====================================== | [ 347.538392][ T1776] 1 lock held by ip/1776: | [ 347.538523][ T1776] #0: ffffffff8efbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) | [ 347.538852][ T1776] | [ 347.538852][ T1776] stack backtrace: [ 347.539358][ T1776] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 347.539791][ T1776] Call Trace: [ 347.539949][ T1776] [ 347.540047][ T1776] dump_stack_lvl (lib/dump_stack.c:122) [ 347.540240][ T1776] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) [ 347.540424][ T1776] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge [ 347.540738][ T1776] br_get_link_af_size_filtered (net/bridge/br_private.h:930 net/bridge/br_private.h:940 net/bridge/br_netlink.c:105) bridge [ 347.541013][ T1776] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge [ 347.541231][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.541470][ T1776] br_add_if (net/bridge/br_if.c:692) bridge [ 347.541686][ T1776] ? rtnl_is_locked (net/core/rtnetlink.c:164) [ 347.541877][ T1776] ? netdev_master_upper_dev_get (net/core/dev.c:7102) [ 347.542108][ T1776] do_setlink (net/core/rtnetlink.c:2907) [ 347.542300][ T1776] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) [ 347.542489][ T1776] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) [ 347.542676][ T1776] ? is_bpf_text_address (./kernel/bpf/core.c:772) [ 347.542864][ T1776] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 347.543050][ T1776] ? __kernel_text_address (kernel/extable.c:79) [ 347.543252][ T1776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) [ 347.543434][ T1776] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) [ 347.543693][ T1776] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 347.543900][ T1776] ? stack_trace_save (kernel/stacktrace.c:123) [ 347.544128][ T1776] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 347.544322][ T1776] ? __pfx_validate_nla (lib/nlattr.c:396) [ 347.544542][ T1776] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 347.544699][ T1776] ? kasan_save_stack (mm/kasan/common.c:49) [ 347.544931][ T1776] ? __nla_validate_parse (lib/nlattr.c:638) [ 347.545154][ T1776] __rtnl_newlink (net/core/rtnetlink.c:3696) [ 347.545347][ T1776] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:227) [ 347.545572][ T1776] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) [ 347.545801][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.546064][ T1776] ? __create_object (mm/kmemleak.c:751) [ 347.546291][ T1776] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 347.546513][ T1776] rtnl_newlink (net/core/rtnetlink.c:3744) [ 347.546661][ T1776] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [ 347.546876][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 347.547058][ T1776] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:227) [ 347.547263][ T1776] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 347.547407][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5142) [ 347.547628][ T1776] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [ 347.547844][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 347.548060][ T1776] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) [ 347.548296][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) [ 347.548530][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 347.548753][ T1776] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [ 347.548971][ T1776] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) [ 347.549171][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 347.549376][ T1776] netlink_sendmsg (net/netlink/af_netlink.c:1901) [ 347.549596][ T1776] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) [ 347.549776][ T1776] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) [ 347.549991][ T1776] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) [ 347.550181][ T1776] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) [ 347.550378][ T1776] ? __pfx_____sys_sendmsg (net/socket.c:2543) [ 347.550554][ T1776] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) [ 347.550777][ T1776] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) [ 347.550985][ T1776] ___sys_sendmsg (net/socket.c:2653) [ 347.551189][ T1776] ? __pfx____sys_sendmsg (net/socket.c:2640) [ 347.551371][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 347.551571][ T1776] ? __lock_release (kernel/locking/lockdep.c:5435) [ 347.551739][ T1776] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) [ 347.551976][ T1776] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) [ 347.552150][ T1776] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 347.552354][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.552576][ T1776] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) [ 347.552784][ T1776] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) [ 347.552988][ T1776] ? __pfx___sys_sendmsg (net/socket.c:2668) [ 347.553190][ T1776] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) [ 347.553414][ T1776] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 347.553617][ T1776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 347.553847][ T1776] RIP: 0033:0x7fd753e147b7 [ 347.554046][ T1776] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0a 00 or (%rax),%al 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 347.554773][ T1776] RSP: 002b:00007ffdc82a4158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 347.555059][ T1776] RAX: ffffffffffffffda RBX: 00007ffdc82a4880 RCX: 00007fd753e147b7 [ 347.555329][ T1776] RDX: 0000000000000000 RSI: 00007ffdc82a41c0 RDI: 0000000000000005 [ 347.555603][ T1776] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 347.555889][ T1776] R10: 0000000018b60910 R11: 0000000000000246 R12: 0000000000000004 [ 347.556183][ T1776] R13: 0000000066be9dee R14: 0000000000496600 R15: 0000000000000000 | [ 347.558651][ T1776] 1 lock held by ip/1776: | [ 347.558827][ T1776] #0: ffffffff8efbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) | [ 