Buffer I/O error on dev loop1, logical block 8073606, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4329, name: syz-executor.1 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.1/4329: #0: ffff0000f194c188 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:768 [inline] #0: ffff0000f194c188 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1706 #1: ffff800015cc65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x148/0x13b4 fs/sysv/itree.c:221 Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 1 PID: 4329 Comm: syz-executor.1 Not tainted 6.1.84-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 __getblk_gfp+0x5c/0x874 fs/buffer.c:1331 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 syz-executor.1: attempt to access beyond end of device loop1: rw=0, sector=6491548, nr_sectors = 2 limit=128 Buffer I/O error on dev loop1, logical block 3245774, async page read syz-executor.1: attempt to access beyond end of device loop1: rw=0, sector=17669878, nr_sectors = 2 limit=128 Buffer I/O error on dev loop1, logical block 8834939, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4329, name: syz-executor.1 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 2 locks held by syz-executor.1/4329: #0: ffff0000f194c188 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:768 [inline] #0: ffff0000f194c188 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1706 #1: ffff800015cc65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x148/0x13b4 fs/sysv/itree.c:221 Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 1 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __getblk_gfp+0x5c/0x874 fs/buffer.c:1331 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 2 locks held by syz-executor.1/4329: #0: ffff0000f194c188 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: inode_lock_shared include/linux/fs.h:768 [inline] #0: ffff0000f194c188 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x50/0x84 fs/namei.c:1706 #1: ffff800015cc65f8 (pointers_lock){.+.+}-{2:2}, at: get_block+0x148/0x13b4 fs/sysv/itree.c:221 Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 1 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(val > preempt_count()) WARNING: CPU: 0 PID: 4329 at kernel/sched/core.c:5735 preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5735 Modules linked in: CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5735 lr : preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5735 sp : ffff80001e596d50 x29: ffff80001e596d70 x28: dfff800000000000 x27: ffff80001e596eb0 x26: 1fffe0001e32980c x25: ffff80001e596eb0 x24: ffff80001e596e80 x23: ffff0000f194c060 x22: 0000000000000003 x21: ffff80001e596e90 x20: ffff0000f194c038 x19: ffff800015cc65e0 x18: 1fffe0003686b776 x17: ffff80001583d000 x16: ffff800012154d14 x15: ffff0001b435bbbc x14: ffff0001b435bbb8 x13: 1fffe0003686b776 x12: 0000000000000001 x11: 1fffe0001b80d850 x10: 0000000000000000 x9 : 439c2af623802c00 x8 : 439c2af623802c00 x7 : 1fffe0003686b777 x6 : ffff80000827c8d4 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000826a620 x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: preempt_count_sub+0x11c/0x2d8 kernel/sched/core.c:5735 __raw_read_unlock include/linux/rwlock_api_smp.h:233 [inline] _raw_read_unlock+0x40/0x84 kernel/locking/spinlock.c:260 get_block+0x170/0x13b4 fs/sysv/itree.c:223 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 irq event stamp: 166679 hardirqs last enabled at (166679): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1366 [inline] hardirqs last enabled at (166679): [] rq_unlock_irq kernel/sched/sched.h:1661 [inline] hardirqs last enabled at (166679): [] psi_memstall_leave+0x118/0x168 kernel/sched/psi.c:1096 hardirqs last disabled at (166678): [] this_rq_lock_irq kernel/sched/sched.h:1678 [inline] hardirqs last disabled at (166678): [] psi_memstall_leave+0x74/0x168 kernel/sched/psi.c:1091 softirqs last enabled at (166674): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (166674): [] __do_softirq+0xc1c/0xe38 kernel/softirq.c:600 softirqs last disabled at (166527): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4329, name: syz-executor.1 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __getblk_gfp+0x5c/0x874 fs/buffer.c:1331 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4329, name: syz-executor.1 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 1 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __getblk_gfp+0x5c/0x874 fs/buffer.c:1331 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 1 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4329, name: syz-executor.1 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __getblk_gfp+0x5c/0x874 fs/buffer.c:1331 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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 BUG: scheduling while atomic: syz-executor.1/4329/0x00000002 INFO: lockdep is turned off. Modules linked in: Preemption disabled at: [] get_block+0x148/0x13b4 fs/sysv/itree.c:221 CPU: 0 PID: 4329 Comm: syz-executor.1 Tainted: G W 6.1.84-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 __schedule_bug+0x12c/0x1e0 kernel/sched/core.c:5790 schedule_debug kernel/sched/core.c:5817 [inline] __schedule+0xf7c/0x1c98 kernel/sched/core.c:6452 schedule+0xc4/0x170 kernel/sched/core.c:6634 io_schedule+0x8c/0x188 kernel/sched/core.c:8786 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296 __folio_lock mm/filemap.c:1659 [inline] folio_lock include/linux/pagemap.h:974 [inline] __filemap_get_folio+0x5ac/0xb6c mm/filemap.c:1931 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:646 [inline] grow_dev_page fs/buffer.c:946 [inline] grow_buffers fs/buffer.c:1011 [inline] __getblk_slow fs/buffer.c:1038 [inline] __getblk_gfp+0x1dc/0x874 fs/buffer.c:1333 __bread_gfp+0x3c/0x2ec fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x234/0x55c fs/sysv/itree.c:104 get_block+0x164/0x13b4 fs/sysv/itree.c:222 block_read_full_folio+0x2f4/0x98c fs/buffer.c:2271 sysv_read_folio+0x28/0x38 fs/sysv/itree.c:465 filemap_read_folio+0x14c/0x39c mm/filemap.c:2461 do_read_cache_folio+0x24c/0x544 mm/filemap.c:3598 do_read_cache_page mm/filemap.c:3640 [inline] read_cache_page+0x6c/0x180 mm/filemap.c:3649 read_mapping_page include/linux/pagemap.h:791 [inline] dir_get_page fs/sysv/dir.c:58 [inline] sysv_find_entry+0x170/0x5a8 fs/sysv/dir.c:146 sysv_inode_by_name+0xa0/0x330 fs/sysv/dir.c:360 sysv_lookup+0x74/0xe4 fs/sysv/namei.c:38 __lookup_slow+0x250/0x374 fs/namei.c:1690 lookup_slow+0x60/0x84 fs/namei.c:1707 walk_component fs/namei.c:1998 [inline] link_path_walk+0x830/0xcc8 fs/namei.c:2325 path_openat+0x1c8/0x2548 fs/namei.c:3781 do_filp_open+0x1bc/0x3cc fs/namei.c:3812 do_sys_openat2+0x128/0x3d8 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345 __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