8021q: adding VLAN 0 to HW filter on device batadv0 audit: type=1400 audit(1575512337.818:38): avc: denied { associate } for pid=7662 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 BUG: sleeping function called from invalid context at net/core/sock.c:2837 in_atomic(): 1, irqs_disabled(): 0, pid: 9, name: ksoftirqd/0 1 lock held by ksoftirqd/0/9: #0: 000000005fcaf749 (rcu_callback){....}, at: __rcu_reclaim kernel/rcu/rcu.h:226 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: rcu_do_batch kernel/rcu/tree.c:2584 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: rcu_process_callbacks+0xc79/0x1a30 kernel/rcu/tree.c:2881 Preemption disabled at: [] __do_softirq+0xf3/0x921 kernel/softirq.c:269 CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 ___might_sleep.cold+0x1bd/0x1f6 kernel/sched/core.c:6191 __might_sleep+0x95/0x190 kernel/sched/core.c:6144 lock_sock_nested+0x39/0x120 net/core/sock.c:2837 lock_sock include/net/sock.h:1501 [inline] af_alg_release_parent+0x16a/0x240 crypto/af_alg.c:142 hash_sock_destruct+0x164/0x1c0 crypto/algif_hash.c:428 __sk_destruct+0x53/0x780 net/core/sock.c:1558 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 run_ksoftirqd kernel/softirq.c:653 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:645 smpboot_thread_fn+0x6a3/0xa30 kernel/smpboot.c:164 kthread+0x354/0x420 kernel/kthread.c:246 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 ================================ WARNING: inconsistent lock state 4.19.87-syzkaller #0 Tainted: G W -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. ksoftirqd/0/9 [HC0[0]:SC1[3]:HE1:SE0] takes: 000000001b977edc (sk_lock-AF_ALG){+.?.}, at: lock_sock include/net/sock.h:1501 [inline] 000000001b977edc (sk_lock-AF_ALG){+.?.}, at: af_alg_release_parent+0x16a/0x240 crypto/af_alg.c:142 {SOFTIRQ-ON-W} state was registered at: __trace_hardirqs_on_caller kernel/locking/lockdep.c:2834 [inline] lockdep_hardirqs_on+0x415/0x5d0 kernel/locking/lockdep.c:2879 trace_hardirqs_on+0x67/0x220 kernel/trace/trace_preemptirq.c:30 __local_bh_enable_ip+0x15a/0x270 kernel/softirq.c:194 local_bh_enable include/linux/bottom_half.h:32 [inline] lock_sock_nested+0xe2/0x120 net/core/sock.c:2847 lock_sock include/net/sock.h:1501 [inline] alg_bind+0x288/0x570 crypto/af_alg.c:192 __sys_bind+0x239/0x290 net/socket.c:1482 __do_sys_bind net/socket.c:1493 [inline] __se_sys_bind net/socket.c:1491 [inline] __x64_sys_bind+0x73/0xb0 net/socket.c:1491 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe irq event stamp: 519352 hardirqs last enabled at (519352): [] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (519351): [] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (519164): [] __do_softirq+0x633/0x921 kernel/softirq.c:318 softirqs last disabled at (519169): [] run_ksoftirqd kernel/softirq.c:653 [inline] softirqs last disabled at (519169): [] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:645 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(sk_lock-AF_ALG); lock(sk_lock-AF_ALG); *** DEADLOCK *** 1 lock held by ksoftirqd/0/9: #0: 000000005fcaf749 (rcu_callback){....}, at: __rcu_reclaim kernel/rcu/rcu.h:226 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: rcu_do_batch kernel/rcu/tree.c:2584 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] #0: 000000005fcaf749 (rcu_callback){....}, at: rcu_process_callbacks+0xc79/0x1a30 kernel/rcu/tree.c:2881 stack backtrace: CPU: 0 PID: 9 Comm: ksoftirqd/0 Tainted: G W 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 print_usage_bug.cold+0x330/0x42a kernel/locking/lockdep.c:2540 valid_state kernel/locking/lockdep.c:2553 [inline] mark_lock_irq kernel/locking/lockdep.c:2747 [inline] mark_lock+0xd1b/0x1370 kernel/locking/lockdep.c:3127 mark_irqflags kernel/locking/lockdep.c:3005 [inline] __lock_acquire+0xc62/0x49c0 kernel/locking/lockdep.c:3368 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 lock_sock_nested+0xcb/0x120 net/core/sock.c:2846 lock_sock include/net/sock.h:1501 [inline] af_alg_release_parent+0x16a/0x240 crypto/af_alg.c:142 hash_sock_destruct+0x164/0x1c0 crypto/algif_hash.c:428 __sk_destruct+0x53/0x780 net/core/sock.c:1558 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 