------------[ cut here ]------------
WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#1: syz-executor.7/280
Modules linked in:
CPU: 1 UID: 0 PID: 280 Comm: syz-executor.7 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:mntput_no_expire+0x78e/0xbe0
Code: 05 16 42 81 04 01 e8 31 f8 91 ff e9 41 fc ff ff e8 b7 50 b4 ff 31 ff 44 89 ee e8 dd 4b b4 ff 45 85 ed 79 09 e8 a3 50 b4 ff 90 <0f> 0b 90 e8 9a 50 b4 ff e8 75 f6 fb 02 31 ff 89 c5 89 c6 e8 ba 4b
RSP: 0018:ffff888017027ce0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 1ffff11002e04fa1 RCX: ffffffff81bf96d3
RDX: ffff8880163b3700 RSI: ffffffff81bf96dd RDI: 0000000000000005
RBP: ffff88801f054a80 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000001 R12: ffff888017027d48
R13: 00000000ffffffff R14: ffff88801f054a80 R15: ffff88801f054b68
FS: 000055556d948400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff7473d959e CR3: 000000003b835000 CR4: 0000000000350ef0
Call Trace:
path_umount+0x6e0/0x1100
__x64_sys_umount+0x15c/0x190
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f64a56fdf87
Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 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:00007ffd833d2628 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 0000000000000024 RCX: 00007f64a56fdf87
RDX: 00007ffd833d26fa RSI: 000000000000000a RDI: 00007ffd833d26f0
RBP: 00007ffd833d26f0 R08: 00000000ffffffff R09: 00007ffd833d24c0
R10: 000055556d949c7b R11: 0000000000000202 R12: 00007f64a5756105
R13: 00007ffd833d37b0 R14: 000055556d949c20 R15: 00007ffd833d37f0
irq event stamp: 196559
hardirqs last enabled at (196567): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (196576): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (196318): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (196259): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#1] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f]
CPU: 1 UID: 0 PID: 4179 Comm: systemd-udevd Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f38c8af88c0(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f38c902b42b CR3: 00000000468e0000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
bdev_open+0x3e9/0xe40
blkdev_open+0x277/0x400
do_dentry_open+0x71c/0x1420
vfs_open+0x82/0x3f0
path_openat+0x1c3f/0x2880
do_filp_open+0x1e8/0x450
do_sys_openat2+0x104/0x1b0
__x64_sys_openat+0x142/0x200
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f38c9091767
Code: 25 00 00 41 00 3d 00 00 41 00 74 47 64 8b 04 25 18 00 00 00 85 c0 75 6b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 95 00 00 00 48 8b 4c 24 28 64 48 2b 0c 25
RSP: 002b:00007ffdd9009e60 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007ffdd9009f94 RCX: 00007f38c9091767
RDX: 00000000000a0800 RSI: 000055c7a2b97c20 RDI: 00000000ffffff9c
RBP: 000055c7a2b97c20 R08: 000055c78bd47820 R09: 00007f38c914a000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 0000000000000000 R14: 00007ffdd9009ef0 R15: 00007ffdd9009f94
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f38c8af88c0(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f38c902b42b CR3: 00000000468e0000 CR4: 0000000000350ef0
note: systemd-udevd[4179] exited with preempt_count 2
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#2] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f]
CPU: 1 UID: 0 PID: 4177 Comm: syz-executor.5 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801739f4c0 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046303700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801739f730 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000055556f97a400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff7473b1620 CR3: 00000000162e0000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
futex_hash_allocate+0x3e8/0x1150
futex_hash_allocate_default+0x319/0x5b0
copy_process+0x4e05/0x73c0
kernel_clone+0xea/0x7f0
__do_sys_clone+0xce/0x120
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f43012d6f41
Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00
RSP: 002b:00007ffe0cff1c68 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f42fe84b700 RCX: 00007f43012d6f41
RDX: 00007f42fe84b9d0 RSI: 00007f42fe84b2f0 RDI: 00000000003d0f00
RBP: 00007ffe0cff1ea0 R08: 00007f42fe84b700 R09: 00007f42fe84b700
R10: 00007f42fe84b9d0 R11: 0000000000000206 R12: 00007ffe0cff1d1e
R13: 00007ffe0cff1d1f R14: 00007f42fe84b300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000055556f97a400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff7473b1620 CR3: 00000000162e0000 CR4: 0000000000350ef0
note: syz-executor.5[4177] exited with preempt_count 2
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#3] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f]
CPU: 1 UID: 0 PID: 4176 Comm: modprobe Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
tc_dump_action: action bad kind
