INFO: task syz-executor:9862 blocked for more than 151 seconds. Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:19600 pid:9862 tgid:9862 ppid:1 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5371 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6758 __schedule_loop kernel/sched/core.c:6835 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6850 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa37/0xc50 kernel/workqueue.c:4231 flush_work kernel/workqueue.c:4252 [inline] flush_delayed_work+0x169/0x1c0 kernel/workqueue.c:4274 dquot_writeback_dquots+0xf3/0xaf0 fs/quota/dquot.c:691 jfs_sync_fs+0x75/0xa0 fs/jfs/super.c:648 sync_filesystem+0xed/0x230 fs/sync.c:56 generic_shutdown_super+0x72/0x2d0 fs/super.c:621 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373 task_work_run+0x24f/0x310 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f71eaf81247 RSP: 002b:00007ffee2b8cb18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f71eaf81247 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffee2b8cbd0 RBP: 00007ffee2b8cbd0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffee2b8dc50 R13: 00007f71eaff3824 R14: 000000000013fccd R15: 00007ffee2b8dc90 INFO: task syz-executor:19460 blocked for more than 152 seconds. Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:19952 pid:19460 tgid:19460 ppid:1 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5371 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6758 __schedule_loop kernel/sched/core.c:6835 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6850 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa37/0xc50 kernel/workqueue.c:4231 flush_work kernel/workqueue.c:4252 [inline] flush_delayed_work+0x169/0x1c0 kernel/workqueue.c:4274 dquot_writeback_dquots+0xf3/0xaf0 fs/quota/dquot.c:691 ext4_sync_fs+0x1e4/0x710 fs/ext4/super.c:6345 sync_filesystem+0xed/0x230 fs/sync.c:56 generic_shutdown_super+0x72/0x2d0 fs/super.c:621 kill_block_super+0x44/0x90 fs/super.c:1710 ext4_kill_sb+0x68/0xa0 fs/ext4/super.c:7365 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373 task_work_run+0x24f/0x310 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7a4f581247 RSP: 002b:00007fff562df6f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7a4f581247 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff562df7b0 RBP: 00007fff562df7b0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff562e0830 R13: 00007f7a4f5f3824 R14: 000000000014126e R15: 00007fff562e0870 INFO: task syz-executor:22022 blocked for more than 153 seconds. Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:20544 pid:22022 tgid:22022 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5371 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6758 __schedule_loop kernel/sched/core.c:6835 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6850 schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x355/0x620 kernel/sched/completion.c:148 __flush_work+0xa37/0xc50 kernel/workqueue.c:4231 flush_work kernel/workqueue.c:4252 [inline] flush_delayed_work+0x169/0x1c0 kernel/workqueue.c:4274 invalidate_dquots fs/quota/dquot.c:576 [inline] dquot_disable+0x7a7/0x1cd0 fs/quota/dquot.c:2296 ocfs2_disable_quotas+0xf3/0x210 fs/ocfs2/super.c:963 ocfs2_dismount_volume+0x1bd/0x910 fs/ocfs2/super.c:1870 generic_shutdown_super+0x139/0x2d0 fs/super.c:642 kill_block_super+0x44/0x90 fs/super.c:1710 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373 task_work_run+0x24f/0x310 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xa2f/0x28e0 kernel/exit.c:938 do_group_exit+0x207/0x2c0 kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1096 x64_sys_call+0x26a8/0x26b0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8e74d7ff19 RSP: 002b:00007ffe9c961f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f8e74df3849 RCX: 00007f8e74d7ff19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 000000000000000d R08: 00007ffe9c95fd26 R09: 00007ffe9c963240 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9c963240 R13: 00007f8e74df3824 R14: 000000000013eeaf R15: 00007ffe9c964300 Showing all locks held in the system: 1 lock held by khungtaskd/30: #0: ffffffff8e9374a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline] #0: ffffffff8e9374a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8e9374a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6744 8 locks held by kworker/u8:2/35: 2 locks held by getty/5586: #0: ffff8880350f20a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 drivers/tty/n_tty.c:2211 3 locks held by kworker/u8:11/6287: #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] #0: ffff88801ac89148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3310 #1: ffffc90003f1fd00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc90003f1fd00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3310 #2: ffffffff8fcb7648 ( rtnl_mutex ){+.