------------[ cut here ]------------
WARNING: CPU: 0 PID: 5015 at mm/gup.c:2121 is_valid_gup_args+0x1dc/0x230
Modules linked in:
CPU: 0 PID: 5015 Comm: syz-executor.5 Not tainted 6.2.0-rc7-next-20230207 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:is_valid_gup_args+0x1dc/0x230
Code: dd ff 48 83 3c 24 00 0f 85 76 ff ff ff e8 5c 50 dd ff 0f 0b 45 31 e4 eb c9 e8 50 50 dd ff 0f 0b 45 31 e4 eb bd e8 44 50 dd ff <0f> 0b 45 31 e4 eb b1 e8 38 50 dd ff 0f 0b 45 31 e4 eb a5 e8 2c 50
RSP: 0018:ffff88801e5ff508 EFLAGS: 00010216
RAX: 0000000000007542 RBX: 0000000000040000 RCX: ffffc90006e02000
RDX: 0000000000040000 RSI: ffffffff816e127c RDI: 0000000000000005
RBP: ffff88801e5ff568 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000040000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000040000 R15: 0000000000040000
FS: 00007fe8f393b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6747eda3a4 CR3: 000000001c27c000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
pin_user_pages_fast+0x83/0x100
iov_iter_extract_pages+0x2b9/0x1e90
bio_iov_iter_get_pages+0x341/0x13c0
tmpfs: Unknown parameter '00000000000000060929'
iomap_dio_bio_iter+0x78e/0x1350
__iomap_dio_rw+0xe22/0x1ce0
iomap_dio_rw+0x40/0xa0
ext4_file_write_iter+0xb5d/0x1930
vfs_write+0x9b4/0xdc0
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fe8f63e6b19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe8f393b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fe8f64fa020 RCX: 00007fe8f63e6b19
RDX: 0000000000140000 RSI: 0000000020000200 RDI: 0000000000000007
RBP: 00007fe8f6440f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd4d4ea2cf R14: 00007fe8f393b300 R15: 0000000000022000
irq event stamp: 1509
hardirqs last enabled at (1521): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (1534): [] sysvec_call_function_single+0xf/0x90
softirqs last enabled at (774): [] __irq_exit_rcu+0xcc/0x110
softirqs last disabled at (765): [] __irq_exit_rcu+0xcc/0x110
---[ end trace 0000000000000000 ]---
audit: type=1326 audit(1675771503.236:10): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=5092 comm="syz-executor.2" exe="/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7faba41b7b19 code=0x0
audit: type=1400 audit(1675771503.251:11): avc: denied { read } for pid=5094 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
audit: type=1400 audit(1675771503.356:12): avc: denied { tracepoint } for pid=5094 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
audit: type=1326 audit(1675771504.061:13): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=5092 comm="syz-executor.2" exe="/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7faba41b7b19 code=0x0
audit: type=1326 audit(1675771504.183:14): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=5125 comm="syz-executor.2" exe="/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7faba41b7b19 code=0x0
audit: type=1326 audit(1675771505.116:15): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=5179 comm="syz-executor.2" exe="/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7faba41b7b19 code=0x0
tmpfs: Unknown parameter 'mpol prefer:0'
tmpfs: Unknown parameter 'mpol prefer:0'
tmpfs: Unknown parameter 'mpol prefer:0'
tmpfs: Unknown parameter '.]sĀrefer:0'
audit: type=1326 audit(1675771506.216:16): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=5214 comm="syz-executor.2" exe="/syz-executor.2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7faba41b7b19 code=0x0
tmpfs: Unknown parameter 'mpol prefer:0'
tmpfs: Unknown parameter '.]sĀrefer:0'
tmpfs: Unknown parameter 'mpol prefer:0'
tmpfs: Unknown parameter '.]sĀrefer:0'
device lo entered promiscuous mode
syz_tun: refused to change device tx_queue_len
device lo left promiscuous mode
device lo entered promiscuous mode
syz_tun: refused to change device tx_queue_len