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff8880457778c0 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888045b59b80 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff888045777b30 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007ff7471c6540(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055dd2dd164c8 CR3: 00000000201e2000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
fdget_pos+0x2a8/0x380
__x64_sys_getdents64+0xe0/0x2c0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff7472b59c7
Code: 0f 1f 00 48 8b 47 20 c3 66 2e 0f 1f 84 00 00 00 00 00 90 48 81 fa ff ff ff 7f b8 ff ff ff 7f 48 0f 47 d0 b8 d9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 99 74 0f 00 f7 d8 64 89 02 48
RSP: 002b:00007ffc4df16928 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 000055dd2dd0e490 RCX: 00007ff7472b59c7
RDX: 0000000000008000 RSI: 000055dd2dd0e4c0 RDI: 0000000000000000
RBP: 000055dd2dd0e4c0 R08: 0000000000000030 R09: 00007ff7473adbe0
R10: 0000000000000076 R11: 0000000000000293 R12: ffffffffffffff80
R13: 000055dd2dd0e494 R14: 0000000000000000 R15: 000055dd2dd0e310
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007ff7471c6540(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055dd2dd164c8 CR3: 00000000201e2000 CR4: 0000000000350ef0
note: modprobe[4176] exited with preempt_count 2
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#4] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f]
CPU: 1 UID: 0 PID: 176 Comm: rs:main Q:Reg Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88800e01f940 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888013c9d280 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88800e01fbb0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007fb081022700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb06c031058 CR3: 000000000db1e000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
fdget_pos+0x2a8/0x380
ksys_write+0x71/0x240
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb081e65fef
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 5c fd ff ff 48
RSP: 002b:00007fb081021830 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007fb081e65fef
RDX: 0000000000001000 RSI: 00007fb06c009700 RDI: 0000000000000007
RBP: 0000000000001000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007fb06c009700
R13: 0000000000000000 R14: 0000000000000013 R15: 00007fb06c009440
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007fb081022700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb06c031058 CR3: 000000000db1e000 CR4: 0000000000350ef0
note: rs:main Q:Reg[176] exited with preempt_count 2
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#5] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f]
CPU: 1 UID: 0 PID: 57 Comm: kworker/u10:2 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88800aff7700 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff88800afe1b80 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88800aff7970 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb06c031058 CR3: 000000001e12b000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
cfg80211_wiphy_work+0x7e/0x480
process_one_work+0x8e1/0x19c0
worker_thread+0x67e/0xe90
kthread+0x3c8/0x740
ret_from_fork+0x34b/0x430
ret_from_fork_asm+0x1a/0x30
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb06c031058 CR3: 000000001e12b000 CR4: 0000000000350ef0
note: kworker/u10:2[57] exited with preempt_count 2
kmemleak: Found object by alias at 0x607f1a639b14
CPU: 1 UID: 0 PID: 4201 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
dump_stack_lvl+0xca/0x120
__lookup_object+0x94/0xb0
delete_object_full+0x27/0x70
free_percpu+0x30/0x1160
futex_hash_free+0x38/0xc0
mmput+0x2d3/0x390
do_exit+0x79d/0x2970
do_group_exit+0xd3/0x2a0
get_signal+0x2315/0x2340
arch_do_signal_or_restart+0x80/0x790
exit_to_user_mode_loop+0x8b/0x110
do_syscall_64+0x2f7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f07ea9d1b19
Code: Unable to access opcode bytes at 0x7f07ea9d1aef.
RSP: 002b:00007f07e7ee4218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f07eaae51a8 RCX: 00007f07ea9d1b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f07eaae51a8
RBP: 00007f07eaae51a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f07eaae51ac
R13: 00007ffc48de6b9f R14: 00007f07e7ee4300 R15: 0000000000022000
kmemleak: Object (percpu) 0x607f1a639b10 (size 8):
kmemleak: comm "syz-executor.0", pid 4171, jiffies 4294857508
kmemleak: min_count = 1
kmemleak: count = 0
kmemleak: flags = 0x21
kmemleak: checksum = 0
kmemleak: backtrace:
pcpu_alloc_noprof+0x87a/0x1170
perf_trace_event_init+0x366/0xa10
perf_trace_init+0x1a4/0x2f0
perf_tp_event_init+0xa6/0x120
perf_try_init_event+0x140/0x9f0
perf_event_alloc.part.0+0x118e/0x45f0
__do_sys_perf_event_open+0x719/0x2c20
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
loop5: detected capacity change from 0 to 2048
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#6] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
