nla_parse: 12 callbacks suppressed netlink: 16 bytes leftover after parsing attributes in process `syz-executor0'. ============================= WARNING: suspicious RCU usage 4.15.0-rc7+ #184 Not tainted ----------------------------- net/ipv6/ip6_fib.c:1705 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 4 locks held by syz-executor4/18407: #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] lockdep_copy_map include/linux/lockdep.h:178 [inline] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] call_timer_fn+0x1c6/0x820 kernel/time/timer.c:1308 #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] spin_lock_bh include/linux/spinlock.h:315 [inline] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] fib6_run_gc+0x9d/0x3c0 net/ipv6/ip6_fib.c:2017 #2: (rcu_read_lock){....}, at: [<00000000a81c47fe>] __fib6_clean_all+0x0/0x3a0 net/ipv6/ip6_fib.c:1562 #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] spin_lock_bh include/linux/spinlock.h:315 [inline] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] __fib6_clean_all+0x1d0/0x3a0 net/ipv6/ip6_fib.c:1958 stack backtrace: CPU: 1 PID: 18407 Comm: syz-executor4 Not tainted 4.15.0-rc7+ #184 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 lockdep_rcu_suspicious+0x123/0x170 kernel/locking/lockdep.c:4585 fib6_del+0xcd3/0x1240 net/ipv6/ip6_fib.c:1704 fib6_clean_node+0x42e/0x580 net/ipv6/ip6_fib.c:1895 fib6_walk_continue+0x46c/0x8a0 net/ipv6/ip6_fib.c:1818 fib6_walk+0x91/0xf0 net/ipv6/ip6_fib.c:1866 fib6_clean_tree+0x1e6/0x340 net/ipv6/ip6_fib.c:1943 __fib6_clean_all+0x1f4/0x3a0 net/ipv6/ip6_fib.c:1959 fib6_clean_all net/ipv6/ip6_fib.c:1970 [inline] fib6_run_gc+0x16b/0x3c0 net/ipv6/ip6_fib.c:2026 fib6_gc_timer_cb+0x20/0x30 net/ipv6/ip6_fib.c:2043 call_timer_fn+0x228/0x820 kernel/time/timer.c:1318 expire_timers kernel/time/timer.c:1355 [inline] __run_timers+0x7ee/0xb70 kernel/time/timer.c:1658 run_timer_softirq+0x4c/0x70 kernel/time/timer.c:1684 __do_softirq+0x2d7/0xb85 kernel/softirq.c:285 invoke_softirq kernel/softirq.c:365 [inline] irq_exit+0x1cc/0x200 kernel/softirq.c:405 exiting_irq arch/x86/include/asm/apic.h:540 [inline] smp_apic_timer_interrupt+0x16b/0x700 arch/x86/kernel/apic/apic.c:1052 apic_timer_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:920 RIP: 0010:__unwind_start+0x135/0x330 arch/x86/kernel/unwind_frame.c:411 RSP: 0018:ffff8801c339f830 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff11 RAX: ffff8801c339f888 RBX: ffff8801c339f880 RCX: ffff8801c339f890 RDX: 0000000000000001 RSI: ffff8801c339f880 RDI: ffff8801c339f8c8 RBP: ffff8801c339f870 R08: ffff8801c339f8c0 R09: ffff8801c339f880 R10: 000000000000000b R11: ffffed0038673f1a R12: ffff8801c339f870 R13: ffff8801be704480 R14: ffff8801c339f8a8 R15: ffff8801c339f8f8 unwind_start arch/x86/include/asm/unwind.h:54 [inline] __save_stack_trace+0x4a/0xd0 arch/x86/kernel/stacktrace.c:43 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x43/0xd0 mm/kasan/kasan.c:447 set_track mm/kasan/kasan.c:459 [inline] kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:551 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489 slab_post_alloc_hook mm/slab.h:442 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc+0x11b/0x760 mm/slab.c:3542 sock_alloc_inode+0x70/0x300 net/socket.c:244 alloc_inode+0x65/0x180 fs/inode.c:208 new_inode_pseudo+0x69/0x190 fs/inode.c:890 sock_alloc+0x41/0x270 net/socket.c:563 __sock_create+0x148/0x850 net/socket.c:1221 sock_create net/socket.c:1297 [inline] SYSC_socket net/socket.c:1327 [inline] SyS_socket+0xeb/0x1d0 net/socket.c:1307 entry_SYSCALL_64_fastpath+0x23/0x9a RIP: 0033:0x452ac9 RSP: 002b:00007f0f9e981c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 RDX: 0000000000000003 RSI: 0000000000000003 RDI: 0000000000000002 RBP: 000000000000057d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6458 R13: 00000000ffffffff R14: 00007f0f9e9826d4 R15: 0000000000000000 ============================= WARNING: suspicious RCU usage 4.15.0-rc7+ #184 Not tainted ----------------------------- net/ipv6/ip6_fib.c:1732 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 4 locks held by syz-executor4/18407: #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] lockdep_copy_map include/linux/lockdep.h:178 [inline] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] call_timer_fn+0x1c6/0x820 kernel/time/timer.c:1308 #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] spin_lock_bh include/linux/spinlock.h:315 [inline] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] fib6_run_gc+0x9d/0x3c0 net/ipv6/ip6_fib.c:2017 #2: (rcu_read_lock){....}, at: [<00000000a81c47fe>] __fib6_clean_all+0x0/0x3a0 net/ipv6/ip6_fib.c:1562 #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] spin_lock_bh include/linux/spinlock.h:315 [inline] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] __fib6_clean_all+0x1d0/0x3a0 net/ipv6/ip6_fib.c:1958 stack backtrace: CPU: 1 PID: 18407 Comm: syz-executor4 Not tainted 4.15.0-rc7+ #184 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 lockdep_rcu_suspicious+0x123/0x170 kernel/locking/lockdep.c:4585 fib6_del+0x425/0x1240 net/ipv6/ip6_fib.c:1731 fib6_clean_node+0x42e/0x580 net/ipv6/ip6_fib.c:1895 fib6_walk_continue+0x46c/0x8a0 net/ipv6/ip6_fib.c:1818 fib6_walk+0x91/0xf0 net/ipv6/ip6_fib.c:1866 fib6_clean_tree+0x1e6/0x340 net/ipv6/ip6_fib.c:1943 __fib6_clean_all+0x1f4/0x3a0 net/ipv6/ip6_fib.c:1959 fib6_clean_all net/ipv6/ip6_fib.c:1970 [inline] fib6_run_gc+0x16b/0x3c0 net/ipv6/ip6_fib.c:2026 fib6_gc_timer_cb+0x20/0x30 net/ipv6/ip6_fib.c:2043 call_timer_fn+0x228/0x820 kernel/time/timer.c:1318 expire_timers kernel/time/timer.c:1355 [inline] __run_timers+0x7ee/0xb70 kernel/time/timer.c:1658 run_timer_softirq+0x4c/0x70 kernel/time/timer.c:1684 __do_softirq+0x2d7/0xb85 kernel/softirq.c:285 invoke_softirq kernel/softirq.c:365 [inline] irq_exit+0x1cc/0x200 kernel/softirq.c:405 exiting_irq arch/x86/include/asm/apic.h:540 [inline] smp_apic_timer_interrupt+0x16b/0x700 arch/x86/kernel/apic/apic.c:1052 apic_timer_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:920 RIP: 0010:__unwind_start+0x135/0x330 arch/x86/kernel/unwind_frame.c:411 RSP: 0018:ffff8801c339f830 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff11 RAX: ffff8801c339f888 RBX: ffff8801c339f880 RCX: ffff8801c339f890 RDX: 0000000000000001 RSI: ffff8801c339f880 RDI: ffff8801c339f8c8 RBP: ffff8801c339f870 R08: ffff8801c339f8c0 R09: ffff8801c339f880 R10: 000000000000000b R11: ffffed0038673f1a R12: ffff8801c339f870 R13: ffff8801be704480 R14: ffff8801c339f8a8 R15: ffff8801c339f8f8 unwind_start arch/x86/include/asm/unwind.h:54 [inline] __save_stack_trace+0x4a/0xd0 arch/x86/kernel/stacktrace.c:43 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x43/0xd0 mm/kasan/kasan.c:447 set_track mm/kasan/kasan.c:459 [inline] kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:551 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489 slab_post_alloc_hook mm/slab.h:442 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc+0x11b/0x760 mm/slab.c:3542 sock_alloc_inode+0x70/0x300 