audit: type=1326 audit(1762365859.131:119): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=140034 comm="syz-executor.1" exe="/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f41fc160b19 code=0x0 ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x323/0x3d0, CPU#0: syz-executor.7/140038 Modules linked in: CPU: 0 UID: 0 PID: 140038 Comm: syz-executor.7 Not tainted 6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_ns_active_get+0x323/0x3d0 Code: 00 01 0f 98 c3 31 ff 89 de e8 e9 cd ab ff 84 db 75 07 5b 5d e9 0e d3 ab ff e8 09 d3 ab ff 90 0f 0b 90 eb ee e8 fe d2 ab ff 90 <0f> 0b 90 e9 3f fd ff ff e8 f0 d2 ab ff 90 0f 0b 90 e9 92 fd ff ff RSP: 0018:ffff88805639fe08 EFLAGS: 00010216 RAX: 000000000000bb85 RBX: ffff88801fe55dd0 RCX: ffffc900035d4000 RDX: 0000000000040000 RSI: ffffffff81c8c9f2 RDI: 0000000000000001 RBP: ffff888053ddec01 R08: 0000000000000001 R09: ffffed100a7bbd97 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888015707340 R13: 0000000000000000 R14: ffff8880465dd340 R15: ffff88805639fe98 FS: 00007fca9989d700(0000) GS:ffff8880e53a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555562383c58 CR3: 00000000154b7000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fca9c329107 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 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:00007fca9989d128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fca9c43af60 RCX: 00007fca9c329107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffffa57907f R14: 00007fca9989d300 R15: 0000000000022000 irq event stamp: 1325 hardirqs last enabled at (1333): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1342): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1276): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1359): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x331/0x3d0, CPU#0: syz-executor.7/140038 Modules linked in: CPU: 0 UID: 0 PID: 140038 Comm: syz-executor.7 Tainted: G W 6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_ns_active_get+0x331/0x3d0 Code: 84 db 75 07 5b 5d e9 0e d3 ab ff e8 09 d3 ab ff 90 0f 0b 90 eb ee e8 fe d2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 f0 d2 ab ff 90 <0f> 0b 90 e9 92 fd ff ff e8 e2 d2 ab ff 90 0f 0b 90 e9 e5 fd ff ff RSP: 0018:ffff88805639fe08 EFLAGS: 00010212 RAX: 000000000002ed71 RBX: ffff88801fe55dd0 RCX: ffffc900035d4000 RDX: 0000000000040000 RSI: ffffffff81c8ca00 RDI: 0000000000000001 RBP: ffff8880198c9601 R08: 0000000000000001 R09: ffffed1003319322 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888015707340 R13: 0000000000000000 R14: ffff8880465dd340 R15: ffff88805639fe98 FS: 00007fca9989d700(0000) GS:ffff8880e53a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555562383c58 CR3: 00000000154b7000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fca9c329107 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 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:00007fca9989d128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fca9c43af60 RCX: 00007fca9c329107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffffa57907f R14: 00007fca9989d300 R15: 0000000000022000 irq event stamp: 1815 hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1446): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1403): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x33f/0x3d0, CPU#0: syz-executor.7/140038 Modules linked in: CPU: 0 UID: 0 PID: 140038 Comm: syz-executor.7 Tainted: G W 6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_ns_active_get+0x33f/0x3d0 Code: ab ff 90 0f 0b 90 eb ee e8 fe d2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 f0 d2 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 e2 d2 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 d4 d2 ab ff 90 0f 0b 90 e9 38 fe ff ff RSP: 0018:ffff88805639fe08 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88801fe55dd0 RCX: ffffc900035d4000 RDX: 0000000000040000 RSI: ffffffff81c8ca0e RDI: 0000000000000001 RBP: ffff888056bf4001 R08: 0000000000000001 R09: ffffed100ad7e941 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888015707340 R13: 0000000000000000 R14: ffff8880465dd340 R15: ffff88805639fe98 FS: 00007fca9989d700(0000) GS:ffff8880e53a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555562383c58 CR3: 00000000154b7000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fca9c329107 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 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:00007fca9989d128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fca9c43af60 RCX: 00007fca9c329107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffffa57907f R14: 00007fca9989d300 R15: 0000000000022000 irq event stamp: 2231 hardirqs last enabled at (2239): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2276): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2274): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2263): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x35b/0x3d0, CPU#0: syz-executor.7/140038 Modules linked in: CPU: 0 UID: 0 PID: 140038 Comm: syz-executor.7 Tainted: G W 