syzbot


WARNING in tracepoint_add_func (2)

Status: upstream: reported C repro on 2021/02/14 19:49
Reported-by: syzbot+067e4e5eefed7bd9a6dd@syzkaller.appspotmail.com
First crash: 1104d, last: 355d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in tracepoint_add_func bpf trace C done 20635 951d 1335d 20/26 fixed on 2021/11/10 00:50
linux-4.19 WARNING in tracepoint_add_func C 237 367d 1305d 0/1 upstream: reported C repro on 2020/07/28 19:37
linux-4.14 WARNING in tracepoint_add_func 1 1301d 1301d 0/1 auto-closed as invalid on 2020/11/29 17:55
Fix bisection attempts (7)
Created Duration User Patch Repo Result
2022/10/28 19:16 26m bisect fix linux-4.14.y job log (0) log
2021/11/16 01:28 21m bisect fix linux-4.14.y job log (0) log
2021/10/17 01:06 22m bisect fix linux-4.14.y job log (0) log
2021/09/17 00:37 29m bisect fix linux-4.14.y job log (0) log
2021/08/18 00:00 36m bisect fix linux-4.14.y job log (0) log
2021/07/18 23:22 37m bisect fix linux-4.14.y job log (0) log
2021/06/18 22:31 29m bisect fix linux-4.14.y job log (0) log