net/socket.c:244 alloc_inode+0x65/0x180 fs/inode.c:208 new_inode_pseudo+0x69/0x190 fs/inode.c:890 sock_alloc+0x41/0x270 net/socket.c:563 __sock_create+0x148/0x850 net/socket.c:1221 sock_create net/socket.c:1297 [inline] SYSC_socket net/socket.c:1327 [inline] SyS_socket+0xeb/0x1d0 net/socket.c:1307 entry_SYSCALL_64_fastpath+0x23/0x9a RIP: 0033:0x452ac9 RSP: 002b:00007f0f9e981c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 RDX: 0000000000000003 RSI: 0000000000000003 RDI: 0000000000000002 RBP: 000000000000057d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6458 R13: 00000000ffffffff R14: 00007f0f9e9826d4 R15: 0000000000000000 ============================= WARNING: suspicious RCU usage 4.15.0-rc7+ #184 Not tainted ----------------------------- net/ipv6/ip6_fib.c:1641 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 4 locks held by syz-executor4/18407: #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] lockdep_copy_map include/linux/lockdep.h:178 [inline] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] call_timer_fn+0x1c6/0x820 kernel/time/timer.c:1308 #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] spin_lock_bh include/linux/spinlock.h:315 [inline] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] fib6_run_gc+0x9d/0x3c0 net/ipv6/ip6_fib.c:2017 #2: (rcu_read_lock){....}, at: [<00000000a81c47fe>] __fib6_clean_all+0x0/0x3a0 net/ipv6/ip6_fib.c:1562 #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] spin_lock_bh include/linux/spinlock.h:315 [inline] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] __fib6_clean_all+0x1d0/0x3a0 net/ipv6/ip6_fib.c:1958 stack backtrace: CPU: 1 PID: 18407 Comm: syz-executor4 Not tainted 4.15.0-rc7+ #184 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 lockdep_rcu_suspicious+0x123/0x170 kernel/locking/lockdep.c:4585 fib6_del_route net/ipv6/ip6_fib.c:1640 [inline] fib6_del+0xd41/0x1240 net/ipv6/ip6_fib.c:1734 fib6_clean_node+0x42e/0x580 net/ipv6/ip6_fib.c:1895 fib6_walk_continue+0x46c/0x8a0 net/ipv6/ip6_fib.c:1818 fib6_walk+0x91/0xf0 net/ipv6/ip6_fib.c:1866 fib6_clean_tree+0x1e6/0x340 net/ipv6/ip6_fib.c:1943 __fib6_clean_all+0x1f4/0x3a0 net/ipv6/ip6_fib.c:1959 fib6_clean_all net/ipv6/ip6_fib.c:1970 [inline] fib6_run_gc+0x16b/0x3c0 net/ipv6/ip6_fib.c:2026 fib6_gc_timer_cb+0x20/0x30 net/ipv6/ip6_fib.c:2043 call_timer_fn+0x228/0x820 kernel/time/timer.c:1318 expire_timers kernel/time/timer.c:1355 [inline] __run_timers+0x7ee/0xb70 kernel/time/timer.c:1658 run_timer_softirq+0x4c/0x70 kernel/time/timer.c:1684 __do_softirq+0x2d7/0xb85 kernel/softirq.c:285 invoke_softirq kernel/softirq.c:365 [inline] irq_exit+0x1cc/0x200 kernel/softirq.c:405 exiting_irq arch/x86/include/asm/apic.h:540 [inline] smp_apic_timer_interrupt+0x16b/0x700 arch/x86/kernel/apic/apic.c:1052 apic_timer_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:920 RIP: 0010:__unwind_start+0x135/0x330 arch/x86/kernel/unwind_frame.c:411 RSP: 0018:ffff8801c339f830 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff11 RAX: ffff8801c339f888 RBX: ffff8801c339f880 RCX: ffff8801c339f890 RDX: 0000000000000001 RSI: ffff8801c339f880 RDI: ffff8801c339f8c8 RBP: ffff8801c339f870 R08: ffff8801c339f8c0 R09: ffff8801c339f880 R10: 000000000000000b R11: ffffed0038673f1a R12: ffff8801c339f870 R13: ffff8801be704480 R14: ffff8801c339f8a8 R15: ffff8801c339f8f8 unwind_start arch/x86/include/asm/unwind.h:54 [inline] __save_stack_trace+0x4a/0xd0 arch/x86/kernel/stacktrace.c:43 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x43/0xd0 mm/kasan/kasan.c:447 