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random: sshd: uninitialized urandom read (32 bytes read) audit: type=1400 audit(1556188307.054:36): avc: denied { map } for pid=6979 comm="syz-executor711" path="/root/syz-executor711555728" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6987 at fs/attr.c:213 notify_change+0xa32/0xd10 fs/attr.c:213 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 6987 Comm: syz-executor711 Not tainted 4.14.113 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 panic+0x1f2/0x438 kernel/panic.c:182 __warn.cold+0x2f/0x34 kernel/panic.c:546 report_bug+0x216/0x254 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:944 RIP: 0010:notify_change+0xa32/0xd10 fs/attr.c:213 RSP: 0018:ffff88809be2f5b0 EFLAGS: 00010297 RAX: ffff88807fed0200 RBX: ffff8880a489db60 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff88809be2f650 RDI: ffff8880a489dc40 RBP: ffff88809be2f600 R08: ffff88807fed0200 R09: 0000000000000000 R10: 0000000000000000 R11: ffff88807fed0200 R12: ffff88809be2f650 R13: 0000000000004200 R14: ffff8880a489db60 R15: ffff88809be2f6c0 __remove_privs fs/inode.c:1806 [inline] file_remove_privs+0x229/0x430 fs/inode.c:1828 __generic_file_write_iter+0x15e/0x5b0 mm/filemap.c:3095 blkdev_write_iter fs/block_dev.c:1914 [inline] blkdev_write_iter+0x1e8/0x3a0 fs/block_dev.c:1891 call_write_iter include/linux/fs.h:1774 [inline] do_iter_readv_writev+0x41e/0x680 fs/read_write.c:674 do_iter_write fs/read_write.c:953 [inline] do_iter_write+0x154/0x550 fs/read_write.c:934 vfs_iter_write+0x77/0xb0 fs/read_write.c:966 iter_file_splice_write+0x578/0xae0 fs/splice.c:749 do_splice_from fs/splice.c:851 [inline] direct_splice_actor+0x126/0x1a0 fs/splice.c:1018 splice_direct_to_actor+0x2a1/0x7b0 fs/splice.c:973 do_splice_direct+0x18d/0x230 fs/splice.c:1061 do_sendfile+0x4db/0xbd0 fs/read_write.c:1440 SYSC_sendfile64 fs/read_write.c:1501 [inline] SyS_sendfile64+0x102/0x110 fs/read_write.c:1487 do_syscall_64+0x1eb/0x630 arch/x86/entry/common.c:289 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x44a989 RSP: 002b:00007fa4968abce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 000000000044a989 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00000000006dbc40 R08: 0000000000000000 R09: 0000000000000000 R10: 0020000102000007 R11: 0000000000000246 R12: 00000000006dbc4c R13: 00007ffd18ea4a0f R14: 00007fa4968ac9c0 R15: 20c49ba5e353f7cf Kernel Offset: disabled Rebooting in 86400 seconds..
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2019/04/25 10:36 | linux-4.14.y | 68d7a45eec10 | 8e3c52b1 | .config | console log | report | syz | C | ci2-linux-4-14 | |||
2019/06/21 08:44 | linux-4.14.y | bb263a2a2d43 | 34bf9440 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/20 12:41 | linux-4.14.y | bb263a2a2d43 | 34bf9440 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/20 04:41 | linux-4.14.y | bb263a2a2d43 | 34bf9440 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/17 00:46 | linux-4.14.y | a74d0e937a3a | 442206d7 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/17 00:25 | linux-4.14.y | a74d0e937a3a | 442206d7 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/16 04:18 | linux-4.14.y | a74d0e937a3a | 442206d7 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/15 08:27 | linux-4.14.y | 2bf3258a12af | 442206d7 | .config | console log | report | ci2-linux-4-14 | |||||
2019/06/12 19:21 | linux-4.14.y | 2bf3258a12af | 794a1ad7 | .config | console log | report | ci2-linux-4-14 | |||||
2019/05/02 19:36 | linux-4.14.y | 1c046f373132 | e9039493 | .config | console log | report | ci2-linux-4-14 | |||||
2019/04/25 09:16 | linux-4.14.y | 68d7a45eec10 | 8e3c52b1 | .config | console log | report | ci2-linux-4-14 | |||||
2019/04/23 22:46 | linux-4.14.y | 68d7a45eec10 | 2398edea | .config | console log | report | ci2-linux-4-14 | |||||
2019/04/19 03:26 | linux-4.14.y | 58b454ebf81e | b0e8efcb | .config | console log | report | ci2-linux-4-14 | |||||
2019/04/16 15:38 | linux-4.14.y | 1ec8f1f0bffe | 505ab413 | .config | console log | report | ci2-linux-4-14 |