BUG: sleeping function called from invalid context at kernel/printk/printk.c:2623
in_atomic(): 1, irqs_disabled(): 128, non_block: 0, pid: 9377, name: syz-executor.2
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.2/9377:
 #0: ffff0000f0c2b098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff0000f0c2b130 (&tty->atomic_write_lock){+.+.}-{3:3}, at: tty_write_lock drivers/tty/tty_io.c:944 [inline]
 #1: ffff0000f0c2b130 (&tty->atomic_write_lock){+.+.}-{3:3}, at: do_tty_write drivers/tty/tty_io.c:967 [inline]
 #1: ffff0000f0c2b130 (&tty->atomic_write_lock){+.+.}-{3:3}, at: file_tty_write+0x18c/0x6f0 drivers/tty/tty_io.c:1089
 #2: ffff0000d0b0a3e0 (&gsm->tx_lock){....}-{2:2}, at: gsmld_write+0x60/0x154 drivers/tty/n_gsm.c:3060
irq event stamp: 578
hardirqs last  enabled at (577): [<ffff80000896ac80>] ___slab_alloc+0xd08/0xee0 mm/slub.c:3132
hardirqs last disabled at (578): [<ffff8000122413f8>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
hardirqs last disabled at (578): [<ffff8000122413f8>] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162
softirqs last  enabled at (566): [<ffff800008033178>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (564): [<ffff800008033144>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
Preemption disabled at:
[<ffff80000b607fc0>] gsmld_write+0x60/0x154 drivers/tty/n_gsm.c:3060
CPU: 0 PID: 9377 Comm: syz-executor.2 Not tainted 6.1.88-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call trace:
 dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 __might_resched+0x37c/0x4d8 kernel/sched/core.c:9942
 __might_sleep+0x90/0xe4 kernel/sched/core.c:9871
 console_lock+0x38/0x238 kernel/printk/printk.c:2623
 do_con_write+0x110/0x5a8c drivers/tty/vt/vt.c:2908
 con_write+0x34/0x58 drivers/tty/vt/vt.c:3295
 gsmld_write+0x104/0x154 drivers/tty/n_gsm.c:3063
 do_tty_write drivers/tty/tty_io.c:1018 [inline]
 file_tty_write+0x404/0x6f0 drivers/tty/tty_io.c:1089
 tty_write+0x48/0x58 drivers/tty/tty_io.c:1110
 call_write_iter include/linux/fs.h:2265 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x610/0x914 fs/read_write.c:584
 ksys_write+0x15c/0x26c fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
loop2: detected capacity change from 0 to 512
EXT4-fs: Ignoring removed mblk_io_submit option
[EXT4 FS bs=1024, gc=1, bpg=255, ipg=32, mo=a816c118, mo2=0000]
System zones: 1-12
EXT4-fs error (device loop2): ext4_xattr_inode_iget:404: inode #11: comm syz-executor.2: missing EA_INODE flag
EXT4-fs error (device loop2): ext4_xattr_inode_iget:409: comm syz-executor.2: error while reading EA inode 11 err=-117
EXT4-fs (loop2): 1 orphan inode deleted
EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback.