Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 3959 Comm: syz-executor.2 Tainted: G W 6.17.0-rc4-next-20250901 #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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000055558ce69400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 000000001e6d2000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_sys_exit+0xcb/0x110
syscall_exit_work+0x15a/0x200
do_syscall_64+0x2e7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3f359118e1
Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f
RSP: 002b:00007ffca4bbd4b0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: 0000000000000000 RBX: 00000000000247a4 RCX: 00007f3f359118e1
RDX: 00007ffca4bbd4f0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: 00007f3f359dc000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007f3f359fff60
R13: 00007f3f35a00b60 R14: 00007f3f359fff60 R15: 0000000000024463
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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000055558ce69400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 000000001e6d2000 CR4: 0000000000350ef0
note: syz-executor.2[3959] exited with preempt_count 1
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 282 Comm: syz-executor.0 Tainted: G D W 6.17.0-rc4-next-20250901 #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:ffff888019b8fbc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888015d65280 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888019b8fe30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 1ffff1100d9e6f7b R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000555566992400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 000000003ceb9000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_sys_exit+0xcb/0x110
syscall_exit_work+0x15a/0x200
do_syscall_64+0x2e7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f725e75e8e1
Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f
RSP: 002b:00007ffe4e3db840 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: 0000000000000000 RBX: 000000000000000b RCX: 00007f725e75e8e1
RDX: 00007ffe4e3db880 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe4e3db90c R08: 0000000000000000 R09: 00007f725e829000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 00000000000244ac R14: 0000000000000013 R15: 00007ffe4e3db970
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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000555566992400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 000000003ceb9000 CR4: 0000000000350ef0
note: syz-executor.0[282] exited with preempt_count 1
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#3] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 114 Comm: systemd-udevd Tainted: G D W 6.17.0-rc4-next-20250901 #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:ffff88801710fbc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888016725280 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff88801710fe30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f981d2c18c0(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 000000000bd71000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_sys_exit+0xcb/0x110
syscall_exit_work+0x15a/0x200
do_syscall_64+0x2e7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f981d7703f5
Code: a1 fa 0c 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 41 89 f8 89 f7 48 89 d6 41 83 f8 01 77 2a b8 05 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 c3 66 90 48 8b 15 69 fa 0c 00 f7 d8 64 89
RSP: 002b:00007ffd8431d828 EFLAGS: 00000246 ORIG_RAX: 0000000000000005
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 00007f981d7703f5
RDX: 00007ffd8431d860 RSI: 00007ffd8431d860 RDI: 0000000000000010
RBP: 000056362448a690 R08: 0000000000000001 R09: 00007f981d840be0
R10: 0000000000000000 R11: 0000000000000246 R12: 000056362448adb7
R13: 0000000000000011 R14: 0000000000000010 R15: 000056362448a691
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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f981d2c18c0(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 000000000bd71000 CR4: 0000000000350ef0
note: systemd-udevd[114] exited with preempt_count 1
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#4] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 275 Comm: syz-executor.1 Tainted: G D W 6.17.0-rc4-next-20250901 #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:ffff888016b4fbc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff8880175d8000 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888016b4fe30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: ffff888016725738 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000055557a790400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 0000000036792000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_sys_exit+0xcb/0x110
syscall_exit_work+0x15a/0x200
do_syscall_64+0x2e7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2d5616c8e1
Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f
RSP: 002b:00007ffd6add9760 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: 0000000000000000 RBX: 0000000000000012 RCX: 00007f2d5616c8e1
RDX: 00007ffd6add97a0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffd6add982c R08: 0000000000000000 R09: 00007f2d56237000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 00000000000244ef R14: 000000000000000f R15: 00007ffd6add9890
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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000055557a790400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020005880 CR3: 0000000036792000 CR4: 0000000000350ef0
note: syz-executor.1[275] exited with preempt_count 1
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#5] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 283 Comm: syz-executor.7 Tainted: G D W 6.17.0-rc4-next-20250901 #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:ffff888015877bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888015d61b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888015877e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00005555860d6400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbec44fd020 CR3: 00000000435b2000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_sys_exit+0xcb/0x110
syscall_exit_work+0x15a/0x200
do_syscall_64+0x2e7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbec43a069c
Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48
RSP: 002b:00007ffceb0d26b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: 0000000000000040 RBX: 00007ffceb0d2760 RCX: 00007fbec43a069c
RDX: 0000000000000040 RSI: 00007fbec44fd020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffceb0d2570
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032
R13: 0000000000000000 R14: 0000000000000003 R15: 00007ffceb0d27a0
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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00005555860d6400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbec44fd020 CR3: 00000000435b2000 CR4: 0000000000350ef0
note: syz-executor.7[283] exited with preempt_count 1
------------[ cut here ]------------
WARNING: kernel/rcu/tasks.h:1995 at exit_tasks_rcu_finish+0x2de/0x3a0, CPU#1: syz-executor.2/3959
Modules linked in:
CPU: 1 UID: 0 PID: 3959 Comm: syz-executor.2 Tainted: G D W 6.17.0-rc4-next-20250901 #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:exit_tasks_rcu_finish+0x2de/0x3a0
Code: 04 84 d2 75 74 c7 85 58 04 00 00 00 00 00 00 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e e9 5c f9 63 03 90 0f 0b 90 e9 6d fd ff ff 90 <0f> 0b 90 e9 42 ff ff ff e8 e5 b1 55 00 e9 db fe ff ff 48 c7 c7 34
RSP: 0018:ffff888046427e08 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff815a5cb5
RDX: 1ffff11002f0e3fb RSI: 0000000000000001 RDI: ffff888017871fe1
RBP: ffff888017871b80 R08: 0000000000000001 R09: ffffed1002f0e3fc
R10: ffff888017871fe1 R11: 0000000000000000 R12: ffff888017871fe1
R13: ffff888017871fd8 R14: ffff88806cf24608 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbec44fd020 CR3: 000000001e6d2000 CR4: 0000000000350ef0
Call Trace:
do_exit+0x16eb/0x2970
make_task_dead+0x174/0x3b0
rewind_stack_and_make_dead+0x16/0x20
RIP: 0033:0x7f3f359118e1
Code: Unable to access opcode bytes at 0x7f3f359118b7.
