm: syz-executor6 Not tainted 4.9.69-g3f1d77c #108
[ 45.740334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 45.749670] ffff8801ce54f6d8 ffffffff81d90a29 0000000000000001 ffffffff83c17800
[ 45.757680] ffffffff83f42ec0 ffff8801c8f98000 0000000000000003 ffff8801ce54f718
[ 45.765691] ffffffff81df79f4 ffff8801ce54f730 ffffffff83f42ec0 dffffc0000000000
[ 45.773790] Call Trace:
[ 45.776364] [<ffffffff81d90a29>] dump_stack+0xc1/0x128
[ 45.781730] [<ffffffff81df79f4>] check_preemption_disabled+0x1d4/0x200
[ 45.788474] [<ffffffff81df7a5c>] __this_cpu_preempt_check+0x1c/0x20
[ 45.793029] sg_write: data in/out 327644/32 bytes for SCSI command 0x4-- guessing data in;
[ 45.793029] program syz-executor0 not setting count and/or reply_len properly
[ 45.811687] [<ffffffff833f4098>] ipcomp_init_state+0x188/0x930
[ 45.817731] [<ffffffff81232151>] ? __lock_is_held+0xa1/0xf0
[ 45.823504] [<ffffffff833604c0>] ipcomp4_init_state+0xb0/0x7d0
[ 45.829539] [<ffffffff833d2797>] __xfrm_init_state+0x3e7/0xb30
[ 45.835578] [<ffffffff833d2efa>] xfrm_init_state+0x1a/0x20
[ 45.841288] [<ffffffff8356cc69>] pfkey_add+0x1fb9/0x3470
[ 45.846796] [<ffffffff8356acb0>] ? pfkey_delete+0x360/0x360
[ 45.852564] [<ffffffff83562020>] ? pfkey_seq_stop+0x80/0x80
[ 45.858330] [<ffffffff82eea81a>] ? __skb_clone+0x24a/0x7d0
[ 45.864019] [<ffffffff8356acb0>] ? pfkey_delete+0x360/0x360
[ 45.869795] [<ffffffff8356470e>] pfkey_process+0x61e/0x730
[ 45.875484] [<ffffffff835640f0>] ? pfkey_send_new_mapping+0x11b0/0x11b0
[ 45.882301] [<ffffffff81238c4b>] ? trace_hardirqs_on_caller+0x38b/0x590
[ 45.889111] [<ffffffff83565fb9>] pfkey_sendmsg+0x3a9/0x760
[ 45.894791] [<ffffffff83565c10>] ? pfkey_spdget+0x820/0x820
[ 45.900561] [<ffffffff82ecfb9a>] sock_sendmsg+0xca/0x110
[ 45.906069] [<ffffffff82ed1791>] ___sys_sendmsg+0x6d1/0x7e0
[ 45.911839] [<ffffffff82ed10c0>] ? copy_msghdr_from_user+0x550/0x550
[ 45.918828] [<ffffffff81df785b>] ? check_preemption_disabled+0x3b/0x200
[ 45.925635] [<ffffffff815cd641>] ? __fget+0x201/0x3a0
[ 45.930877] [<ffffffff815cd668>] ? __fget+0x228/0x3a0
[ 45.936126] [<ffffffff815cd487>] ? __fget+0x47/0x3a0
[ 45.941292] [<ffffffff81df785b>] ? check_preemption_disabled+0x3b/0x200
[ 45.948107] [<ffffffff815cd9a8>] ? __fget_light+0x188/0x1e0
[ 45.953872] [<ffffffff815cda18>] ? __fdget+0x18/0x20
[ 45.959030] [<ffffffff82ed37c6>] __sys_sendmsg+0xd6/0x190