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INFO: trying to register non-static key in rxe_qp_do_cleanup

Status: upstream: reported on 2025/04/18 12:08
Subsystems: rdma
[Documentation on labels]
Reported-by: syzbot+4edb496c3cad6e953a31@syzkaller.appspotmail.com
Fix commit: RDMA/rxe: Fix "trying to register non-static key in rxe_qp_do_cleanup" bug
Patched on: [], missing on: [ci-qemu-gce-upstream-auto ci-qemu-native-arm64-kvm ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-snapshot-upstream-root ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-arm64 ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 27d, last: 1d11h
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [rdma?] INFO: trying to register non-static key in rxe_qp_do_cleanup 1 (2) 2025/04/18 18:43

Sample crash report:
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 16892 Comm: kworker/u8:2 Not tainted 6.15.0-rc5-syzkaller-00204-g0e1329d4045c #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: rdma_cm cma_work_handler
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 assign_lock_key kernel/locking/lockdep.c:986 [inline]
 register_lock_class+0x4a3/0x4c0 kernel/locking/lockdep.c:1300
 __lock_acquire+0x99/0x1ba0 kernel/locking/lockdep.c:5110
 lock_acquire kernel/locking/lockdep.c:5866 [inline]
 lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5823
 __timer_delete_sync+0x152/0x1b0 kernel/time/timer.c:1644
 rxe_qp_do_cleanup+0x5c3/0x7e0 drivers/infiniband/sw/rxe/rxe_qp.c:815
 execute_in_process_context+0x3a/0x160 kernel/workqueue.c:4596
 __rxe_cleanup+0x267/0x3c0 drivers/infiniband/sw/rxe/rxe_pool.c:232
 rxe_create_qp+0x3f7/0x5f0 drivers/infiniband/sw/rxe/rxe_verbs.c:604
 create_qp+0x62d/0xa80 drivers/infiniband/core/verbs.c:1250
 ib_create_qp_kernel+0x9f/0x310 drivers/infiniband/core/verbs.c:1361
 ib_create_qp include/rdma/ib_verbs.h:3803 [inline]
 rdma_create_qp+0x10c/0x340 drivers/infiniband/core/cma.c:1147
 rds_ib_setup_qp+0xc86/0x19a0 net/rds/ib_cm.c:600
 rds_ib_cm_initiate_connect+0x1e8/0x3d0 net/rds/ib_cm.c:944
 rds_rdma_cm_event_handler_cmn+0x61f/0x8c0 net/rds/rdma_transport.c:109
 cma_cm_event_handler+0x94/0x300 drivers/infiniband/core/cma.c:2187
 cma_work_handler+0x15b/0x230 drivers/infiniband/core/cma.c:3045
 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
------------[ cut here ]------------
ODEBUG: assert_init not available (active state 0) object: ffff888038c54a58 object type: timer_list hint: 0x0
WARNING: CPU: 0 PID: 16892 at lib/debugobjects.c:612 debug_print_object+0x1a2/0x2b0 lib/debugobjects.c:612
Modules linked in:
CPU: 0 UID: 0 PID: 16892 Comm: kworker/u8:2 Not tainted 6.15.0-rc5-syzkaller-00204-g0e1329d4045c #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: rdma_cm cma_work_handler
RIP: 0010:debug_print_object+0x1a2/0x2b0 lib/debugobjects.c:612
Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 54 41 56 48 8b 14 dd c0 93 f4 8b 4c 89 e6 48 c7 c7 40 88 f4 8b e8 5f 86 a4 fc 90 <0f> 0b 90 90 58 83 05 b6 f7 ae 0b 01 48 83 c4 18 5b 5d 41 5c 41 5d
RSP: 0018:ffffc90004b1f3e8 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000005 RCX: ffffffff817aaff8
RDX: ffff88806923a440 RSI: ffffffff817ab005 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 00000000000883b8 R12: ffffffff8bf48f20
R13: ffffffff8b8fc780 R14: 0000000000000000 R15: ffffc90004b1f4a8
FS:  0000000000000000(0000) GS:ffff8881249e1000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe4712db78 CR3: 000000005ec81000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 debug_object_assert_init+0x1ec/0x2f0 lib/debugobjects.c:1020
 debug_timer_assert_init kernel/time/timer.c:845 [inline]
 debug_assert_init kernel/time/timer.c:890 [inline]
 __try_to_del_timer_sync+0x7f/0x170 kernel/time/timer.c:1499
 __timer_delete_sync+0xf4/0x1b0 kernel/time/timer.c:1662
 rxe_qp_do_cleanup+0x5c3/0x7e0 drivers/infiniband/sw/rxe/rxe_qp.c:815
 execute_in_process_context+0x3a/0x160 kernel/workqueue.c:4596
 __rxe_cleanup+0x267/0x3c0 drivers/infiniband/sw/rxe/rxe_pool.c:232
 rxe_create_qp+0x3f7/0x5f0 drivers/infiniband/sw/rxe/rxe_verbs.c:604
 create_qp+0x62d/0xa80 drivers/infiniband/core/verbs.c:1250
 ib_create_qp_kernel+0x9f/0x310 drivers/infiniband/core/verbs.c:1361
 ib_create_qp include/rdma/ib_verbs.h:3803 [inline]
 rdma_create_qp+0x10c/0x340 drivers/infiniband/core/cma.c:1147
 rds_ib_setup_qp+0xc86/0x19a0 net/rds/ib_cm.c:600
 rds_ib_cm_initiate_connect+0x1e8/0x3d0 net/rds/ib_cm.c:944
 rds_rdma_cm_event_handler_cmn+0x61f/0x8c0 net/rds/rdma_transport.c:109
 cma_cm_event_handler+0x94/0x300 drivers/infiniband/core/cma.c:2187
 cma_work_handler+0x15b/0x230 drivers/infiniband/core/cma.c:3045
 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c2/0x780 kernel/kthread.c:464
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Crashes (6):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/05/10 17:12 upstream 0e1329d4045c 77908e5f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: trying to register non-static key in rxe_qp_do_cleanup
2025/04/14 12:00 upstream 8ffd015db85f 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: trying to register non-static key in rxe_qp_do_cleanup
2025/05/01 05:21 upstream 7a13c14ee59d ce7952f4 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream INFO: trying to register non-static key in rxe_qp_do_cleanup
2025/04/29 03:14 upstream f15d97df5afa aeb6ec69 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream INFO: trying to register non-static key in rxe_qp_do_cleanup
2025/04/19 06:50 upstream 3088d26962e8 2a20f901 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream INFO: trying to register non-static key in rxe_qp_do_cleanup
2025/04/16 22:51 upstream c62f4b82d571 a95239b1 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream INFO: trying to register non-static key in rxe_qp_do_cleanup
* Struck through repros no longer work on HEAD.