general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 1 PID: 5333 Comm: syz-executor.7 Not tainted 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c956700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9c2c956718 CR3: 000000000fcde000 CR4: 0000000000350ee0
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f9c2f401b19
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:00007f9c2c956188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f9c2f515020 RCX: 00007f9c2f401b19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007f9c2f45bf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2ea7502f R14: 00007f9c2c956300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c956700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9c2c956718 CR3: 000000000fcde000 CR4: 0000000000350ee0
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'.
general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#2] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 1 PID: 5355 Comm: syz-executor.7 Tainted: G D 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042b97c78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042b97d60 RCX: ffffc9000904b000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff88801f8eca00
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c935700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000000fcde000 CR4: 0000000000350ee0
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f9c2f401b19
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:00007f9c2c935188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f9c2f5150e0 RCX: 00007f9c2f401b19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007f9c2f45bf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2ea7502f R14: 00007f9c2c935300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c935700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000000fcde000 CR4: 0000000000350ee0
general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#3] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 0 PID: 5375 Comm: syz-executor.7 Tainted: G D 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff88804364fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff88804364fd60 RCX: 0000000000000000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff88800ee70000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c977700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c92d000 CR3: 0000000040f08000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f9c2f401b19
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:00007f9c2c977188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f9c2f514f60 RCX: 00007f9c2f401b19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007f9c2f45bf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2ea7502f R14: 00007f9c2c977300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c977700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c92d000 CR3: 0000000040f08000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
EXT4-fs (sda): Can't modify superblock whileperforming online resize
general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#4] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 1 PID: 5391 Comm: syz-executor.2 Tainted: G D 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042b87c78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042b87d60 RCX: 0000000000000000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff88800e8f9b80
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007fbc8c542700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c02c000 CR3: 000000003186e000 CR4: 0000000000350ee0
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fbc8efccb19
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:00007fbc8c542188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007fbc8f0dff60 RCX: 00007fbc8efccb19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007fbc8f026f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd7e24246f R14: 00007fbc8c542300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007fbc8c542700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c02c000 CR3: 000000003186e000 CR4: 0000000000350ee0
general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#5] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 1 PID: 5401 Comm: syz-executor.7 Tainted: G D 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff8880441dfc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff8880441dfd60 RCX: 0000000000000000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff888015b13180
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c977700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c92f000 CR3: 0000000031234000 CR4: 0000000000350ee0
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f9c2f401b19
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:00007f9c2c977188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f9c2f514f60 RCX: 00007f9c2f401b19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007f9c2f45bf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2ea7502f R14: 00007f9c2c977300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007f9c2c977700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c92f000 CR3: 0000000031234000 CR4: 0000000000350ee0
mmap: syz-executor.3 (5409) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst.
general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#6] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 0 PID: 5422 Comm: syz-executor.2 Tainted: G D 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff88804098fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff88804098fd60 RCX: 0000000000000000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff888040d50f00
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007fbc8c542700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c02f000 CR3: 0000000031656000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fbc8efccb19
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:00007fbc8c542188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007fbc8f0dff60 RCX: 00007fbc8efccb19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007fbc8f026f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd7e24246f R14: 00007fbc8c542300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007fbc8c542700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c02f000 CR3: 0000000031656000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
general protection fault, probably for non-canonical address 0xdffffc0004000448: 0000 [#7] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020002240-0x0000000020002247]
CPU: 1 PID: 5461 Comm: syz-executor.2 Tainted: G D 6.3.0-rc3-next-20230327 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888043ab7c78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888043ab7d60 RCX: ffffc90000807000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff888040157180
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007fbc8c542700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8c6dfc0028 CR3: 0000000009462000 CR4: 0000000000350ee0
Call Trace:
vfs_readv+0xe5/0x160
__x64_sys_preadv+0x233/0x310
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fbc8efccb19
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:00007fbc8c542188 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007fbc8f0dff60 RCX: 00007fbc8efccb19
RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000006
RBP: 00007fbc8f026f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd7e24246f R14: 00007fbc8c542300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_read+0x481/0x750
Code: 00 0f 85 52 02 00 00 4d 8b 7c 24 28 e8 48 2c c6 ff 48 8b 44 24 18 80 38 00 0f 85 1c 02 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 ef 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888042a0fc78 EFLAGS: 00010216
RAX: 0000000020002240 RBX: ffff888042a0fd60 RCX: ffffc90008244000
RDX: 0000000004000448 RSI: ffffffff81855c98 RDI: 0000000000000007
RBP: 000000000000100d R08: 0000000000000007 R09: 0000000000000000
R10: 000000000000100d R11: 0000000000000001 R12: ffff8880409cd900
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff8491de20
FS: 00007fbc8c542700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8c6dfc0028 CR3: 0000000009462000 CR4: 0000000000350ee0
audit: type=1400 audit(1679917977.648:13): avc: denied { watch_reads } for pid=5631 comm="syz-executor.7" path="/syzkaller-testdir936790037/syzkaller.RXoYqz/83" dev="sda" ino=16013 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=dir permissive=1
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
random: crng reseeded on system resumption
process 'syz-executor.3' launched '/dev/fd/-1/./file0' with NULL argv: empty string added
loop4: detected capacity change from 0 to 16127
=======================================================
WARNING: The mand mount option has been deprecated and
and is ignored by this kernel. Remove the mand
option from the mount to silence this warning.
=======================================================
loop4: detected capacity change from 0 to 16127
loop4: detected capacity change from 0 to 16127
loop6: detected capacity change from 0 to 16127
loop6: detected capacity change from 0 to 16127
loop4: detected capacity change from 0 to 16127
loop4: detected capacity change from 0 to 16127
----------------
Code disassembly (best guess):
0: 00 0f add %cl,(%rdi)
2: 85 52 02 test %edx,0x2(%rdx)
5: 00 00 add %al,(%rax)
7: 4d 8b 7c 24 28 mov 0x28(%r12),%r15
c: e8 48 2c c6 ff callq 0xffc62c59
11: 48 8b 44 24 18 mov 0x18(%rsp),%rax
16: 80 38 00 cmpb $0x0,(%rax)
19: 0f 85 1c 02 00 00 jne 0x23b
1f: 48 8b 43 18 mov 0x18(%rbx),%rax
23: 48 89 c2 mov %rax,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 42 80 3c 32 00 cmpb $0x0,(%rdx,%r14,1) <-- trapping instruction
2f: 0f 85 ef 01 00 00 jne 0x224
35: 48 8b 4c 24 20 mov 0x20(%rsp),%rcx
3a: 48 8b 30 mov (%rax),%rsi
3d: 80 39 00 cmpb $0x0,(%rcx)