+.}-{4:4} , at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276 1 lock held by syz-executor/9862: #0: ffff88805a18c0e0 ( &type->s_umount_key #87 ){++++}-{4:4} , at: __super_lock fs/super.c:56 [inline] , at: __super_lock_excl fs/super.c:71 [inline] , at: deactivate_super+0xb5/0xf0 fs/super.c:505 3 locks held by kworker/0:0/11442: #0: ffff88801ac81948 ( (wq_completion)events_power_efficient ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3204 [inline] , at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3310 #1: ffffc90002f77d00 ( (reg_check_chans).work ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3205 [inline] , at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3310 #2: ffffffff8fcb7648 ( rtnl_mutex ){+.+.}-{4:4} , at: reg_check_chans_work+0x99/0xfb0 net/wireless/reg.c:2480 1 lock held by syz-executor/16623: #0: ffff88804e1a20e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff88804e1a20e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff88804e1a20e0 (&type->s_umount_key#31){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 1 lock held by syz-executor/19460: #0: ffff88805401a0e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff88805401a0e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff88805401a0e0 (&type->s_umount_key#31){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 4 locks held by kworker/u8:6/19681: #0: ffff88801baed948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3204 [inline] ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3310 #1: ffffc90014edfd00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3205 [inline] #1: ffffc90014edfd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3310 #2: ffffffff8fcab1d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:586 #3: ffffffff8fa2ccf0 (rdma_nets_rwsem){++++}-{4:4}, at: rdma_dev_exit_net+0x8e/0x350 drivers/infiniband/core/device.c:1130 1 lock held by syz-executor/22022: #0: ffff88806a9520e0 (&type->s_umount_key#80){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff88806a9520e0 (&type->s_umount_key#80){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff88806a9520e0 (&type->s_umount_key#80){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 1 lock held by syz-executor/22351: #0: ffff88804cc660e0 (&type->s_umount_key#101){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff88804cc660e0 (&type->s_umount_key#101){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff88804cc660e0 (&type->s_umount_key#101){+.+.}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 1 lock held by syz-executor/22372: #0: ffff8880795760e0 ( &type->s_umount_key #31 ){++++}-{4:4} , at: __super_lock fs/super.c:56 [inline] , at: __super_lock_excl fs/super.c:71 [inline] , at: deactivate_super+0xb5/0xf0 fs/super.c:505 1 lock held by syz-executor/22389: #0: ffff88806260e0e0 (&type->s_umount_key#87){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline] ffff88806260e0e0 (&type->s_umount_key#87){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] ffff88806260e0e0 (&type->s_umount_key#87){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 1 lock held by syz-executor/22657: #0: ffff88804d8560e0 ( &type->s_umount_key#87){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline] &type->s_umount_key#87){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] &type->s_umount_key#87){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 1 lock held by syz-executor/22691: #0: ffff8880530fc0e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff8880530fc0e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff8880530fc0e0 (&type->s_umount_key#31){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505 2 locks held by syz-executor/22708: #0: ffffffff8fcb7648 ( rtnl_mutex ){+.+.}-{4:4}, at: tun_detach drivers/net/tun.c:698 [inline] ){+.+.}-{4:4}, at: tun_chr_close+0x3b/0x1b0 drivers/net/tun.c:3517 #1: ffffffff8e93c9b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: exp_funnel_lock kernel/rcu/tree_exp.h:297 [inline] #1: ffffffff8e93c9b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x381/0x830 kernel/rcu/tree_exp.h:976 1 lock held by syz-executor/22739: #0: ffffffff8e93c880 (rcu_state.barrier_mutex){+.+.}-{4:4}, at: rcu_barrier+0x4c/0x530 kernel/rcu/tree.c:4565 3 locks held by kworker/u8:9/22758: #0: ffff888030cd1148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3204 [inline] , at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3310 #1: ffffc9000508fd00 ( (work_completion)(&(&net->ipv6.addr_chk_work)->work) ){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3205 [inline] , at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3310 #2: ffffffff8fcb7648 ( rtnl_mutex ){+.+.