Sample crash report:
RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003
RBP: 00007ffe7cc52420 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
------------[ cut here ]------------
WARNING: CPU: 0 PID: 7973 at kernel/tracepoint.c:256 tracepoint_add_func+0x23c/0xa40 kernel/tracepoint.c:256
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 7973 Comm: syz-executor446 Not tainted 4.14.302-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:967
RIP: 0010:tracepoint_add_func+0x23c/0xa40 kernel/tracepoint.c:256
RSP: 0018:ffff88809f34f650 EFLAGS: 00010297
RAX: ffff8880b3b14580 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff8880b08f5118
RBP: ffffffff85cd97c0 R08: 0000000000000000 R09: 0000000000040577
R10: ffff8880b3b14e80 R11: ffff8880b3b14580 R12: 00000000ffffffef
R13: dffffc0000000000 R14: 00000000ffffffff R15: ffff8880b08f5110
 tracepoint_probe_register_prio kernel/tracepoint.c:331 [inline]
 tracepoint_probe_register+0x8c/0xc0 kernel/tracepoint.c:352
 register_trace_napi_poll include/trace/events/napi.h:14 [inline]
 set_all_monitor_traces net/core/drop_monitor.c:265 [inline]
 net_dm_cmd_trace net/core/drop_monitor.c:315 [inline]
 net_dm_cmd_trace+0x28d/0x3a0 net/core/drop_monitor.c:310
 genl_family_rcv_msg+0x572/0xb20 net/netlink/genetlink.c:600
 genl_rcv_msg+0xaf/0x140 net/netlink/genetlink.c:625
 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2454
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:636
 netlink_unicast_kernel net/netlink/af_netlink.c:1296 [inline]
 netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1322
 netlink_sendmsg+0x648/0xbc0 net/netlink/af_netlink.c:1893
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0x100 net/socket.c:656
 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062
 __sys_sendmsg+0xa3/0x120 net/socket.c:2096
 SYSC_sendmsg net/socket.c:2107 [inline]
 SyS_sendmsg+0x27/0x40 net/socket.c:2103
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7f57b58ceb29
RSP: 002b:00007ffe7cc52408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f57b58ceb29
RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003
RBP: 00007ffe7cc52420 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (122):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/12/21 06:47 linux-4.14.y c4215ee4771b d3e76707 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/12/19 05:50 linux-4.14.y c4215ee4771b 05494336 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/12/12 02:52 linux-4.14.y 65afe34ac33d 67be1ae7 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/20 03:52 linux-4.14.y b641242202ed 26a13b38 .config console log report syz C ci2-linux-4-14 WARNING in tracepoint_add_func
2022/05/11 16:39 linux-4.14.y e3a56aaade89 8d7b3b67 .config console log report syz C ci2-linux-4-14 WARNING in tracepoint_add_func
2021/02/28 15:59 linux-4.14.y 3242aa3a635c 4c37c133 .config console log report syz C ci2-linux-4-14 WARNING in tracepoint_add_func
2023/03/05 21:59 linux-4.14.y 7878a41b6cc1 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/03/05 13:43 linux-4.14.y 7878a41b6cc1 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/03/05 12:04 linux-4.14.y 7878a41b6cc1 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/03/04 14:43 linux-4.14.y 7878a41b6cc1 f8902b57 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/02/08 09:07 linux-4.14.y a8ad60f2af58 15c3d445 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/31 09:34 linux-4.14.y 3949d1610004 b68fb8d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/28 08:08 linux-4.14.y 3949d1610004 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/28 00:25 linux-4.14.y 3949d1610004 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/27 15:11 linux-4.14.y 3949d1610004 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/12 21:48 linux-4.14.y c4215ee4771b 96166539 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/08 18:20 linux-4.14.y c4215ee4771b 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2023/01/06 07:18 linux-4.14.y c4215ee4771b 1dac8c7a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/12/18 10:01 linux-4.14.y c4215ee4771b 05494336 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/12/13 08:28 linux-4.14.y 65afe34ac33d 67be1ae7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/12/12 01:44 linux-4.14.y 65afe34ac33d 67be1ae7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/25 21:18 linux-4.14.y 4edbf74132a4 0042f2b4 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/25 10:49 linux-4.14.y 4edbf74132a4 0042f2b4 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/24 02:18 linux-4.14.y 4edbf74132a4 0042f2b4 .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/19 03:50 linux-4.14.y 5df8b4735177 dd9a85ff .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/17 09:07 linux-4.14.y 5df8b4735177 dd9a85ff .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/15 04:40 linux-4.14.y 65640c873dcf b884348d .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/06 10:18 linux-4.14.y 65640c873dcf 9dcd38fc .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/09/03 23:22 linux-4.14.y e548869f356f 28811d0a .config console log report info [disk image] [vmlinux] ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/28 13:46 linux-4.14.y e548869f356f 07177916 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/23 23:19 linux-4.14.y b641242202ed cea8b0f7 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/22 03:58 linux-4.14.y b641242202ed 26a13b38 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/21 18:44 linux-4.14.y b641242202ed 26a13b38 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/20 19:58 linux-4.14.y b641242202ed 26a13b38 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/20 03:29 linux-4.14.y b641242202ed 26a13b38 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/13 18:31 linux-4.14.y b641242202ed 8dfcaa3d .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/10 07:45 linux-4.14.y b641242202ed c2a623d6 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/07 21:33 linux-4.14.y b641242202ed 88e3a122 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/08/06 23:31 linux-4.14.y b641242202ed 88e3a122 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/31 15:35 linux-4.14.y b641242202ed fef302b1 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/28 21:09 linux-4.14.y 9c3bf9cf362f fb95c74d .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/26 05:34 linux-4.14.y 9c3bf9cf362f 34795c51 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/24 22:57 linux-4.14.y 9c3bf9cf362f 22343af4 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/24 18:43 linux-4.14.y 9c3bf9cf362f 22343af4 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/22 07:46 linux-4.14.y 9c3bf9cf362f 5e6028b9 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/18 22:04 linux-4.14.y 424a46ea058e ff988920 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/07/17 14:17 linux-4.14.y 424a46ea058e 95cb00d1 .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/06/27 00:06 linux-4.14.y f051383ef03b a371c43c .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2022/06/26 19:14 linux-4.14.y f051383ef03b a371c43c .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
2021/02/14 19:48 linux-4.14.y 2c8a3fceddf0 98682e5e .config console log report info ci2-linux-4-14 WARNING in tracepoint_add_func
* Struck through repros no longer work on HEAD.