WARNING: fs/namespace.c:1375 at cleanup_mnt+0x33f/0x430, CPU#1: syz-executor.0/275 Modules linked in: CPU: 1 UID: 0 PID: 275 Comm: syz-executor.0 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:cleanup_mnt+0x33f/0x430 Code: c7 a0 45 d1 85 e8 01 7c fa 02 49 8d 7d 40 5b 48 c7 c6 10 e2 be 81 5d 41 5c 41 5d 41 5e 41 5f e9 57 b3 9c ff e8 82 46 b4 ff 90 <0f> 0b 90 e9 e6 fc ff ff e8 74 46 b4 ff 4c 89 ef e8 6c d7 06 00 e9 RSP: 0018:ffff888016957e20 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81bf9de5 RDX: ffff88800a0ed280 RSI: ffffffff81bfa0fe RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800a0edb58 R13: ffff88801eb69dc0 R14: 0000000000000001 R15: ffff88801eb69e00 FS: 000055555df54400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055555df5dc58 CR3: 0000000034823000 CR4: 0000000000350ef0 Call Trace: task_work_run+0x172/0x280 exit_to_user_mode_loop+0xef/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcd05056f87 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:00007ffc3fe2da38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007fcd05056f87 RDX: 00007ffc3fe2db09 RSI: 000000000000000a RDI: 00007ffc3fe2db00 RBP: 00007ffc3fe2db00 R08: 00000000ffffffff R09: 00007ffc3fe2d8d0 R10: 000055555df55c7b R11: 0000000000000246 R12: 00007fcd050af105 R13: 00007ffc3fe2ebc0 R14: 000055555df55c20 R15: 00007ffc3fe2ec00 irq event stamp: 165137 hardirqs last enabled at (165145): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (165154): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (164868): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (164487): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- loop4: detected capacity change from 0 to 128 loop0: detected capacity change from 0 to 1348 loop5: detected capacity change from 0 to 5408 loop2: detected capacity change from 0 to 128 Bluetooth: hci5: SCO packet for unknown connection handle 0 Bluetooth: Unexpected continuation frame (len 20) Bluetooth: hci5: ACL packet for unknown connection handle 1997 loop4: detected capacity change from 0 to 128 Bluetooth: hci3: unexpected event for opcode 0x0411 Bluetooth: hci3: SCO packet for unknown connection handle 0 Bluetooth: Unexpected continuation frame (len 20) Bluetooth: hci3: ACL packet for unknown connection handle 1997 kmemleak: Found object by alias at 0x607f1a63921c CPU: 0 UID: 0 PID: 3946 Comm: syz-executor.1 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 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 __x64_sys_exit_group+0x3e/0x50 x64_sys_call+0x18c5/0x18d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6887e57b19 Code: Unable to access opcode bytes at 0x7f6887e57aef. RSP: 002b:00007ffdd6059058 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f6887e57b19 RDX: 00007f6887e0a72b RSI: ffffffffffffffbc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000001b2ce2a010 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffdd6059140 kmemleak: Object (percpu) 0x607f1a639218 (size 8): kmemleak: comm "syz-executor.2", pid 3947, jiffies 4294788831 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 path_mount+0x1637/0x1dd0 __x64_sys_mount+0x27b/0x300 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f Bluetooth: hci5: unexpected event for opcode 0x0411 Bluetooth: hci5: SCO packet for unknown connection handle 0 Bluetooth: Unexpected continuation frame (len 20) Bluetooth: hci5: ACL packet for unknown connection handle 1997 loop0: detected capacity change from 0 to 1348 Bluetooth: hci5: unexpected event for opcode 0x0411 Bluetooth: hci5: SCO packet for unknown connection handle 0 Bluetooth: Unexpected continuation frame (len 20) Bluetooth: hci5: ACL packet for unknown connection handle 1997 loop2: detected capacity change from 0 to 128 Bluetooth: hci3: unexpected event for opcode 0x0411 Bluetooth: hci3: SCO packet for unknown connection handle 0 Bluetooth: Unexpected continuation frame (len 20) Bluetooth: hci3: ACL packet for unknown connection handle 1997 kmemleak: Found object by alias at 0x607f1a6396bc CPU: 1 UID: 0 PID: 3966 Comm: syz-executor.2 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 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: 0033:0x7fd04fb0db19 Code: Unable to access opcode bytes at 0x7fd04fb0daef. RSP: 002b:00007fd04d083218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fd04fc20f68 RCX: 00007fd04fb0db19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fd04fc20f68 RBP: 