6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_ns_active_get+0x35b/0x3d0 Code: 0f 0b 90 e9 92 fd ff ff e8 e2 d2 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 d4 d2 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 c6 d2 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 b8 d2 ab ff 90 0f 0b 90 e9 de fe ff ff RSP: 0018:ffff88805639fe08 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88801fe55dd0 RCX: ffffc900035d4000 RDX: 0000000000040000 RSI: ffffffff81c8ca2a RDI: 0000000000000001 RBP: ffff888056cf3601 R08: 0000000000000001 R09: ffffed100ad9e6d7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888015707340 R13: 0000000000000000 R14: ffff8880465dd340 R15: ffff88805639fe98 FS: 00007fca9989d700(0000) GS:ffff8880e53a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555562383c58 CR3: 00000000154b7000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fca9c329107 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 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:00007fca9989d128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fca9c43af60 RCX: 00007fca9c329107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffffa57907f R14: 00007fca9989d300 R15: 0000000000022000 irq event stamp: 2677 hardirqs last enabled at (2685): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2694): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2416): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2411): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x369/0x3d0, CPU#0: syz-executor.7/140038 Modules linked in: CPU: 0 UID: 0 PID: 140038 Comm: syz-executor.7 Tainted: G W 6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_ns_active_get+0x369/0x3d0 Code: 0f 0b 90 e9 e5 fd ff ff e8 d4 d2 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 c6 d2 ab ff 90 0f 0b 90 e9 8b fe ff ff e8 b8 d2 ab ff 90 <0f> 0b 90 e9 de fe ff ff e8 aa d2 ab ff 90 0f 0b 90 e9 31 ff ff ff RSP: 0018:ffff88805639fe08 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88801fe55c30 RCX: ffffc900035d4000 RDX: 0000000000040000 RSI: ffffffff81c8ca38 RDI: 0000000000000001 RBP: ffff88805b349801 R08: 0000000000000001 R09: ffffed100b66934a R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016828a80 R13: 0000000000000000 R14: ffff8880465dd340 R15: ffff88805639fe98 FS: 00007fca9989d700(0000) GS:ffff8880e53a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f537f7d7358 CR3: 00000000154b7000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fca9c329107 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 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:00007fca9989d128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9c329107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fca9989d6bc R13: 000000000000000e R14: 00007fca9989d300 R15: 0000000000022000 irq event stamp: 3757 hardirqs last enabled at (3765): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (3774): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (3558): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3499): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- audit: type=1326 audit(1762365859.952:120): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=140034 comm="syz-executor.1" exe="/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f41fc160b19 code=0x0 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'. msdos: Bad value for 'uid' msdos: Bad value for 'uid' msdos: Bad value for 'uid' msdos: Bad value for 'uid' loop4: detected capacity change from 0 to 512 EXT4-fs error (device loop4): __ext4_fill_super:5512: inode #2: comm syz-executor.4: iget: special inode unallocated EXT4-fs (loop4): get root inode failed EXT4-fs (loop4): mount failed loop4: detected capacity change from 0 to 512 loop4: detected capacity change from 0 to 512 EXT4-fs error (device loop4): __ext4_fill_super:5512: inode #2: comm syz-executor.4: iget: special inode unallocated EXT4-fs (loop4): get root inode failed EXT4-fs (loop4): mount failed loop4: detected capacity change from 0 to 512 loop1: detected capacity change from 0 to 64 EXT4-fs error (device loop4): __ext4_fill_super:5512: inode #2: comm syz-executor.4: iget: special inode unallocated FAT-fs (loop1): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) EXT4-fs (loop4): get root inode failed EXT4-fs (loop4): mount failed loop4: detected capacity change from 0 to 512 EXT4-fs error (device loop4): __ext4_fill_super:5512: inode #2: comm syz-executor.4: iget: special inode unallocated EXT4-fs (loop4): get root inode failed EXT4-fs (loop4): mount failed audit: type=1400 audit(1762365866.601:121): avc: denied { relabelfrom } for pid=145141 comm="syz-executor.3" name="" dev="pipefs" ino=109621 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=fifo_file permissive=1 lo: entered promiscuous mode lo: left promiscuous mode serio: Serial port ptm0 serio: Serial port ptm0 netlink: 32 bytes leftover after parsing attributes in process `syz-executor.6'. loop7: detected capacity change from 0 to 1024 EXT4-fs warning (device loop7): read_mmp_block:114: Error -117 while reading MMP block 0