syzbot


kernel BUG in rxrpc_release_call

Status: auto-obsoleted due to no activity on 2022/09/16 06:10
Reported-by: syzbot+d717f1a7f982bc41c3d6@syzkaller.appspotmail.com
First crash: 1011d, last: 930d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 kernel BUG in rxrpc_release_call (2) 2 639d 705d 0/1 upstream: reported on 2022/12/29 19:12

Sample crash report:
------------[ cut here ]------------
kernel BUG at net/rxrpc/call_object.c:494!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5123 Comm: kworker/1:2 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: kafsd afs_delete_async_call
RIP: 0010:rxrpc_release_call.cold+0x2a/0x2c net/rxrpc/call_object.c:494
Code: e8 99 c8 4e f9 44 89 e6 41 b9 0c 00 00 00 41 b8 0c 00 00 00 48 c7 c1 00 c8 61 89 48 89 f2 48 c7 c7 40 c8 61 89 e8 df f9 df ff <0f> 0b e8 6d c8 4e f9 48 c7 c7 a0 d1 61 89 e8 cc f9 df ff 0f 0b e8
RSP: 0018:ffff88804e0afc60 EFLAGS: 00010282
RAX: 0000000000000034 RBX: ffff88808bfb4000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed1009c15f7e
RBP: ffff888057e904c0 R08: 0000000000000034 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000006
R13: ffff888051570bb0 R14: ffffffff87569543 R15: 0000000000000003
FS:  0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffde37a9c57 CR3: 000000004cda6000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rxrpc_kernel_end_call+0x53/0x100 net/rxrpc/af_rxrpc.c:355
 afs_put_call+0x236/0xa40 fs/afs/rxrpc.c:171
 process_one_work+0x864/0x1570 kernel/workqueue.c:2153
 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296
 kthread+0x33f/0x460 kernel/kthread.c:259
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Modules linked in:
---[ end trace 0de0c0bc848cffa4 ]---
RIP: 0010:rxrpc_release_call.cold+0x2a/0x2c net/rxrpc/call_object.c:494
A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check.
Code: e8 99 c8 4e f9 44 89 e6 41 b9 0c 00 00 00 41 b8 0c 00 00 00 48 c7 c1 00 c8 61 89 48 89 f2 48 c7 c7 40 c8 61 89 e8 df f9 df ff <0f> 0b e8 6d c8 4e f9 48 c7 c7 a0 d1 61 89 e8 cc f9 df ff 0f 0b e8
RSP: 0018:ffff88804e0afc60 EFLAGS: 00010282
RAX: 0000000000000034 RBX: ffff88808bfb4000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed1009c15f7e
RBP: ffff888057e904c0 R08: 0000000000000034 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000006
R13: ffff888051570bb0 R14: ffffffff87569543 R15: 0000000000000003
FS:  0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbef38b6010 CR3: 00000000a1975000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/05/19 06:09 linux-4.19.y 3f8a27f9e27b 50c53f39 .config console log report info ci2-linux-4-19 kernel BUG in rxrpc_release_call
2022/02/27 06:50 linux-4.19.y 3f8a27f9e27b 45a13a73 .config console log report info ci2-linux-4-19 kernel BUG in rxrpc_release_call
* Struck through repros no longer work on HEAD.