00007fd04fc20f60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd04fc20f6c R13: 00007ffca62549bf R14: 00007fd04d083300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a6396b8 (size 8): kmemleak: comm "syz-executor.0", pid 3959, jiffies 4294789035 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 path_mount+0x1637/0x1dd0 __x64_sys_mount+0x27b/0x300 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f loop5: detected capacity change from 0 to 5408 UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list Bluetooth: hci3: unexpected event for opcode 0x0411 Bluetooth: hci3: SCO packet for unknown connection handle 0 Bluetooth: Unexpected continuation frame (len 20) EXT4-fs warning (device sda): verify_group_input:158: Reserved blocks too high (8) Bluetooth: hci3: ACL packet for unknown connection handle 1997 kmemleak: Found object by alias at 0x607f1a63921c CPU: 1 UID: 0 PID: 3979 Comm: syz-executor.1 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 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: 0033:0x7f6887e57b19 Code: Unable to access opcode bytes at 0x7f6887e57aef. RSP: 002b:00007f68853cd218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000000 RBX: 00007f6887f6af68 RCX: 00007f6887e57b19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6887f6af68 RBP: 00007f6887f6af60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6887f6af6c R13: 00007ffdd6058e2f R14: 00007f68853cd300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a639218 (size 8): kmemleak: comm "syz-executor.3", pid 3983, jiffies 4294789297 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 percpu_ref_init+0x37/0x400 io_uring_setup+0x44c/0x2000 __x64_sys_io_uring_setup+0xc8/0x170 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#1: syz-executor.5/287 Modules linked in: CPU: 1 UID: 0 PID: 287 Comm: syz-executor.5 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:ffff88801552fce0 EFLAGS: 00010293 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: 287 Comm: syz-executor.5 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000555564701400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 0000000043ba3000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 console_flush_all+0x8bd/0xb70 console_unlock+0xc2/0x1f0 vprintk_emit+0x3f6/0x630 _printk+0xbe/0xf0 __show_regs+0x534/0x750 show_regs+0x33/0x60 __warn+0xfc/0x3a0 report_bug+0x2f5/0x3f0 handle_bug+0x2d7/0x410 exc_invalid_op+0x35/0x80 asm_exc_invalid_op+0x1a/0x20 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:ffff88801552fce0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff11002aa5fa1 RCX: ffffffff81bf96d3 RDX: ffff88800e793700 RSI: ffffffff81bf96dd RDI: 0000000000000005 RBP: ffff888015b9a700 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000001 R12: ffff88801552fd48 R13: 00000000ffffffff R14: ffff888015b9a700 R15: ffff888015b9a7e8 path_umount+0x6e0/0x1100 __x64_sys_umount+0x15c/0x190 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1bb8c07f87 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:00007fff516fd6e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f1bb8c07f87 RDX: 00007fff516fd7b9 RSI: 000000000000000a RDI: 00007fff516fd7b0 RBP: 00007fff516fd7b0 R08: 00000000ffffffff R09: 00007fff516fd580 R10: 0000555564702c7b R11: 0000000000000246 R12: 00007f1bb8c60105 R13: 00007fff516fe870 R14: 0000555564702c20 R15: 00007fff516fe8b0 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000555564701400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 0000000043ba3000 CR4: 0000000000350ef0 note: syz-executor.5[287] exited with irqs disabled note: syz-executor.5[287] exited with preempt_count 5 BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:51 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 287, name: syz-executor.5 preempt_count: 0, expected: 0 RCU nest depth: 1, expected: 0 INFO: lockdep is turned off. CPU: 1 UID: 0 PID: 287 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 Call Trace: dump_stack_lvl+0xfa/0x120 __might_resched+0x2f3/0x510 exit_signals+0x25/0x940 do_exit+0x2db/0x2970 make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f1bb8c07f87 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:00007fff516fd6e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f1bb8c07f87 RDX: 00007fff516fd7b9 RSI: 000000000000000a RDI: 00007fff516fd7b0 RBP: 00007fff516fd7b0 R08: 00000000ffffffff R09: 00007fff516fd580 R10: 0000555564702c7b R11: 0000000000000246 R12: 00007f1bb8c60105 R13: 00007fff516fe870 R14: 0000555564702c20 