INFO: task kworker/1:6:5164 blocked for more than 143 seconds. Not tainted 6.10.0-rc1-syzkaller-00013-g2bfcfd584ff5 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:23792 pid:5164 tgid:5164 ppid:2 flags:0x00004000 Workqueue: events slab_caches_to_rcu_destroy_workfn Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x1796/0x49d0 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 slab_caches_to_rcu_destroy_workfn+0x37/0x120 mm/slab_common.c:435 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 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 INFO: task syz-executor.3:9173 blocked for more than 143 seconds. Not tainted 6.10.0-rc1-syzkaller-00013-g2bfcfd584ff5 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:19728 pid:9173 tgid:9173 ppid:1 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x1796/0x49d0 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2557 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 __synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1396 shutdown_cache mm/slab_common.c:454 [inline] kmem_cache_destroy+0x6a/0x1b0 mm/slab_common.c:496 bio_put_slab block/bio.c:155 [inline] bioset_exit+0x54e/0x650 block/bio.c:1740 __bch2_fs_free fs/bcachefs/super.c:551 [inline] bch2_fs_release+0x1b1/0x6d0 fs/bcachefs/super.c:603 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x22f/0x480 lib/kobject.c:737 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1267 task_work_run+0x24f/0x310 kernel/task_work.c:180 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:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x370 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff153c7e217 RSP: 002b:00007ffdab8f1be8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff153c7e217 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdab8f1ca0 RBP: 00007ffdab8f1ca0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdab8f2d60 R13: 00007ff153cc8336 R14: 000000000005b2f6 R15: 0000000000000007 INFO: task syz-executor.1:10300 blocked for more than 144 seconds. Not tainted 6.10.0-rc1-syzkaller-00013-g2bfcfd584ff5 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:23968 pid:10300 tgid:10298 ppid:9084 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x1796/0x49d0 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 bio_find_or_create_slab block/bio.c:122 [inline] bioset_init+0x1f1/0x6e0 block/bio.c:1781 bch2_fs_alloc+0x14a1/0x2030 fs/bcachefs/super.c:890 bch2_fs_open+0x8cc/0xdf0 fs/bcachefs/super.c:2102 bch2_mount+0x71d/0x1310 fs/bcachefs/fs.c:1917 legacy_get_tree+0xee/0x190 fs/fs_context.c:662 vfs_get_tree+0x90/0x2a0 fs/super.c:1780 do_new_mount+0x2be/0xb40 fs/namespace.c:3352 do_mount fs/namespace.c:3692 [inline] __do_sys_mount fs/namespace.c:3898 [inline] __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3875 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: 0033:0x7f05ce67e5ea RSP: 002b:00007f05cf3bfef8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f05cf3bff80 RCX: 00007f05ce67e5ea RDX: 0000000020000040 RSI: 0000000020000fc0 RDI: 00007f05cf3bff40 RBP: 0000000020000040 R08: 00007f05cf3bff80 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000fc0 R13: 00007f05cf3bff40 R14: 00000000000119fc R15: 0000000020000980 Showing all locks held in the system: 2 locks held by kworker/0:0/8: 1 lock held by khungtaskd/30: #0: ffffffff8e333f60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #0: ffffffff8e333f60 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #0: ffffffff8e333f60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 3 locks held by kworker/1:1/45: #0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90000b57d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90000b57d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276 4 locks held by kworker/u8:3/51: #0: ffff888015ed3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888015ed3148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90000bb7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90000bb7d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8f5c8390 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0 net/core/net_namespace.c:594 #3: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: wg_netns_pre_exit+0x1f/0x1e0 drivers/net/wireguard/device.c:414 2 locks held by kworker/u8:4/62: #0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc900015d7d00 ((reaper_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc900015d7d00 ((reaper_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 2 locks held by kworker/u8:8/1102: #0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888015089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc9000438fd00 (connector_reaper_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc9000438fd00 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 2 locks held by getty/4843: #0: ffff88802ad2f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201 3 locks held by syz-fuzzer/5083: #0: ffff8880228ac0c8 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x24e/0x310 fs/file.c:1191 #1: ffff888079ea8400 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: iterate_dir+0x55b/0x820 fs/readdir.c:103 #2: ffff88802fb22420 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2458 [inline] #2: ffff88802fb22420 (sb_writers#4){.