set_track mm/kasan/kasan.c:459 [inline] kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:551 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489 slab_post_alloc_hook mm/slab.h:442 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc+0x11b/0x760 mm/slab.c:3542 sock_alloc_inode+0x70/0x300 net/socket.c:244 alloc_inode+0x65/0x180 fs/inode.c:208 new_inode_pseudo+0x69/0x190 fs/inode.c:890 sock_alloc+0x41/0x270 net/socket.c:563 __sock_create+0x148/0x850 net/socket.c:1221 sock_create net/socket.c:1297 [inline] SYSC_socket net/socket.c:1327 [inline] SyS_socket+0xeb/0x1d0 net/socket.c:1307 entry_SYSCALL_64_fastpath+0x23/0x9a RIP: 0033:0x452ac9 RSP: 002b:00007f0f9e981c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 RDX: 0000000000000003 RSI: 0000000000000003 RDI: 0000000000000002 RBP: 000000000000057d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6458 R13: 00000000ffffffff R14: 00007f0f9e9826d4 R15: 0000000000000000 ============================= WARNING: suspicious RCU usage 4.15.0-rc7+ #184 Not tainted ----------------------------- net/ipv6/ip6_fib.c:1679 suspicious rcu_dereference_protected() usage! other info that might help us debug this: rcu_scheduler_active = 2, debug_locks = 1 5 locks held by syz-executor4/18407: #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] lockdep_copy_map include/linux/lockdep.h:178 [inline] #0: ((&net->ipv6.ip6_fib_timer)){+.-.}, at: [<00000000e16fb9b0>] call_timer_fn+0x1c6/0x820 kernel/time/timer.c:1308 #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] spin_lock_bh include/linux/spinlock.h:315 [inline] #1: (&(&net->ipv6.fib6_gc_lock)->rlock){+.-.}, at: [<000000006c5b8436>] fib6_run_gc+0x9d/0x3c0 net/ipv6/ip6_fib.c:2017 #2: (rcu_read_lock){....}, at: [<00000000a81c47fe>] __fib6_clean_all+0x0/0x3a0 net/ipv6/ip6_fib.c:1562 #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] spin_lock_bh include/linux/spinlock.h:315 [inline] #3: (&(&tb->tb6_lock)->rlock){+.-.}, at: [<0000000061270fa3>] __fib6_clean_all+0x1d0/0x3a0 net/ipv6/ip6_fib.c:1958 #4: (&net->ipv6.fib6_walker_lock){++--}, at: [<000000003c3915fe>] fib6_del_route net/ipv6/ip6_fib.c:1674 [inline] #4: (&net->ipv6.fib6_walker_lock){++--}, at: [<000000003c3915fe>] fib6_del+0x95e/0x1240 net/ipv6/ip6_fib.c:1734 stack backtrace: CPU: 1 PID: 18407 Comm: syz-executor4 Not tainted 4.15.0-rc7+ #184 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 lockdep_rcu_suspicious+0x123/0x170 kernel/locking/lockdep.c:4585 fib6_del_route net/ipv6/ip6_fib.c:1678 [inline] fib6_del+0xee4/0x1240 net/ipv6/ip6_fib.c:1734 fib6_clean_node+0x42e/0x580 net/ipv6/ip6_fib.c:1895 fib6_walk_continue+0x46c/0x8a0 net/ipv6/ip6_fib.c:1818 fib6_walk+0x91/0xf0 net/ipv6/ip6_fib.c:1866 fib6_clean_tree+0x1e6/0x340 net/ipv6/ip6_fib.c:1943 __fib6_clean_all+0x1f4/0x3a0 net/ipv6/ip6_fib.c:1959 fib6_clean_all net/ipv6/ip6_fib.c:1970 [inline] fib6_run_gc+0x16b/0x3c0 net/ipv6/ip6_fib.c:2026 fib6_gc_timer_cb+0x20/0x30 net/ipv6/ip6_fib.c:2043 call_timer_fn+0x228/0x820 kernel/time/timer.c:1318 expire_timers kernel/time/timer.c:1355 [inline] __run_timers+0x7ee/0xb70 kernel/time/timer.c:1658 run_timer_softirq+0x4c/0x70 kernel/time/timer.c:1684 __do_softirq+0x2d7/0xb85 kernel/softirq.c:285 invoke_softirq kernel/softirq.c:365 [inline] irq_exit+0x1cc/0x200 kernel/softirq.c:405 exiting_irq arch/x86/include/asm/apic.h:540 [inline] smp_apic_timer_interrupt+0x16b/0x700 arch/x86/kernel/apic/apic.c:1052 apic_timer_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:920 RIP: 0010:__unwind_start+0x135/0x330 