R15: 00007fff516fe8b0 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: 15 Comm: rcu_preempt 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:ffff888009627640 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff888009603700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff8880096278b0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: ffff88800e793bb8 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 0000000043ba3000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 schedule_timeout+0x11a/0x280 rcu_gp_fqs_loop+0x1a7/0xa60 rcu_gp_kthread+0x289/0x390 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 0000000043ba3000 CR4: 0000000000350ef0 note: rcu_preempt[15] exited with irqs disabled note: rcu_preempt[15] 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: 252 Comm: syz-fuzzer 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:ffff888016917700 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff8880161f5280 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff888016917970 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 1ffff1100d9e6f7b R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000000c000030090(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000ecf0000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 do_nanosleep+0x15e/0x560 hrtimer_nanosleep+0x13a/0x340 __x64_sys_nanosleep+0x212/0x2a0 do_syscall_64+0xbf/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: ffffffffffffffda RBX: 0000000000000014 RCX: 0000000000465f2d RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c00003ff18 RBP: 000000c00003ff28 R08: 000000000000290f R09: 00007f5e18178000 R10: 00007f5e18178010 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000000c000030090(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000ecf0000 CR4: 0000000000350ef0 note: syz-fuzzer[252] exited with irqs disabled note: syz-fuzzer[252] 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: 245 Comm: sshd 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:ffff88801880f080 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88801b911b80 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801880f2f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 1ffff1100d9e6f7b R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f384016e900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 00000000200fe000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 schedule_hrtimeout_range_clock+0x2d0/0x310 poll_schedule_timeout.constprop.0+0xc4/0x1c0 do_select+0x1353/0x17a0 core_sys_select+0x599/0x900 kern_select+0x13c/0x1c0 __x64_sys_select+0xbe/0x160 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3840657866 Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 17 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 62 c3 90 48 83 ec 38 4c 89 44 24 28 48 89 54 RSP: 002b:00007ffd24a55078 EFLAGS: 00000246 ORIG_RAX: 0000000000000017 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3840657866 RDX: 0000561c6d6b0490 RSI: 0000561c6d6afa10 RDI: 000000000000000f RBP: 0000561c6d6b4f00 R08: 0000000000000000 R09: 0000000000002500 R10: 0000000000000000 R11: 0000000000000246 R12: 0000561c59a76768 R13: 0000000000000000 R14: 0000000000000004 R15: 0000561c59a2ba80 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f384016e900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 00000000200fe000 CR4: 0000000000350ef0 note: sshd[245] exited with irqs disabled note: sshd[245] 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: 114 Comm: systemd-udevd 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:ffff888016b97940 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff888015710000 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff888016b97bb0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: ffff88801b912038 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f8a47bf98c0(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000e40f000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 exit_to_user_mode_loop+0x69/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8a480a8d62 Code: c0 f6 c2 40 75 52 89 d0 45 31 d2 25 00 00 41 00 3d 00 00 41 00 74 41 64 8b 04 25 18 00 00 00 85 c0 75 65 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a2 00 00 00 48 8b 4c 24 38 64 48 2b 0c 25 RSP: 002b:00007ffe8bbc60d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: 0000000000000011 RBX: 0000000000000001 RCX: 00007f8a480a8d62 RDX: 00000000002a0000 RSI: 0000557670836881 