347.559166][ T1776] | [ 347.559166][ T1776] stack backtrace: [ 347.559695][ T1776] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 347.560117][ T1776] Call Trace: [ 347.560260][ T1776] [ 347.560365][ T1776] dump_stack_lvl (lib/dump_stack.c:122) [ 347.560563][ T1776] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) [ 347.560767][ T1776] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge [ 347.561070][ T1776] br_get_link_af_size_filtered (net/bridge/br_private.h:453 net/bridge/br_private.h:940 net/bridge/br_netlink.c:105) bridge [ 347.561351][ T1776] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge [ 347.561584][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.561819][ T1776] br_add_if (net/bridge/br_if.c:692) bridge [ 347.562040][ T1776] ? rtnl_is_locked (net/core/rtnetlink.c:164) [ 347.562267][ T1776] ? netdev_master_upper_dev_get (net/core/dev.c:7102) [ 347.562504][ T1776] do_setlink (net/core/rtnetlink.c:2907) [ 347.562689][ T1776] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) [ 347.562882][ T1776] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) [ 347.563059][ T1776] ? is_bpf_text_address (./kernel/bpf/core.c:772) [ 347.563259][ T1776] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 347.563434][ T1776] ? __kernel_text_address (kernel/extable.c:79) [ 347.563614][ T1776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) [ 347.563802][ T1776] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) [ 347.564033][ T1776] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 347.564228][ T1776] ? stack_trace_save (kernel/stacktrace.c:123) [ 347.564405][ T1776] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 347.564574][ T1776] ? __pfx_validate_nla (lib/nlattr.c:396) [ 347.564764][ T1776] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 347.564909][ T1776] ? kasan_save_stack (mm/kasan/common.c:49) [ 347.565104][ T1776] ? __nla_validate_parse (lib/nlattr.c:638) [ 347.565292][ T1776] __rtnl_newlink (net/core/rtnetlink.c:3696) [ 347.565481][ T1776] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:227) [ 347.565670][ T1776] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) [ 347.565857][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.566083][ T1776] ? __create_object (mm/kmemleak.c:751) [ 347.566269][ T1776] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 347.566459][ T1776] rtnl_newlink (net/core/rtnetlink.c:3744) [ 347.566605][ T1776] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [ 347.566788][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 347.566977][ T1776] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:227) [ 347.567160][ T1776] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 347.567305][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5142) [ 347.567490][ T1776] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [ 347.567670][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 347.567851][ T1776] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) [ 347.568051][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) [ 347.568251][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 347.568436][ T1776] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [ 347.568620][ T1776] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) [ 347.568803][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 347.568988][ T1776] netlink_sendmsg (net/netlink/af_netlink.c:1901) [ 347.569186][ T1776] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) [ 347.569366][ T1776] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) [ 347.569551][ T1776] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) [ 347.569746][ T1776] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) [ 347.569939][ T1776] ? __pfx_____sys_sendmsg (net/socket.c:2543) [ 347.570126][ T1776] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) [ 347.570352][ T1776] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) [ 347.570547][ T1776] ___sys_sendmsg (net/socket.c:2653) [ 347.570732][ T1776] ? __pfx____sys_sendmsg (net/socket.c:2640) [ 347.570913][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 347.571099][ T1776] ? __lock_release (kernel/locking/lockdep.c:5435) [ 347.571284][ T1776] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) [ 347.571509][ T1776] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) [ 347.571693][ T1776] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 347.571883][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.572109][ T1776] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) [ 347.572297][ T1776] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) [ 347.572478][ T1776] ? __pfx___sys_sendmsg (net/socket.c:2668) [ 347.572665][ T1776] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) [ 347.572873][ T1776] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 347.573057][ T1776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 347.573292][ T1776] RIP: 0033:0x7fd753e147b7 [ 347.573483][ T1776] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0a 00 or (%rax),%al 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 347.574128][ T1776] RSP: 002b:00007ffdc82a4158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 347.574576][ T1776] RAX: ffffffffffffffda RBX: 00007ffdc82a4880 RCX: 00007fd753e147b7 [ 347.574850][ T1776] RDX: 0000000000000000 RSI: 00007ffdc82a41c0 RDI: 0000000000000005 [ 347.575119][ T1776] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 347.575473][ T1776] R10: 0000000018b60910 R11: 0000000000000246 R12: 0000000000000004 [ 347.575749][ T1776] R13: 0000000066be9dee R14: 0000000000496600 R15: 0000000000000000 | [ 347.578091][ T1776] 1 lock held by ip/1776: | [ 347.578222][ T1776] #0: ffffffff8efbc508 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg (net/core/rtnetlink.c:6645) | [ 347.578528][ T1776] | [ 347.578528][ T1776] stack backtrace: [ 347.578994][ T1776] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 347.579463][ T1776] Call