+.+}-{0:0}, at: iterate_dir+0x704/0x820 fs/readdir.c:113 5 locks held by kworker/0:3/5111: 3 locks held by kworker/0:6/5158: 3 locks held by kworker/1:6/5164: #0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888015080948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc9000442fd00 (slab_caches_to_rcu_destroy_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc9000442fd00 (slab_caches_to_rcu_destroy_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8e412848 (slab_mutex){+.+.}-{3:3}, at: slab_caches_to_rcu_destroy_workfn+0x37/0x120 mm/slab_common.c:435 3 locks held by kworker/u8:9/6778: #0: ffff888029c3c148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888029c3c148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90014dcfd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc90014dcfd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 3 locks held by syz-executor.3/9173: #0: ffffffff8e9f2cc8 (bio_slab_lock){+.+.}-{3:3}, at: bio_put_slab block/bio.c:140 [inline] #0: ffffffff8e9f2cc8 (bio_slab_lock){+.+.}-{3:3}, at: bioset_exit+0x42f/0x650 block/bio.c:1740 #1: ffffffff8e1ce570 (cpu_hotplug_lock){++++}-{0:0}, at: kmem_cache_destroy+0x32/0x1b0 mm/slab_common.c:487 #2: ffffffff8e412848 (slab_mutex){+.+.}-{3:3}, at: kmem_cache_destroy+0x40/0x1b0 mm/slab_common.c:488 1 lock held by syz-executor.1/10300: #0: ffffffff8e9f2cc8 (bio_slab_lock){+.+.}-{3:3}, at: bio_find_or_create_slab block/bio.c:122 [inline] #0: ffffffff8e9f2cc8 (bio_slab_lock){+.+.}-{3:3}, at: bioset_init+0x1f1/0x6e0 block/bio.c:1781 8 locks held by syz-executor.0/10359: 2 locks held by syz-executor.2/10370: #0: ffff888068e220e0 (&type->s_umount_key#74/1){+.+.}-{3:3}, at: alloc_super+0x221/0x9d0 fs/super.c:344 #1: ffffffff8e412848 (slab_mutex){+.+.}-{3:3}, at: kmem_cache_create_usercopy+0x50/0x320 mm/slab_common.c:297 8 locks held by syz-executor.1/10372: #0: ffff88801e4be420 (sb_writers#8){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2854 [inline] #0: ffff88801e4be420 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x227/0xc90 fs/read_write.c:586 #1: ffff888069ee2888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1eb/0x500 fs/kernfs/file.c:325 #2: ffff888023354968 (kn->active#50){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x20f/0x500 fs/kernfs/file.c:326 #3: ffffffff8eee2b48 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xfc/0x480 drivers/net/netdevsim/bus.c:216 #4: ffff88807c7890e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline] #4: ffff88807c7890e8 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1093 [inline] #4: ffff88807c7890e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1290 #5: ffff888063ba5250 (&devlink->lock_key#13){+.+.}-{3:3}, at: nsim_drv_remove+0x50/0x160 drivers/net/netdevsim/dev.c:1672 #6: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: nsim_destroy+0x71/0x5c0 drivers/net/netdevsim/netdev.c:772 #7: ffffffff8f668a68 (flowtable_lock){+.+.}-{3:3}, at: nf_flow_table_cleanup+0x23/0xb0 net/netfilter/nf_flow_table_core.c:593 1 lock held by syz-executor.0/10381: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 1 lock held by syz-executor.4/10384: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 1 lock held by syz-executor.2/10387: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 1 lock held by syz-executor.1/10390: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 1 lock held by syz-executor.0/10395: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 1 lock held by syz-executor.2/10396: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 1 lock held by syz-executor.4/10397: #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffffffff8f5d4bc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6592 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc1-syzkaller-00013-g2bfcfd584ff5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 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:223 [inline] watchdog+0xfde/0x1020 kernel/hung_task.c:379 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 PID: 10359 Comm: syz-executor.0 Not tainted 6.10.0-rc1-syzkaller-00013-g2bfcfd584ff5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x20/0x70 kernel/kcov.c:207 Code: 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 c0 d4 03 00 65 8b 15 20 bf 6d 7e f7 c2 00 01 ff 00 74 11 c2 00 01 00 00 74 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 RSP: 0000:ffffc90000006790 EFLAGS: 00000006 RAX: ffffffff814116f9 RBX: ffffc9000ca4f438 RCX: ffff888028d88000 RDX: 0000000080010103 RSI: 0000000000000001 RDI: ffffc9000ca4f438 RBP: 1ffff92000000d12 R08: ffffffff8140effd R09: ffffffff8140ef56 R10: 0000000000000003 R11: ffff888028d88000 