run_ksoftirqd kernel/softirq.c:653 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:645 smpboot_thread_fn+0x6a3/0xa30 kernel/smpboot.c:164 kthread+0x354/0x420 kernel/kthread.c:246 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' BUG: sleeping function called from invalid context at net/core/sock.c:2837 in_atomic(): 1, irqs_disabled(): 0, pid: 7627, name: udevd INFO: lockdep is turned off. Preemption disabled at: [] __do_softirq+0xf3/0x921 kernel/softirq.c:269 CPU: 1 PID: 7627 Comm: udevd Tainted: G W 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 ___might_sleep.cold+0x1bd/0x1f6 kernel/sched/core.c:6191 __might_sleep+0x95/0x190 kernel/sched/core.c:6144 lock_sock_nested+0x39/0x120 net/core/sock.c:2837 lock_sock include/net/sock.h:1501 [inline] af_alg_release_parent+0x16a/0x240 crypto/af_alg.c:142 hash_sock_destruct+0x164/0x1c0 crypto/algif_hash.c:428 __sk_destruct+0x53/0x780 net/core/sock.c:1558 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893 RIP: 0010:__sanitizer_cov_trace_pc+0x1/0x50 kernel/kcov.c:94 Code: bc f4 ff ff ff e8 43 65 ea ff 48 c7 05 d4 38 5e 09 00 00 00 00 e9 96 e9 ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 <48> 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 78 d9 96 RSP: 0018:ffff8880964d77d0 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffff11012c9af04 RDX: 1ffff1101066a886 RSI: ffffffff8185534c RDI: ffff888083354430 RBP: ffff8880964d78a8 R08: ffff8880833540c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888098ca2d50 R13: ffff888098ca2d50 R14: 0000000000000004 R15: dffffc0000000000 find_lock_entry+0x31/0x5f0 mm/filemap.c:1518 shmem_getpage_gfp+0x1e8/0x3930 mm/shmem.c:1651 shmem_getpage mm/shmem.c:132 [inline] shmem_write_begin+0x10b/0x1e0 mm/shmem.c:2432 generic_perform_write+0x22a/0x520 mm/filemap.c:3162 __generic_file_write_iter+0x25e/0x630 mm/filemap.c:3287 generic_file_write_iter+0x383/0x72f mm/filemap.c:3315 call_write_iter include/linux/fs.h:1820 [inline] new_sync_write fs/read_write.c:474 [inline] __vfs_write+0x587/0x810 fs/read_write.c:487 vfs_write+0x20c/0x560 fs/read_write.c:549 ksys_write+0x14f/0x2d0 fs/read_write.c:599 __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fb1c50fe370 Code: 73 01 c3 48 8b 0d c8 4a 2b 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 83 3d 85 a2 2b 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 0e 8a 01 00 48 89 04 24 RSP: 002b:00007ffde2a507a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fb1c50fe370 RDX: 0000000000000019 RSI: 00007fb1c59fd000 RDI: 0000000000000005 RBP: 00007fb1c59fd000 R08: 00007fb1c59f67a0 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a35020 R13: 0000000000000019 R14: 00007ffde2a50890 R15: 0000000000000001 kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' BUG: sleeping function called from invalid context at net/core/sock.c:2837 in_atomic(): 1, irqs_disabled(): 0, pid: 18, name: ksoftirqd/1 INFO: lockdep is turned off. Preemption disabled at: [] __do_softirq+0xf3/0x921 kernel/softirq.c:269 CPU: 1 PID: 18 Comm: ksoftirqd/1 Tainted: G W 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 ___might_sleep.cold+0x1bd/0x1f6 kernel/sched/core.c:6191 __might_sleep+0x95/0x190 kernel/sched/core.c:6144 lock_sock_nested+0x39/0x120 net/core/sock.c:2837 lock_sock include/net/sock.h:1501 [inline] af_alg_release_parent+0x16a/0x240 crypto/af_alg.c:142 hash_sock_destruct+0x164/0x1c0 crypto/algif_hash.c:428 __sk_destruct+0x53/0x780 net/core/sock.c:1558 __rcu_reclaim kernel/rcu/rcu.h:236 [inline] rcu_do_batch kernel/rcu/tree.c:2584 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2897 [inline] __rcu_process_callbacks kernel/rcu/tree.c:2864 [inline] rcu_process_callbacks+0xba0/0x1a30 kernel/rcu/tree.c:2881 __do_softirq+0x25c/0x921 kernel/softirq.c:292 run_ksoftirqd kernel/softirq.c:653 [inline] run_ksoftirqd+0x8e/0x110 kernel/softirq.c:645 smpboot_thread_fn+0x6a3/0xa30 kernel/smpboot.c:164 kthread+0x354/0x420 kernel/kthread.c:246 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env kobject: 'loop0' (00000000f389e3af): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'loop0' (00000000f389e3af): kobject_uevent_env