}-{4:4} , at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4755 2 locks held by syz-executor/23067: #0: ffffffff8fcab1d0 ( pernet_ops_rwsem ){++++}-{4:4} , at: copy_net_ns+0x328/0x570 net/core/net_namespace.c:496 #1: ffffffff8fcb7648 ( rtnl_mutex ){+.+.}-{4:4} , at: ip_tunnel_init_net+0x20e/0x720 net/ipv4/ip_tunnel.c:1159 6 locks held by syz-executor/23070: #0: ffffffff8fcab1d0 (pernet_ops_rwsem){++++}-{4:4}, at: copy_net_ns+0x328/0x570 net/core/net_namespace.c:496 #1: ffffffff8fa2cb30 (devices_rwsem){++++}-{4:4}, at: rdma_dev_init_net+0x198/0x280 drivers/infiniband/core/device.c:1186 #2: ffffffff8fa2ccf0 (rdma_nets_rwsem){++++}-{4:4}, at: rdma_dev_init_net+0x1e6/0x280 drivers/infiniband/core/device.c:1191 #3: ffff888054024f40 (&device->compat_devs_mutex ){+.+.}-{4:4}, at: add_one_compat_dev+0x10d/0x710 drivers/infiniband/core/device.c:950 #4: ffff888054025238 (&rxe->usdev_lock ){+.+.}-{4:4} , at: rxe_query_port+0x61/0x260 drivers/infiniband/sw/rxe/rxe_verbs.c:54 #5: ffffffff8fcb7648 ( rtnl_mutex ){+.+.}-{4:4} , at: ib_get_eth_speed+0x153/0x800 drivers/infiniband/core/verbs.c:1995 2 locks held by syz-executor/23074: #0: ffffffff8fcab1d0 ( pernet_ops_rwsem ){++++}-{4:4} , at: copy_net_ns+0x328/0x570 net/core/net_namespace.c:496 #1: ffffffff8fcb7648 (rtnl_mutex ){+.+.}-{4:4} , at: register_nexthop_notifier+0x84/0x290 net/ipv4/nexthop.c:3878 3 locks held by syz-executor/23075: #0: ffffffff8fcab1d0 ( pernet_ops_rwsem ){++++}-{4:4} , at: copy_net_ns+0x328/0x570 net/core/net_namespace.c:496 #1: ffffffff8fa2cb30 ( devices_rwsem ){++++}-{4:4} , at: rdma_dev_init_net+0x198/0x280 drivers/infiniband/core/device.c:1186 #2: ffffffff8fa2ccf0 ( rdma_nets_rwsem ){++++}-{4:4} , at: rdma_dev_init_net+0x1e6/0x280 drivers/infiniband/core/device.c:1191 4 locks held by syz-executor/23081: #0: ffffffff8fcab1d0 ( pernet_ops_rwsem ){++++}-{4:4} , at: copy_net_ns+0x328/0x570 net/core/net_namespace.c:496 #1: ffffffff8fa2cb30 ( devices_rwsem ){++++}-{4:4}, at: rdma_dev_init_net+0x198/0x280 drivers/infiniband/core/device.c:1186 #2: ffffffff8fa2ccf0 (rdma_nets_rwsem){++++}-{4:4}, at: rdma_dev_init_net+0x1e6/0x280 drivers/infiniband/core/device.c:1191 #3: ffff888054024f40 (&device->compat_devs_mutex){+.+.}-{4:4}, at: add_one_compat_dev+0x10d/0x710 drivers/infiniband/core/device.c:950 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline] watchdog+0xff6/0x1040 kernel/hung_task.c:397 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 312 Comm: kworker/u8:5 Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:memory_is_nonzero mm/kasan/generic.c:103 [inline] RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [inline] RIP: 0010:memory_is_poisoned mm/kasan/generic.c:161 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline] RIP: 0010:kasan_check_range+0x67/0x290 mm/kasan/generic.c:189 Code: 03 49 ba 00 00 00 00 00 fc ff df 4e 8d 1c 13 49 ff c8 4d 89 c1 49 c1 e9 03 49 be 01 00 00 00 00 fc ff df 4f 8d 3c 31 4c 89 fd <4c> 29 dd 48 83 fd 10 7f 29 48 85 ed 0f 84 3e 01 00 00 4c 89 cd 48 RSP: 0018:ffffc90003046620 EFLAGS: 00000a07 RAX: ffffc90003046e01 RBX: 1ffff92000608cf2 RCX: ffffffff814bc57b RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc90003046790 RBP: fffff52000608cf4 R08: ffffc9000304679f R09: 1ffff92000608cf3 R10: dffffc0000000000 R11: fffff52000608cf2 R12: ffffc90003048000 R13: ffffc90003046740 R14: dffffc0000000001 R15: fffff52000608cf4 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2c3544e000 CR3: 000000000e736000 CR4: 00000000003526f0 Call Trace: __asan_memset+0x23/0x50 mm/kasan/shadow.c:84 unwind_next_frame+0xcfb/0x22d0 arch/x86/kernel/unwind_orc.c:592 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __do_kmalloc_node mm/slub.c:4283 [inline] __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4295 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] ieee802_11_parse_elems_full+0xdb/0x2880 net/mac80211/parse.c:958 ieee802_11_parse_elems_crc net/mac80211/ieee80211_i.h:2384 [inline] ieee802_11_parse_elems net/mac80211/ieee80211_i.h:2391 [inline] ieee80211_inform_bss+0x15f/0x1080 net/mac80211/scan.c:79 rdev_inform_bss net/wireless/rdev-ops.h:418 [inline] cfg80211_inform_single_bss_data+0xec1/0x2070 net/wireless/scan.c:2334 cfg80211_inform_bss_data+0x3ce/0x5e80 net/wireless/scan.c:3189 cfg80211_inform_bss_frame_data+0x3bb/0x720 net/wireless/scan.c:3284 ieee80211_bss_info_update+0x8a7/0xbc0 net/mac80211/scan.c:226 ieee80211_rx_bss_info net/mac80211/ibss.c:1101 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1580 [inline] ieee80211_ibss_rx_queued_mgmt+0x1969/0x2d70 net/mac80211/ibss.c:1607 ieee80211_iface_process_skb net/mac80211/iface.c:1613 [inline] ieee80211_iface_work+0x8a5/0xf20 net/mac80211/iface.c:1667 cfg80211_wiphy_work+0x2db/0x480 net/wireless/core.c:440 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244