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X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV3PR11MB8743 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/mutex.c" on: commit: 8f510de3f26b2fabaf47eacd59053469e9c32754 ("[PATCH v2 1/2] bpf-next: Introduced to support the ULP to get or set sockets") url: https://github.com/intel-lab-lkp/linux/commits/zhangmingyi/bpf-next-Introduced-to-support-the-ULP-to-get-or-set-sockets/20250210-215203 base: https://git.kernel.org/cgit/linux/kernel/git/bpf/bpf-next.git master patch link: https://lore.kernel.org/all/20250210134550.3189616-2-zhangmingyi5@huawei.com/ patch subject: [PATCH v2 1/2] bpf-next: Introduced to support the ULP to get or set sockets in testcase: trinity version: trinity-i386-abe9de86-1_20230429 with following parameters: runtime: 300s group: group-03 nr_groups: 5 config: i386-randconfig-054-20250212 compiler: gcc-12 test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G (please refer to attached dmesg/kmsg for entire log/backtrace) +-----------------------------------------------------------------------------+------------+------------+ | | 9b6cdaf2ac | 8f510de3f2 | +-----------------------------------------------------------------------------+------------+------------+ | BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/mutex.c | 0 | 6 | +-----------------------------------------------------------------------------+------------+------------+ If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202502140959.f66e2ba6-lkp@intel.com [ 71.099773][ T3759] BUG: sleeping function called from invalid context at kernel/locking/mutex.c:562 [ 71.101798][ T3759] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 3759, name: trinity-c4 [ 71.103659][ T3759] preempt_count: 0, expected: 0 [ 71.104658][ T3759] RCU nest depth: 1, expected: 0 [ 71.105669][ T3759] 2 locks held by trinity-c4/3759: [ 71.106777][ T3759] #0: ecffcd80 (sk_lock-AF_INET){+.+.}-{0:0}, at: lock_sock (include/net/sock.h:1625) [ 71.108460][ T3759] #1: c3500498 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire (include/linux/rcupdate.h:336) [ 71.110397][ T3759] CPU: 1 UID: 65534 PID: 3759 Comm: trinity-c4 Tainted: G T 6.14.0-rc1-00030-g8f510de3f26b #1 8ad64aae41fa4cb8babad52c8f50e0a7d5e34569 [ 71.110406][ T3759] Tainted: [T]=RANDSTRUCT [ 71.110407][ T3759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 71.110410][ T3759] Call Trace: [ 71.110416][ T3759] dump_stack_lvl (lib/dump_stack.c:123) [ 71.110423][ T3759] dump_stack (lib/dump_stack.c:130) [ 71.110428][ T3759] __might_resched (kernel/sched/core.c:8767) [ 71.110440][ T3759] __might_sleep (kernel/sched/core.c:8696 (discriminator 17)) [ 71.110446][ T3759] __mutex_lock (include/linux/kernel.h:73 kernel/locking/mutex.c:562 kernel/locking/mutex.c:730) [ 71.110452][ T3759] ? rcu_read_unlock (include/linux/rcupdate.h:335) [ 71.110462][ T3759] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 71.110470][ T3759] ? lock_sock_nested (net/core/sock.c:3653) [ 71.110481][ T3759] mutex_lock_nested (kernel/locking/mutex.c:783) [ 71.110486][ T3759] ? tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.110494][ T3759] tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.110505][ T3759] tcp_set_ulp (net/ipv4/tcp_ulp.c:140 net/ipv4/tcp_ulp.c:166) [ 71.110513][ T3759] do_tcp_setsockopt (net/ipv4/tcp.c:3747) [ 71.110534][ T3759] tcp_setsockopt (net/ipv4/tcp.c:4032) [ 71.110542][ T3759] ? sock_common_recvmsg (net/core/sock.c:3833) [ 71.110548][ T3759] sock_common_setsockopt (net/core/sock.c:3838) [ 71.110561][ T3759] do_sock_setsockopt (net/socket.c:2298) [ 71.110577][ T3759] __sys_setsockopt (net/socket.c:2323) [ 71.110592][ T3759] __ia32_sys_setsockopt (net/socket.c:2326) [ 71.110599][ T3759] ia32_sys_call (kbuild/obj/consumer/i386-randconfig-054-20250212/./arch/x86/include/generated/asm/syscalls_32.h:367) [ 71.110607][ T3759] do_int80_syscall_32 (arch/x86/entry/common.c:165 arch/x86/entry/common.c:339) [ 71.110616][ T3759] entry_INT80_32 (arch/x86/entry/entry_32.S:942) [ 71.110621][ T3759] EIP: 0xb4014092 [ 71.110626][ T3759] Code: 00 00 00 e9 90 ff ff ff ff a3 24 00 00 00 68 30 00 00 00 e9 80 ff ff ff ff a3 f8 ff ff ff 66 90 00 00 00 00 00 00 00 00 cd 80 8d b4 26 00 00 00 00 8d b6 00 00 00 00 8b 1c 24 c3 8d b4 26 00 All code ======== 0: 00 00 add %al,(%rax) 2: 00 e9 add %ch,%cl 4: 90 nop 5: ff (bad) 6: ff (bad) 7: ff (bad) 8: ff a3 24 00 00 00 jmp *0x24(%rbx) e: 68 30 00 00 00 push $0x30 13: e9 80 ff ff ff jmp 0xffffffffffffff98 18: ff a3 f8 ff ff ff jmp *-0x8(%rbx) 1e: 66 90 xchg %ax,%ax ... 28: cd 80 int $0x80 2a:* c3 ret <-- trapping instruction 2b: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 32: 8d b6 00 00 00 00 lea 0x0(%rsi),%esi 38: 8b 1c 24 mov (%rsp),%ebx 3b: c3 ret 3c: 8d .byte 0x8d 3d: b4 26 mov $0x26,%ah ... Code starting with the faulting instruction =========================================== 0: c3 ret 1: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 8: 8d b6 00 00 00 00 lea 0x0(%rsi),%esi e: 8b 1c 24 mov (%rsp),%ebx 11: c3 ret 12: 8d .byte 0x8d 13: b4 26 mov $0x26,%ah ... [ 71.110630][ T3759] EAX: ffffffda EBX: 00000134 ECX: 00000006 EDX: 0000001f [ 71.110634][ T3759] ESI: 08fee650 EDI: 00000004 EBP: 000012cf ESP: bfc1c538 [ 71.110638][ T3759] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296 [ 71.182507][ T3759] [ 71.182999][ T3759] ============================= [ 71.183907][ T3759] [ BUG: Invalid wait context ] [ 71.184819][ T3759] 6.14.0-rc1-00030-g8f510de3f26b #1 Tainted: G W T [ 71.186327][ T3759] ----------------------------- [ 71.187265][ T3759] trinity-c4/3759 is trying to lock: [ 71.188287][ T3759] c37b35e0 (tcpv4_prot_mutex){....}-{4:4}, at: tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.189847][ T3759] other info that might help us debug this: [ 71.191018][ T3759] context-{5:5} [ 71.191678][ T3759] 2 locks held by trinity-c4/3759: [ 71.192635][ T3759] #0: ecffcd80 (sk_lock-AF_INET){+.+.}-{0:0}, at: lock_sock (include/net/sock.h:1625) [ 71.194220][ T3759] #1: c3500498 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire (include/linux/rcupdate.h:336) [ 71.196078][ T3759] stack backtrace: [ 71.196797][ T3759] CPU: 0 UID: 65534 PID: 3759 Comm: trinity-c4 Tainted: G W T 6.14.0-rc1-00030-g8f510de3f26b #1 8ad64aae41fa4cb8babad52c8f50e0a7d5e34569 [ 71.196807][ T3759] Tainted: [W]=WARN, [T]=RANDSTRUCT [ 71.196809][ T3759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 71.196812][ T3759] Call Trace: [ 71.196818][ T3759] dump_stack_lvl (lib/dump_stack.c:123) [ 71.196825][ T3759] dump_stack (lib/dump_stack.c:130) [ 71.196830][ T3759] __lock_acquire (kernel/locking/lockdep.c:4830 kernel/locking/lockdep.c:4900 kernel/locking/lockdep.c:5178) [ 71.196840][ T3759] lock_acquire (kernel/locking/lockdep.c:469 kernel/locking/lockdep.c:5853) [ 71.196846][ T3759] ? tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.196856][ T3759] ? __schedule (kernel/sched/core.c:5380) [ 71.196866][ T3759] __mutex_lock (kernel/locking/mutex.c:587 kernel/locking/mutex.c:730) [ 71.196872][ T3759] ? tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.196878][ T3759] ? rcu_read_unlock (include/linux/rcupdate.h:335) [ 71.196885][ T3759] ? mark_held_locks (kernel/locking/lockdep.c:4323) [ 71.196889][ T3759] ? lock_sock_nested (net/core/sock.c:3653) [ 71.196898][ T3759] mutex_lock_nested (kernel/locking/mutex.c:783) [ 71.196904][ T3759] ? tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.196909][ T3759] tls_init (net/tls/tls_main.c:934 net/tls/tls_main.c:993) [ 71.196916][ T3759] tcp_set_ulp (net/ipv4/tcp_ulp.c:140 net/ipv4/tcp_ulp.c:166) [ 71.196923][ T3759] do_tcp_setsockopt (net/ipv4/tcp.c:3747) [ 71.196934][ T3759] tcp_setsockopt (net/ipv4/tcp.c:4032) [ 71.196939][ T3759] ? sock_common_recvmsg (net/core/sock.c:3833) [ 71.196946][ T3759] sock_common_setsockopt (net/core/sock.c:3838) [ 71.196952][ T3759] do_sock_setsockopt (net/socket.c:2298) [ 71.196961][ T3759] __sys_setsockopt (net/socket.c:2323) [ 71.196967][ T3759] __ia32_sys_setsockopt (net/socket.c:2326) [ 71.196972][ T3759] ia32_sys_call (kbuild/obj/consumer/i386-randconfig-054-20250212/./arch/x86/include/generated/asm/syscalls_32.h:367) [ 71.196979][ T3759] do_int80_syscall_32 (arch/x86/entry/common.c:165 arch/x86/entry/common.c:339) [ 71.196985][ T3759] entry_INT80_32 (arch/x86/entry/entry_32.S:942) [ 71.196990][ T3759] EIP: 0xb4014092 [ 71.196995][ T3759] Code: 00 00 00 e9 90 ff ff ff ff a3 24 00 00 00 68 30 00 00 00 e9 80 ff ff ff ff a3 f8 ff ff ff 66 90 00 00 00 00 00 00 00 00 cd 80 8d b4 26 00 00 00 00 8d b6 00 00 00 00 8b 1c 24 c3 8d b4 26 00 All code ======== 0: 00 00 add %al,(%rax) 2: 00 e9 add %ch,%cl 4: 90 nop 5: ff (bad) 6: ff (bad) 7: ff (bad) 8: ff a3 24 00 00 00 jmp *0x24(%rbx) e: 68 30 00 00 00 push $0x30 13: e9 80 ff ff ff jmp 0xffffffffffffff98 18: ff a3 f8 ff ff ff jmp *-0x8(%rbx) 1e: 66 90 xchg %ax,%ax ... 28: cd 80 int $0x80 2a:* c3 ret <-- trapping instruction 2b: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 32: 8d b6 00 00 00 00 lea 0x0(%rsi),%esi 38: 8b 1c 24 mov (%rsp),%ebx 3b: c3 ret 3c: 8d .byte 0x8d 3d: b4 26 mov $0x26,%ah ... Code starting with the faulting instruction =========================================== 0: c3 ret 1: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 8: 8d b6 00 00 00 00 lea 0x0(%rsi),%esi e: 8b 1c 24 mov (%rsp),%ebx 11: c3 ret 12: 8d .byte 0x8d 13: b4 26 mov $0x26,%ah ... [ 71.196999][ T3759] EAX: ffffffda EBX: 00000134 ECX: 00000006 EDX: 0000001f [ 71.197004][ T3759] ESI: 08fee650 EDI: 00000004 EBP: 000012cf ESP: bfc1c538 [ 71.197008][ T3759] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000296 The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250214/202502140959.f66e2ba6-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki