INFO: task kworker/1:10:3766 blocked for more than 143 seconds. Not tainted 5.15.164-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:21400 pid: 3766 ppid: 2 flags:0x00004000 Workqueue: gfs_recovery gfs2_recover_func Call Trace: context_switch kernel/sched/core.c:5030 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6376 schedule+0x11b/0x1f0 kernel/sched/core.c:6459 io_schedule+0x88/0x100 kernel/sched/core.c:8484 wait_on_page_bit_common+0xa13/0x1180 mm/filemap.c:1356 wait_on_page_locked include/linux/pagemap.h:688 [inline] gfs2_jhead_process_page+0x25e/0xbf0 fs/gfs2/lops.c:476 gfs2_find_jhead+0xa5c/0x10c0 fs/gfs2/lops.c:586 gfs2_recover_func+0x6ce/0x1f00 fs/gfs2/recovery.c:462 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 INFO: task syz.2.426:5644 blocked for more than 143 seconds. Not tainted 5.15.164-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.426 state:D stack:23544 pid: 5644 ppid: 5051 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5030 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6376 schedule+0x11b/0x1f0 kernel/sched/core.c:6459 bit_wait+0xe/0xc0 kernel/sched/wait_bit.c:199 __wait_on_bit+0xb9/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0x1d0/0x250 kernel/sched/wait_bit.c:64 wait_on_bit include/linux/wait_bit.h:76 [inline] gfs2_recover_journal+0x110/0x160 fs/gfs2/recovery.c:579 init_journal+0x1804/0x23c0 fs/gfs2/ops_fstype.c:837 init_inodes+0xdc/0x310 fs/gfs2/ops_fstype.c:891 gfs2_fill_super+0x1c2c/0x2750 fs/gfs2/ops_fstype.c:1249 get_tree_bdev+0x3fe/0x620 fs/super.c:1312 gfs2_get_tree+0x50/0x210 fs/gfs2/ops_fstype.c:1332 vfs_get_tree+0x88/0x270 fs/super.c:1517 do_new_mount+0x2ba/0xb40 fs/namespace.c:3005 do_mount fs/namespace.c:3348 [inline] __do_sys_mount fs/namespace.c:3556 [inline] __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3533 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7ff24363daba RSP: 002b:00007ff241abae78 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ff241abaf00 RCX: 00007ff24363daba RDX: 000000002001f680 RSI: 000000002001f6c0 RDI: 00007ff241abaec0 RBP: 000000002001f680 R08: 00007ff241abaf00 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000002001f6c0 R13: 00007ff241abaec0 R14: 000000000001f6b8 R15: 000000002001f700 Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffffffff8c91fb20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 1 lock held by acpid/3011: #0: ffffffff8c9240e8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:322 [inline] #0: ffffffff8c9240e8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x350/0x740 kernel/rcu/tree_exp.h:845 2 locks held by getty/3330: #0: ffff88814b123098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252 #1: ffffc90002bab2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 drivers/tty/n_tty.c:2158 3 locks held by kworker/u5:2/3573: 4 locks held by udevd/3586: #0: ffff8880705e0e80 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xae/0xd10 fs/seq_file.c:182 #1: ffff888069109c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_seq_start+0x50/0x3b0 fs/kernfs/file.c:112 #2: ffff88801dbbd0f0 (kn->active#32){++++}-{0:0}, at: kernfs_seq_start+0x6f/0x3b0 fs/kernfs/file.c:113 #3: ffff88801e9d5220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline] #3: ffff88801e9d5220 (&dev->mutex){....}-{3:3}, at: uevent_show+0x17e/0x340 drivers/base/core.c:2408 2 locks held by kworker/1:4/3613: #0: ffff888011c72138 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc900031a7d20 ((work_completion)(&rew.rew_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 3 locks held by kworker/1:5/3617: #0: ffff888014a06138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc900031f7d20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 #2: ffff88801e9d5220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline] #2: ffff88801e9d5220 (&dev->mutex){....}-{3:3}, at: hub_event+0x208/0x54c0 drivers/usb/core/hub.c:5769 2 locks held by kworker/1:10/3766: #0: ffff888018a64138 ((wq_completion)gfs_recovery){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc90003437d20 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 3 locks held by kworker/0:18/3802: #0: ffff888011c70938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 kernel/workqueue.c:2283 #1: ffffc90004467d20 ((work_completion)(&pwq->unbound_release_work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 kernel/workqueue.c:2285 #2: ffffffff8c9240e8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:322 [inline] #2: ffffffff8c9240e8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x350/0x740 kernel/rcu/tree_exp.h:845 3 locks held by kworker/u4:8/3889: 1 lock held by syz.2.426/5644: #0: ffff8880602ca0e0 (&type->s_umount_key#95/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940 fs/super.c:229 1 lock held by syz.2.1318/8463: #0: ffff8880602ca0e0 (&type->s_umount_key#106){++++}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:703 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.164-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline] watchdog+0xe72/0xeb0 kernel/hung_task.c:295 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4542 Comm: kworker/u4:13 Not tainted 5.15.164-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: phy23 ieee80211_iface_work RIP: 0010:kasan_get_free_meta+0x18/0x20 mm/kasan/common.c:247 Code: 48 0f 44 c1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 63 8f c0 00 00 00 48 8d 14 0e 31 c0 48 81 f9 ff ff ff 7f 48 0f 45 c2 0f 1f 80 00 00 00 00 48 83 3f ff 74 65 48 c7 c0 ff ff ff ff eb RSP: 0018:ffffc90002f77a30 EFLAGS: 00000293 RAX: ffff88806155bc00 RBX: ffff88806155bc00 RCX: 0000000000000000 RDX: ffff88806155bc00 RSI: ffff88806155bc00 RDI: ffff888011c41c80 RBP: 0000000000000400 R08: dffffc0000000000 R09: ffffed100c2ab780 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffffffff81c99711 R14: ffff888011c41c80 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0c8ad81178 CR3: 000000007e142000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kasan_set_free_info+0x9/0x40 mm/kasan/generic.c:356 ____kasan_slab_free+0xd8/0x120 mm/kasan/common.c:366 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1705 [inline] slab_free_freelist_hook+0xdd/0x160 mm/slub.c:1731 slab_free mm/slub.c:3499 [inline] kfree+0xf1/0x270 mm/slub.c:4559 skb_free_head net/core/skbuff.c:655 [inline] skb_release_data+0x73a/0x8a0 net/core/skbuff.c:677 skb_release_all net/core/skbuff.c:742 [inline] __kfree_skb net/core/skbuff.c:756 [inline] kfree_skb_reason+0xb3/0x170 net/core/skbuff.c:776 kfree_skb include/linux/skbuff.h:1123 [inline] ieee80211_iface_work+0x251/0xcc0 net/mac80211/iface.c:1497 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287