RDI: 0000000000000010 RBP: 0000557670836880 R08: 0000557647cd58f0 R09: 0000000000000011 R10: 0000000000000000 R11: 0000000000000246 R12: 000055767084f3e0 R13: 0000000000000010 R14: 0000000000000006 R15: 0000557670836881 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f8a47bf98c0(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000e40f000 CR4: 0000000000350ef0 note: systemd-udevd[114] exited with irqs disabled note: systemd-udevd[114] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#6] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 97 Comm: systemd-journal 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:ffff88801576f3c0 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88801605d280 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801576f630 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: ffff8880157104b8 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f19c9396900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000e473000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 __cond_resched+0x4c/0x80 down_read+0x79/0x470 walk_component+0x33b/0x5b0 link_path_walk+0x62b/0xe20 path_openat+0x22e/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: 0033:0x7f19c9c4fc64 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 36 61 f9 ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 68 61 f9 ff 8b 44 RSP: 002b:00007ffd0ae35460 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000055c569f8ed60 RCX: 00007f19c9c4fc64 RDX: 0000000000080802 RSI: 000055c569fc3f50 RDI: 00000000ffffff9c RBP: 000055c569fc3f50 R08: 0000000000000000 R09: ffffffffffffff01 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000080802 R13: 00000000fffffffa R14: 000055c569f955b0 R15: 0000000000000002 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f19c9396900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000e473000 CR4: 0000000000350ef0 note: systemd-journal[97] exited with irqs disabled note: systemd-journal[97] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#7] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 3987 Comm: syz-executor.7 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:ffff88801676f540 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff888017a9d280 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801676f7b0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: ffff88801b912038 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000055556886d400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000001e2a5000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 futex_do_wait+0x88/0x180 __futex_wait+0x176/0x300 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: 0033:0x7f7e8badbb19 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:00007ffd362bc648 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000032 RCX: 00007f7e8badbb19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f7e8bbeef6c RBP: 00007f7e8bbeef6c R08: 00007f7e8bbcb000 R09: 0000000000000000 R10: 00007ffd362bc720 R11: 0000000000000246 R12: 000000000001ddf1 R13: 00000000000003e8 R14: 00007f7e8bbeef60 R15: 000000000001ddf0 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000055556886d400(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000001e2a5000 CR4: 0000000000350ef0 note: syz-executor.7[3987] exited with irqs disabled note: syz-executor.7[3987] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#8] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 58 Comm: kworker/1:2 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: 0x0 (events_freezable_pwr_efficient) 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:ffff88800f29f800 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800f1f3700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88800f29fa70 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: ffff88801605d738 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 0000000005a88000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 worker_thread+0x156/0xe90 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 0000000005a88000 CR4: 0000000000350ef0 note: kworker/1:2[58] exited with irqs disabled note: kworker/1:2[58] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0020000031: 0000 [#9] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000100000188-0x000000010000018f] CPU: 1 UID: 0 PID: 254 Comm: syz-fuzzer 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:ffff88800e627600 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff8880161f0000 