R12: ffffc9000ca4f438 R13: dffffc0000000000 R14: 1ffff92000000d11 R15: 1ffff92000000d10 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32e2c000 CR3: 000000000e132000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __read_once_word_nocheck+0x9/0x20 include/asm-generic/rwonce.h:66 deref_stack_reg arch/x86/kernel/unwind_orc.c:406 [inline] unwind_next_frame+0x1356/0x2a00 arch/x86/kernel/unwind_orc.c:585 arch_stack_walk+0x151/0x1b0 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 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2195 [inline] slab_free mm/slub.c:4436 [inline] kfree+0x149/0x360 mm/slub.c:4557 dummy_timer+0x7ce/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1981 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1751 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x6f4/0x2a00 Code: 75 1e e8 5f 2f 55 00 4d 89 f7 48 8b 2c 24 e9 8c 14 00 00 e8 4e 2f 55 00 4d 89 f7 e9 60 14 00 00 e8 41 2f 55 00 48 8b 54 24 10 4d e8 35 2f 55 00 eb 18 e8 2e 2f 55 00 eb 11 e8 27 2f 55 00 eb RSP: 0000:ffffc90000007348 EFLAGS: 00000246 RAX: ffffffff8140e64f RBX: 0000000000000002 RCX: ffff888028d88000 RDX: ffffc90000007455 RSI: ffffffff8e1a1320 RDI: 0000000000000002 RBP: ffffffff902f20f4 R08: 0000000000000003 R09: ffffffff8140e622 R10: 0000000000000002 R11: ffff888028d88000 R12: ffffffff8fbca198 R13: dffffc0000000000 R14: 1ffff92000000e84 R15: ffffffff902f20f0 arch_stack_walk+0x151/0x1b0 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 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x66/0x80 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3940 [inline] slab_alloc_node mm/slub.c:4000 [inline] kmem_cache_alloc_node_noprof+0x16b/0x320 mm/slub.c:4043 __alloc_skb+0x1c3/0x440 net/core/skbuff.c:656 __netdev_alloc_skb+0x105/0x560 net/core/skbuff.c:730 netdev_alloc_skb include/linux/skbuff.h:3319 [inline] dev_alloc_skb include/linux/skbuff.h:3332 [inline] __ieee80211_beacon_get+0x998/0x15c0 net/mac80211/tx.c:5471 ieee80211_beacon_get_tim+0xb4/0x320 net/mac80211/tx.c:5593 ieee80211_beacon_get include/net/mac80211.h:5562 [inline] mac80211_hwsim_beacon_tx+0x39d/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2302 __iterate_interfaces+0x223/0x4c0 net/mac80211/util.c:772 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:808 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2336 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1751 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1768 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x18/0x70 kernel/kcov.c:207 Code: 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 c0 d4 03 00 65 8b 15 20 bf 6d 7e c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 1c 16 00 00 RSP: 0000:ffffc9000ca4efe8 EFLAGS: 00000246 RAX: ffffffff81423a81 RBX: 0000000000000000 RCX: ffff888028d88000 RDX: 0000000080000000 RSI: ffffea0001fad4c0 RDI: ffff88807eb53900 RBP: ffff88807eb53900 R08: 0000000000000001 R09: ffffffff81f89b73 R10: dffffc0000000000 R11: fffffbfff25ee2b6 R12: ffff88807eb53900 R13: ffffea0000000000 R14: ffff88807eb53900 R15: 0000000000000000 __phys_addr+0x11/0x170 arch/x86/mm/physaddr.c:16 virt_to_folio include/linux/mm.h:1313 [inline] virt_to_slab mm/kasan/../slab.h:204 [inline] qlink_to_cache mm/kasan/quarantine.c:131 [inline] qlist_free_all+0x3e/0x140 mm/kasan/quarantine.c:176 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:322 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3940 [inline] slab_alloc_node mm/slub.c:4000 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4007 insert_revoke_hash+0x29/0x2a0 fs/jbd2/revoke.c:145 __ext4_forget+0x332/0x9a0 fs/ext4/ext4_jbd2.c:307 ext4_free_blocks+0x6e7/0x2270 fs/ext4/mballoc.c:6649 ext4_remove_blocks fs/ext4/extents.c:2521 [inline] ext4_ext_rm_leaf fs/ext4/extents.c:2686 [inline] ext4_ext_remove_space+0x21a2/0x4e40 fs/ext4/extents.c:2934 ext4_ext_truncate+0x159/0x2b0 fs/ext4/extents.c:4441 ext4_truncate+0xa18/0x1180 fs/ext4/inode.c:4139 ext4_evict_inode+0x90f/0xf50 fs/ext4/inode.c:258 evict+0x2a8/0x630 fs/inode.c:667 __dentry_kill+0x20d/0x630 fs/dcache.c:603 dput+0x19f/0x2b0 fs/dcache.c:845 path_put+0x39/0x60 fs/namei.c:561 free_fs_struct fs/fs_struct.c:91 [inline] exit_fs+0xe9/0x140 fs/fs_struct.c:108 do_exit+0xa10/0x27e0 kernel/exit.c:870 do_group_exit+0x207/0x2c0 kernel/exit.c:1023 get_signal+0x16a1/0x1740 kernel/signal.c:2909 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] irqentry_exit_to_user_mode+0x79/0x280 kernel/entry/common.c:231 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0033:0x7f49e0638b01 Code: Unable to access opcode bytes at 0x7f49e0638ad7. RSP: 002b:00007ffdbc7f1a60 EFLAGS: 00000286 RAX: ffffffff81410d85 RBX: ffffffff814116f9 RCX: 00007f49dfe01008 RDX: 0000000000038449 RSI: 0000000080000000 RDI: 0000000000000050 RBP: ffffffff81410050 R08: 0000000081410050 R09: 000000000000003f R10: 0000000081410054 R11: 0000000081410050 R12: 0000000000000001 R13: 00007f49e07a0000 R14: 0000000000038449 R15: 00007f49e07b4038