CPU: 0 UID: 0 PID: 4236 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff8880170a7600 EFLAGS: 00010212
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: ffffc9000f654000
RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff8880170a7870 R08: ffff88806ce31340 R09: ffffe8ffffc16b10
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000
FS: 00007f07e7f47700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556a9cac18 CR3: 00000000201c5000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock+0x337/0x5d0
lock_release+0x1ab/0x290
futex_ref_get+0x119/0x300
futex_hash+0x70/0x390
futex_wait_setup+0xae/0x550
__futex_wait+0x151/0x300
futex_wait+0xde/0x380
do_futex+0x2ee/0x370
__x64_sys_futex+0x1c9/0x4d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f07ea9d1b19
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:00007f07e7f47218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f07eaae4f68 RCX: 00007f07ea9d1b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f07eaae4f68
RBP: 00007f07eaae4f60 R08: 00007f07e7f47700 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f07eaae4f6c
R13: 00007ffc48de6b9f R14: 00007f07e7f47300 R15: 0000000000022000
Modules linked in:
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#7] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
CPU: 0 UID: 0 PID: 4236 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88806ce08a80 EFLAGS: 00010012
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002
RDX: ffff88800f0c5280 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff88806ce08cf0 R08: ffff88806ce31490 R09: ffffe8ffffc16b10
R10: 0000000000000000 R11: ffff88806ce37018 R12: dffffc0000000000
R13: 0000000000000024 R14: ffff88806ce31490 R15: dffffc0000000000
FS: 00007f07e7f47700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556a9cac18 CR3: 00000000201c5000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock+0x337/0x5d0
lock_release+0x1ab/0x290
_raw_spin_unlock+0x16/0x40
sched_ttwu_pending+0x2e0/0x4a0
__flush_smp_call_function_queue+0x434/0x740
__sysvec_call_function_single+0x6d/0x370
sysvec_call_function_single+0xa1/0xc0
asm_sysvec_call_function_single+0x1a/0x20
RIP: 0010:oops_exit+0x0/0x50
Code: f1 39 00 be ff ff ff ff 48 c7 c7 50 ac 43 86 e8 c6 0f f9 ff 5b e9 20 f1 39 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 53 e8 06 f1 39 00 8b 1d c0 ed 4e 06 31 ff 89 de e8 27
RSP: 0018:ffff8880170a7490 EFLAGS: 00000202
RAX: 000000000002571b RBX: 0000000000000212 RCX: ffffc9000f654000
RDX: 0000000000040000 RSI: ffffffff812a3dca RDI: 0000000000000007
RBP: 000000000000000b R08: 0000000000000001 R09: fffffbfff0f11c90
R10: 0000000000000000 R11: 0000000000000001 R12: ffff8880170a7558
R13: 0000000000000000 R14: dffffc0020000032 R15: 0000000000000000
oops_end+0x65/0xe0
exc_general_protection+0x1a2/0x330
asm_exc_general_protection+0x26/0x30
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff8880170a7600 EFLAGS: 00010212
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: ffffc9000f654000
RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff8880170a7870 R08: ffff88806ce31340 R09: ffffe8ffffc16b10
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock+0x337/0x5d0
lock_release+0x1ab/0x290
futex_ref_get+0x119/0x300
futex_hash+0x70/0x390
futex_wait_setup+0xae/0x550
__futex_wait+0x151/0x300
futex_wait+0xde/0x380
do_futex+0x2ee/0x370
__x64_sys_futex+0x1c9/0x4d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f07ea9d1b19
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:00007f07e7f47218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f07eaae4f68 RCX: 00007f07ea9d1b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f07eaae4f68
RBP: 00007f07eaae4f60 R08: 00007f07e7f47700 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f07eaae4f6c
R13: 00007ffc48de6b9f R14: 00007f07e7f47300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801d817440 EFLAGS: 00010213
RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002
RDX: ffff888046aeb700 RSI: ffffffff818995b7 RDI: 000000010000018f
RBP: ffff88801d8176b0 R08: ffff88806cf31340 R09: ffffe8ffffd16b10
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f07e7f47700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556a9cac18 CR3: 00000000201c5000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess), 1 bytes skipped:
0: df 48 89 fisttps -0x77(%rax)
3: 85 a8 fd ff ff 48 test %ebp,0x48fffffd(%rax)
9: c1 e8 03 shr $0x3,%eax
c: 4c 01 e0 add %r12,%rax
f: 48 89 85 c8 fd ff ff mov %rax,-0x238(%rbp)
16: e8 c9 51 ea ff callq 0xffea51e4
1b: 48 8d bb f0 01 00 00 lea 0x1f0(%rbx),%rdi
22: 48 89 f8 mov %rdi,%rax
25: 48 c1 e8 03 shr $0x3,%rax
* 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 74 08 je 0x3a
32: 3c 03 cmp $0x3,%al
34: 0f 8e c5 0b 00 00 jle 0xbff
3a: 44 rex.R
3b: 8b .byte 0x8b
3c: ab stos %eax,%es:(%rdi)
3d: f0 lock
3e: 01 .byte 0x1