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88800e627870 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 1ffff1100d9e6f7b R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000000c000030790(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000ecf0000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_enable.constprop.0+0xa6/0x100 trace_hardirqs_on+0x26/0x40 finish_task_switch.isra.0+0x206/0x840 __schedule+0xe86/0x3590 schedule+0xdb/0x390 schedule_hrtimeout_range_clock+0x11f/0x310 do_epoll_wait+0xc8d/0xee0 do_compat_epoll_pwait.part.0+0x29/0x1d0 __x64_sys_epoll_pwait+0x1de/0x320 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4666e0 Code: 0f 05 89 44 24 20 c3 cc cc cc 8b 7c 24 08 48 8b 74 24 10 8b 54 24 18 44 8b 54 24 1c 49 c7 c0 00 00 00 00 b8 19 01 00 00 0f 05 <89> 44 24 20 c3 cc cc cc cc cc cc cc cc cc cc cc 8b 7c 24 08 48 c7 RSP: 002b:000000c00003b7f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000119 RAX: ffffffffffffffda RBX: 00000000000000b2 RCX: 00000000004666e0 RDX: 0000000000000080 RSI: 000000c00003b840 RDI: 0000000000000003 RBP: 000000c00003be40 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000000b2 R11: 0000000000000246 R12: 0000000000000003 R13: 000000c000000f00 R14: 000000c0005acd80 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000000c000030790(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000ecf0000 CR4: 0000000000350ef0 note: syz-fuzzer[254] exited with irqs disabled Oops: general protection fault, probably for non-canonical address 0xe901008880691bff: 0000 [#10] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x480824440348dff8-0x480824440348dfff] CPU: 1 UID: 0 PID: 254 Comm: syz-fuzzer 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:rb_insert_color+0x95/0x7a0 Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 0f 85 ff 04 00 00 4c 8b 75 08 49 39 de 0f 84 6e 01 00 00 4d 85 f6 74 1c 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 0f 85 14 05 00 00 41 f6 06 01 0f 84 3d 04 00 00 48 RSP: 0018:ffff88806cf08da8 EFLAGS: 00010017 RAX: 0901048880691bff RBX: ffff88800e627c00 RCX: ffffffff84b7c643 RDX: 1ffff1100d9e513b RSI: ffff88806cf28150 RDI: ffffffff81545a2c RBP: ffffffff81545a24 R08: 0000000000000000 R09: fffffbfff0c8758a R10: 0000000000000000 R11: ffff88806cf37018 R12: ffff88806cf289d8 R13: dffffc0000000000 R14: 480824440348dfff R15: ffff88800e627c08 FS: 000000c000030790(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000ecf0000 CR4: 0000000000350ef0 Call Trace: timerqueue_add+0x1bd/0x330 __hrtimer_run_queues+0x954/0xac0 hrtimer_interrupt+0x369/0x830 __sysvec_apic_timer_interrupt+0xbb/0x330 sysvec_apic_timer_interrupt+0x6b/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:make_task_dead+0xa2/0x3b0 Code: 38 00 85 db 0f 84 21 01 00 00 e8 d9 96 38 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 27 92 38 00 48 85 db 0f 84 17 01 00 00 b9 96 38 00 31 ff 65 8b 1d 60 df 48 06 81 e3 ff ff ff 7f 89 de RSP: 0018:ffff88800e627f28 EFLAGS: 00000246 RAX: 0000000000000001 RBX: ffff8880161f0000 RCX: ffffffff817c2b86 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff813b5234 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8643ac57 R11: 0000000000000001 R12: ffff8880161f0000 R13: 0000000000000000 R14: dffffc0020000031 R15: 0000000000000000 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x4666e0 Code: 0f 05 89 44 24 20 c3 cc cc cc 8b 7c 24 08 48 8b 74 24 10 8b 54 24 18 44 8b 54 24 1c 49 c7 c0 00 00 00 00 b8 19 01 00 00 0f 05 <89> 44 24 20 c3 cc cc cc cc cc cc cc cc cc cc cc 8b 7c 24 08 48 c7 RSP: 002b:000000c00003b7f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000119 RAX: ffffffffffffffda RBX: 00000000000000b2 RCX: 00000000004666e0 RDX: 0000000000000080 RSI: 000000c00003b840 RDI: 0000000000000003 RBP: 000000c00003be40 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000000b2 R11: 0000000000000246 R12: 0000000000000003 R13: 000000c000000f00 R14: 000000c0005acd80 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:ffff88801552f380 EFLAGS: 00010013 RAX: 0000000020000031 RBX: 00000000ffffff9f RCX: 0000000000000002 RDX: ffff88800e793700 RSI: ffffffff818995b7 RDI: 000000010000018f RBP: ffff88801552f5f0 R08: ffff88806cf31340 R09: ffffe8ffffd166b8 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 000000c000030790(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f19c8860ee0 CR3: 000000000ecf0000 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