BUG: sleeping function called from invalid context at fs/buffer.c:1381 in_atomic(): 1, irqs_disabled(): 0, pid: 9538, name: syz-executor.1 3 locks held by syz-executor.1/9538: #0: (sb_writers#14){.+.+}, at: [] sb_start_write include/linux/fs.h:1551 [inline] #0: (sb_writers#14){.+.+}, at: [] mnt_want_write+0x3a/0xb0 fs/namespace.c:386 #1: (&sb->s_type->i_mutex_key#23){+.+.}, at: [] inode_lock include/linux/fs.h:719 [inline] #1: (&sb->s_type->i_mutex_key#23){+.+.}, at: [] do_truncate+0xf0/0x1a0 fs/open.c:61 #2: (pointers_lock){.+.+}, at: [] get_block+0x153/0x1230 fs/sysv/itree.c:217 Preemption disabled at: [< (null)>] (null) CPU: 1 PID: 9538 Comm: syz-executor.1 Not tainted 4.14.302-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6041 __getblk_gfp fs/buffer.c:1381 [inline] __bread_gfp+0x3e/0x2e0 fs/buffer.c:1428 sb_bread include/linux/buffer_head.h:343 [inline] get_branch+0x2ac/0x600 fs/sysv/itree.c:104 get_block+0x176/0x1230 fs/sysv/itree.c:218 block_truncate_page+0x2a8/0x8f0 fs/buffer.c:2944 sysv_truncate+0x1c4/0xd70 fs/sysv/itree.c:383 sysv_setattr+0x115/0x180 fs/sysv/file.c:47 notify_change+0x56b/0xd10 fs/attr.c:315 do_truncate+0xff/0x1a0 fs/open.c:63 vfs_truncate+0x456/0x680 fs/open.c:120 do_sys_truncate.part.0+0xdc/0xf0 fs/open.c:143 do_sys_truncate fs/open.c:137 [inline] SYSC_truncate fs/open.c:155 [inline] SyS_truncate+0x23/0x40 fs/open.c:153 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fac823a50a9 RSP: 002b:00007fac80917168 EFLAGS: 00000246 ORIG_RAX: 000000000000004c RAX: ffffffffffffffda RBX: 00007fac824c4f80 RCX: 00007fac823a50a9 RDX: 0000000000000000 RSI: 0000000000008001 RDI: 000000002000a340 RBP: 00007fac82400ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd92501e6f R14: 00007fac80917300 R15: 0000000000022000 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. audit: type=1800 audit(1671731933.209:2): pid=9690 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="sda1" ino=13899 res=0 audit: type=1800 audit(1671731934.039:3): pid=9722 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="sda1" ino=13920 res=0 audit: type=1800 audit(1671731934.719:4): pid=9741 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=13904 res=0 audit: type=1800 audit(1671731935.709:5): pid=9771 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="sda1" ino=13904 res=0 audit: type=1800 audit(1671731936.889:6): pid=9788 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="sda1" ino=13932 res=0 audit: type=1800 audit(1671731937.079:7): pid=9785 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=13933 res=0 audit: type=1800 audit(1671731937.759:8): pid=9818 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="bus" dev="sda1" ino=13931 res=0 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check.