RSP: 002b:00007ffca4bbd4b0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: 0000000000000000 RBX: 00000000000247a4 RCX: 00007f3f359118e1
RDX: 00007ffca4bbd4f0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: 00007f3f359dc000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007f3f359fff60
R13: 00007f3f35a00b60 R14: 00007f3f359fff60 R15: 0000000000024463
irq event stamp: 2289
hardirqs last enabled at (2289): [] cond_local_irq_enable.isra.0+0x2e/0x40
hardirqs last disabled at (2288): [] exc_general_protection+0x32/0x330
softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: kernel/rcu/tasks.h:1996 at exit_tasks_rcu_finish+0x264/0x3a0, CPU#1: syz-executor.2/3959
Modules linked in:
CPU: 1 UID: 0 PID: 3959 Comm: syz-executor.2 Tainted: G D W 6.17.0-rc4-next-20250901 #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:exit_tasks_rcu_finish+0x264/0x3a0
Code: e2 48 c1 ea 03 0f b6 04 02 4c 89 e2 83 e2 07 38 d0 7f 08 84 c0 0f 85 be 00 00 00 0f b6 85 61 04 00 00 83 e0 01 08 d8 74 30 90 <0f> 0b 90 48 83 c4 08 48 89 ef 5b 5d 41 5c 41 5d 41 5e e9 d5 59 ff
RSP: 0018:ffff888046427e08 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff815a5cb5
RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff888017871fe1
RBP: ffff888017871b80 R08: 0000000000000001 R09: ffffed1002f0e3fc
R10: ffff888017871fe1 R11: 0000000000000000 R12: ffff888017871fe1
R13: ffff888017871fd8 R14: ffff88806cf24608 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbec44fd020 CR3: 000000001e6d2000 CR4: 0000000000350ef0
Call Trace:
do_exit+0x16eb/0x2970
make_task_dead+0x174/0x3b0
rewind_stack_and_make_dead+0x16/0x20
RIP: 0033:0x7f3f359118e1
Code: Unable to access opcode bytes at 0x7f3f359118b7.
RSP: 002b:00007ffca4bbd4b0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: 0000000000000000 RBX: 00000000000247a4 RCX: 00007f3f359118e1
RDX: 00007ffca4bbd4f0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000000 R09: 00007f3f359dc000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007f3f359fff60
R13: 00007f3f35a00b60 R14: 00007f3f359fff60 R15: 0000000000024463
irq event stamp: 2289
hardirqs last enabled at (2289): [] cond_local_irq_enable.isra.0+0x2e/0x40
hardirqs last disabled at (2288): [] exc_general_protection+0x32/0x330
softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (1545): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#6] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 251 Comm: syz-fuzzer Tainted: G D W 6.17.0-rc4-next-20250901 #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:ffff888015d0fbc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff88801581b700 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888015d0fe30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 1ffff1100d9e6f7b R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000000c000030090(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbec44fd020 CR3: 000000000e180000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_sys_exit+0xcb/0x110
syscall_exit_work+0x15a/0x200
do_syscall_64+0x2e7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x465f2d
Code: 8b 44 24 20 b9 40 42 0f 00 f7 f1 48 89 04 24 b8 e8 03 00 00 f7 e2 48 89 44 24 08 48 89 e7 be 00 00 00 00 b8 23 00 00 00 0f 05 <48> 8b 6c 24 10 48 83 c4 18 c3 cc cc cc cc cc cc cc cc cc b8 ba 00
RSP: 002b:000000c00003ff18 EFLAGS: 00000212 ORIG_RAX: 0000000000000023
RAX: 0000000000000000 RBX: 0000000000000014 RCX: 0000000000465f2d
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c00003ff18
RBP: 000000c00003ff28 R08: 0000000000009f52 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000438880
R13: 0000000000000000 R14: 0000000000e5de2c R15: 0000000000000000
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:ffff888046427bc0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888017871b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff888046427e30 R08: ffff88806cf31340 R09: ffffe8ffffd15cc8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 000000c000030090(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbec44fd020 CR3: 000000000e180000 CR4: 0000000000350ef0
note: syz-fuzzer[251] exited with preempt_count 1
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x800 phys_seg 1 prio class 2
----------------
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