random: crng reseeded on system resumption
Restarting kernel threads ... done.
general protection fault, probably for non-canonical address 0xdffffc0004000090: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020000480-0x0000000020000487]
CPU: 1 PID: 4232 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_write+0x477/0x700
Code: 00 0f 85 fd 01 00 00 4d 8b 7c 24 28 e8 d2 05 c6 ff 48 8b 44 24 18 80 38 00 0f 85 68 01 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 3b 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff8880432a7c68 EFLAGS: 00010216
RAX: 0000000020000480 RBX: ffff8880432a7d58 RCX: ffffc90007813000
RDX: 0000000004000090 RSI: ffffffff8185830e RDI: 0000000000000007
RBP: 0000000000000008 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: ffff88800dfd6000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff84911240
FS: 00007fb9f0d55700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c22c000 CR3: 0000000019dc6000 CR4: 0000000000350ee0
Call Trace:
vfs_writev+0x1ae/0x660
do_writev+0x133/0x300
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fb9f37dfb19
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:00007fb9f0d55188 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fb9f38f2f60 RCX: 00007fb9f37dfb19
RDX: 0000000000000001 RSI: 0000000020000180 RDI: 0000000000000004
RBP: 00007fb9f3839f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffde8f9fdf R14: 00007fb9f0d55300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_write+0x477/0x700
Code: 00 0f 85 fd 01 00 00 4d 8b 7c 24 28 e8 d2 05 c6 ff 48 8b 44 24 18 80 38 00 0f 85 68 01 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 3b 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff8880432a7c68 EFLAGS: 00010216
RAX: 0000000020000480 RBX: ffff8880432a7d58 RCX: ffffc90007813000
RDX: 0000000004000090 RSI: ffffffff8185830e RDI: 0000000000000007
RBP: 0000000000000008 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: ffff88800dfd6000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff84911240
FS: 00007fb9f0d55700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c22c000 CR3: 0000000019dc6000 CR4: 0000000000350ee0
random: crng reseeded on system resumption
Restarting kernel threads ... done.
random: crng reseeded on system resumption
Restarting kernel threads ... done.
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=2564 sclass=netlink_tcpdiag_socket pid=4253 comm=syz-executor.1
general protection fault, probably for non-canonical address 0xdffffc0004000090: 0000 [#2] PREEMPT SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000020000480-0x0000000020000487]
CPU: 1 PID: 4262 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_write+0x477/0x700
Code: 00 0f 85 fd 01 00 00 4d 8b 7c 24 28 e8 d2 05 c6 ff 48 8b 44 24 18 80 38 00 0f 85 68 01 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 3b 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff888044257c68 EFLAGS: 00010216
RAX: 0000000020000480 RBX: ffff888044257d58 RCX: ffffc90009e26000
RDX: 0000000004000090 RSI: ffffffff8185830e RDI: 0000000000000007
RBP: 0000000000000008 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: ffff88801c470000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff84911240
FS: 00007fb9f0d13700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffdb493000 CR3: 0000000019dc6000 CR4: 0000000000350ee0
Call Trace:
vfs_writev+0x1ae/0x660
do_writev+0x133/0x300
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fb9f37dfb19
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:00007fb9f0d13188 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fb9f38f30e0 RCX: 00007fb9f37dfb19
RDX: 0000000000000001 RSI: 0000000020000180 RDI: 0000000000000004
RBP: 00007fb9f3839f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffde8f9fdf R14: 00007fb9f0d13300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_iter_write+0x477/0x700
Code: 00 0f 85 fd 01 00 00 4d 8b 7c 24 28 e8 d2 05 c6 ff 48 8b 44 24 18 80 38 00 0f 85 68 01 00 00 48 8b 43 18 48 89 c2 48 c1 ea 03 <42> 80 3c 32 00 0f 85 3b 01 00 00 48 8b 4c 24 20 48 8b 30 80 39 00
RSP: 0018:ffff8880432a7c68 EFLAGS: 00010216
RAX: 0000000020000480 RBX: ffff8880432a7d58 RCX: ffffc90007813000
RDX: 0000000004000090 RSI: ffffffff8185830e RDI: 0000000000000007
RBP: 0000000000000008 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000001 R12: ffff88800dfd6000
R13: 0000000000000000 R14: dffffc0000000000 R15: ffffffff84911240
FS: 00007fb9f0d13700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffdb493000 CR3: 0000000019dc6000 CR4: 0000000000350ee0
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=2564 sclass=netlink_tcpdiag_socket pid=4283 comm=syz-executor.1
audit: type=1326 audit(1679919739.205:10): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=4284 comm="syz-executor.6" exe="/syz-executor.6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fac810f3b19 code=0x0
audit: type=1326 audit(1679919740.031:11): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=4284 comm="syz-executor.6" exe="/syz-executor.6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fac810f3b19 code=0x0
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=2564 sclass=netlink_tcpdiag_socket pid=4309 comm=syz-executor.1
audit: type=1326 audit(1679919740.181:12): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=4307 comm="syz-executor.6" exe="/syz-executor.6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fac810f3b19 code=0x0
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=2564 sclass=netlink_tcpdiag_socket pid=4331 comm=syz-executor.1
audit: type=1326 audit(1679919741.123:13): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=4346 comm="syz-executor.6" exe="/syz-executor.6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fac810f3b19 code=0x0
audit: type=1326 audit(1679919742.058:14): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=4376 comm="syz-executor.6" exe="/syz-executor.6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fac810f3b19 code=0x0
EXT4-fs: journaled quota format not specified
EXT4-fs: journaled quota format not specified
9pnet_fd: Insufficient options for proto=fd
audit: type=1400 audit(1679919747.205:15): avc: denied { block_suspend } for pid=4623 comm="syz-executor.2" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
----------------
Code disassembly (best guess):
0: 00 0f add %cl,(%rdi)
2: 85 fd test %edi,%ebp
4: 01 00 add %eax,(%rax)
6: 00 4d 8b add %cl,-0x75(%rbp)
9: 7c 24 jl 0x2f
b: 28 e8 sub %ch,%al
d: d2 05 c6 ff 48 8b rolb %cl,-0x74b7003a(%rip) # 0x8b48ffd9
13: 44 24 18 rex.R and $0x18,%al
16: 80 38 00 cmpb $0x0,(%rax)
19: 0f 85 68 01 00 00 jne 0x187
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 3b 01 00 00 jne 0x170
35: 48 8b 4c 24 20 mov 0x20(%rsp),%rcx
3a: 48 8b 30 mov (%rax),%rsi
3d: 80 39 00 cmpb $0x0,(%rcx)