arch/x86/kernel/unwind_frame.c:411 RSP: 0018:ffff8801c339f830 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff11 RAX: ffff8801c339f888 RBX: ffff8801c339f880 RCX: ffff8801c339f890 RDX: 0000000000000001 RSI: ffff8801c339f880 RDI: ffff8801c339f8c8 RBP: ffff8801c339f870 R08: ffff8801c339f8c0 R09: ffff8801c339f880 R10: 000000000000000b R11: ffffed0038673f1a R12: ffff8801c339f870 R13: ffff8801be704480 R14: ffff8801c339f8a8 R15: ffff8801c339f8f8 unwind_start arch/x86/include/asm/unwind.h:54 [inline] __save_stack_trace+0x4a/0xd0 arch/x86/kernel/stacktrace.c:43 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x43/0xd0 mm/kasan/kasan.c:447 set_track mm/kasan/kasan.c:459 [inline] kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:551 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489 slab_post_alloc_hook mm/slab.h:442 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc+0x11b/0x760 mm/slab.c:3542 sock_alloc_inode+0x70/0x300 net/socket.c:244 alloc_inode+0x65/0x180 fs/inode.c:208 new_inode_pseudo+0x69/0x190 fs/inode.c:890 sock_alloc+0x41/0x270 net/socket.c:563 __sock_create+0x148/0x850 net/socket.c:1221 sock_create net/socket.c:1297 [inline] SYSC_socket net/socket.c:1327 [inline] SyS_socket+0xeb/0x1d0 net/socket.c:1307 entry_SYSCALL_64_fastpath+0x23/0x9a RIP: 0033:0x452ac9 RSP: 002b:00007f0f9e981c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 RDX: 0000000000000003 RSI: 0000000000000003 RDI: 0000000000000002 RBP: 000000000000057d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6458 R13: 00000000ffffffff R14: 00007f0f9e9826d4 R15: 0000000000000000 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=14729 sclass=netlink_route_socket pig=18399 comm=syz-executor0 netlink: 16 bytes leftover after parsing attributes in process `syz-executor0'. : renamed from lo device ip6_vti0 entered promiscuous mode device ip6_vti0 left promiscuous mode openvswitch: netlink: Flow set message rejected, Key attribute missing. netlink: 30 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 30 bytes leftover after parsing attributes in process `syz-executor7'. sctp: [Deprecated]: syz-executor7 (pid 19266) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor7 (pid 19266) Use of int in maxseg socket option. Use struct sctp_assoc_value instead netlink: 12 bytes leftover after parsing attributes in process `syz-executor3'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=3625 sclass=netlink_route_socket pig=19341 comm=syz-executor7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=3625 sclass=netlink_route_socket pig=19382 comm=syz-executor7 netlink: 40 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 40 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 'syz-executor0': attribute type 1 has an invalid length. netlink: 'syz-executor0': attribute type 1 has an invalid length. mip6: mip6_rthdr_init_state: state's mode is not 2: 0 mip6: mip6_rthdr_init_state: state's mode is not 2: 0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 'syz-executor0': attribute type 15 has an invalid length. sock: sock_set_timeout: `syz-executor5' (pid 19937) tries to set negative timeout sock: sock_set_timeout: `syz-executor5' (pid 19937) tries to set negative timeout netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 'syz-executor2': attribute type 18 has an invalid length. netlink: 'syz-executor2': attribute type 18 has an invalid length. netlink: 40 bytes leftover after parsing attributes in process `syz-executor2'. device lo left promiscuous mode