BUG: sleeping function called from invalid context at ./include/linux/pagemap.h:1135 in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 16999, name: kworker/1:0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by kworker/1:0/16999: #0: ffff88801b480d48 ((wq_completion)events ){+.+.}-{0:0}, at: process_one_work+0x12a2/0x1b70 kernel/workqueue.c:3213 #1: ffffc9000bbc7d18 ((work_completion)(&sfp->ew.work)){+.+.}-{0:0}, at: process_one_work+0x929/0x1b70 kernel/workqueue.c:3214 #2: ffff88803c5cc080 (&sfp->rq_list_lock){..-.}-{3:3}, at: sg_remove_sfp_usercontext+0x81/0x590 drivers/scsi/sg.c:2210 irq event stamp: 107212 hardirqs last enabled at (107211): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (107211): [] _raw_spin_unlock_irq+0x23/0x50 kernel/locking/spinlock.c:202 hardirqs last disabled at (107212): [] __raw_write_lock_irqsave include/linux/rwlock_api_smp.h:184 [inline] hardirqs last disabled at (107212): [] _raw_write_lock_irqsave+0x52/0x60 kernel/locking/spinlock.c:318 softirqs last enabled at (106894): [] sock_orphan include/net/sock.h:2063 [inline] softirqs last enabled at (106894): [] unix_release_sock+0x4f0/0x12e0 net/unix/af_unix.c:670 softirqs last disabled at (106892): [] sock_orphan include/net/sock.h:2059 [inline] softirqs last disabled at (106892): [] unix_release_sock+0x47b/0x12e0 net/unix/af_unix.c:670 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 UID: 0 PID: 16999 Comm: kworker/1:0 Tainted: G U 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0 PREEMPT(full) Tainted: [U]=USER Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: events sg_remove_sfp_usercontext Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 __might_resched+0x3c0/0x5e0 kernel/sched/core.c:8818 folio_lock include/linux/pagemap.h:1135 [inline] __bio_release_pages+0x312/0x3b0 block/bio.c:1069 bio_release_pages include/linux/bio.h:441 [inline] blk_rq_unmap_user+0x3be/0x980 block/blk-map.c:675 sg_finish_rem_req+0xde/0x590 drivers/scsi/sg.c:1837 sg_remove_sfp_usercontext+0x103/0x590 drivers/scsi/sg.c:2213 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245