Trace: [ 347.579599][ T1776] [ 347.579692][ T1776] dump_stack_lvl (lib/dump_stack.c:122) [ 347.579871][ T1776] lockdep_rcu_suspicious (./include/linux/context_tracking.h:153 kernel/locking/lockdep.c:6725) [ 347.580047][ T1776] ? __pfx_br_handle_frame (net/bridge/br_input.c:326) bridge [ 347.580393][ T1776] br_get_link_af_size_filtered (net/bridge/br_private.h:1611 net/bridge/br_private.h:1608 net/bridge/br_netlink.c:107) bridge [ 347.580639][ T1776] br_info_notify (./include/linux/skbuff.h:1320 ./include/net/netlink.h:1015 net/bridge/br_netlink.c:645) bridge [ 347.580841][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.581050][ T1776] br_add_if (net/bridge/br_if.c:692) bridge [ 347.581357][ T1776] ? rtnl_is_locked (net/core/rtnetlink.c:164) [ 347.581527][ T1776] ? netdev_master_upper_dev_get (net/core/dev.c:7102) [ 347.581754][ T1776] do_setlink (net/core/rtnetlink.c:2907) [ 347.581925][ T1776] ? is_bpf_text_address (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./kernel/bpf/core.c:769) [ 347.582201][ T1776] ? __pfx_do_setlink (net/core/rtnetlink.c:2778) [ 347.582393][ T1776] ? is_bpf_text_address (./kernel/bpf/core.c:772) [ 347.582562][ T1776] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) [ 347.582733][ T1776] ? __kernel_text_address (kernel/extable.c:79) [ 347.583028][ T1776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) [ 347.583204][ T1776] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) [ 347.583423][ T1776] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 347.583615][ T1776] ? stack_trace_save (kernel/stacktrace.c:123) [ 347.583792][ T1776] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 347.583960][ T1776] ? __pfx_validate_nla (lib/nlattr.c:396) [ 347.584129][ T1776] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 347.584260][ T1776] ? kasan_save_stack (mm/kasan/common.c:49) [ 347.584435][ T1776] ? __nla_validate_parse (lib/nlattr.c:638) [ 347.584612][ T1776] __rtnl_newlink (net/core/rtnetlink.c:3696) [ 347.584802][ T1776] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:227) [ 347.585002][ T1776] ? __pfx___rtnl_newlink (net/core/rtnetlink.c:3557) [ 347.585194][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.585508][ T1776] ? __create_object (mm/kmemleak.c:751) [ 347.585682][ T1776] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52)) [ 347.585858][ T1776] rtnl_newlink (net/core/rtnetlink.c:3744) [ 347.585990][ T1776] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [ 347.586275][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 347.586447][ T1776] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:227) [ 347.586632][ T1776] ? mark_lock (kernel/locking/lockdep.c:4655 (discriminator 3)) [ 347.586767][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5142) [ 347.587041][ T1776] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [ 347.587219][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6541) [ 347.587390][ T1776] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2527) [ 347.587588][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 net/netlink/af_netlink.c:340) [ 347.587761][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:336 ./include/linux/rcupdate.h:869 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 347.588064][ T1776] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [ 347.588255][ T1776] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1342) [ 347.588435][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 347.588614][ T1776] netlink_sendmsg (net/netlink/af_netlink.c:1901) [ 347.588789][ T1776] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1820) [ 347.588956][ T1776] ? __might_fault (mm/memory.c:6388 mm/memory.c:6381) [ 347.589131][ T1776] ? __import_iovec (lib/iov_iter.c:1263 lib/iov_iter.c:1279) [ 347.589313][ T1776] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2597) [ 347.589487][ T1776] ? __pfx_____sys_sendmsg (net/socket.c:2543) [ 347.589659][ T1776] ? __pfx_copy_msghdr_from_user (net/socket.c:2523) [ 347.589869][ T1776] ? __pfx_validate_chain (kernel/locking/lockdep.c:3824) [ 347.590063][ T1776] ___sys_sendmsg (net/socket.c:2653) [ 347.590340][ T1776] ? __pfx____sys_sendmsg (net/socket.c:2640) [ 347.590509][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5249) [ 347.590692][ T1776] ? __lock_release (kernel/locking/lockdep.c:5435) [ 347.590857][ T1776] ? __debug_check_no_obj_freed (lib/debugobjects.c:1001) [ 347.591161][ T1776] ? __pfx___lock_release (kernel/locking/lockdep.c:5411) [ 347.591338][ T1776] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) [ 347.591514][ T1776] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4299 kernel/locking/lockdep.c:4358) [ 347.591723][ T1776] ? __fget_light (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1145) [ 347.592015][ T1776] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2682) [ 347.592186][ T1776] ? __pfx___sys_sendmsg (net/socket.c:2668) [ 347.592351][ T1776] ? __virt_addr_valid (./arch/x86/include/asm/preempt.h:94 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2034 arch/x86/mm/physaddr.c:65) [ 347.592539][ T1776] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 347.592713][ T1776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 347.592926][ T1776] RIP: 0033:0x7fd753e147b7 [ 347.593122][ T1776] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0a 00 or (%rax),%al 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 347.593807][ T1776] RSP: 002b:00007ffdc82a4158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 347.594063][ T1776] RAX: ffffffffffffffda RBX: 00007ffdc82a4880 RCX: 00007fd753e147b7 [ 347.594420][ T1776] RDX: 0000000000000000 RSI: 00007ffdc82a41c0 RDI: 0000000000000005 [ 347.594678][ T1776] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000 [ 347.594926][ T1776] R10: 0000000018b60910 R11: 0000000000000246 R12: 0000000000000004 Finger prints: lockdep_rcu_suspicious:br_get_link_af_size_filtered:br_info_notify:br_add_if:do_setlink