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c5340bd143
So I captured this: |WARNING: CPU: 0 PID: 2078 at /home/bigeasy/work/new/TI/linux/lib/debugobjects.c:260 debug_print_object+0x94/0xc4() |ODEBUG: free active (active state 0) object type: work_struct hint: musb_irq_work+0x0/0x38 [musb_hdrc] |CPU: 0 PID: 2078 Comm: rmmod Not tainted 3.12.0-rc4+ #338 |[<c0014d38>] (unwind_backtrace+0x0/0xf4) from [<c001249c>] (show_stack+0x14/0x1c) |[<c001249c>] (show_stack+0x14/0x1c) from [<c0037720>] (warn_slowpath_common+0x64/0x84) |[<c0037720>] (warn_slowpath_common+0x64/0x84) from [<c00377d4>] (warn_slowpath_fmt+0x30/0x40) |[<c00377d4>] (warn_slowpath_fmt+0x30/0x40) from [<c022ae90>] (debug_print_object+0x94/0xc4) |[<c022ae90>] (debug_print_object+0x94/0xc4) from [<c022b7e0>] (debug_check_no_obj_freed+0x1c0/0x228) |[<c022b7e0>] (debug_check_no_obj_freed+0x1c0/0x228) from [<c00f1f38>] (kfree+0xf8/0x228) |[<c00f1f38>] (kfree+0xf8/0x228) from [<c02921c4>] (release_nodes+0x1a8/0x248) |[<c02921c4>] (release_nodes+0x1a8/0x248) from [<c028f70c>] (__device_release_driver+0x98/0xf0) |[<c028f70c>] (__device_release_driver+0x98/0xf0) from [<c028f840>] (device_release_driver+0x24/0x34) |[<c028f840>] (device_release_driver+0x24/0x34) from [<c028ebe8>] (bus_remove_device+0x148/0x15c) |[<c028ebe8>] (bus_remove_device+0x148/0x15c) from [<c028d120>] (device_del+0x104/0x1c0) |[<c028d120>] (device_del+0x104/0x1c0) from [<c02911e4>] (platform_device_del+0x18/0xac) |[<c02911e4>] (platform_device_del+0x18/0xac) from [<c029179c>] (platform_device_unregister+0xc/0x18) |[<c029179c>] (platform_device_unregister+0xc/0x18) from [<bf1902fc>] (dsps_remove+0x20/0x4c [musb_dsps]) |[<bf1902fc>] (dsps_remove+0x20/0x4c [musb_dsps]) from [<c0290d7c>] (platform_drv_remove+0x1c/0x24) |[<c0290d7c>] (platform_drv_remove+0x1c/0x24) from [<c028f704>] (__device_release_driver+0x90/0xf0) |[<c028f704>] (__device_release_driver+0x90/0xf0) from [<c028f818>] (driver_detach+0xb4/0xb8) |[<c028f818>] (driver_detach+0xb4/0xb8) from [<c028e6e8>] (bus_remove_driver+0x98/0xec) |[<c028e6e8>] (bus_remove_driver+0x98/0xec) from [<c008fc70>] (SyS_delete_module+0x1e0/0x24c) |[<c008fc70>] (SyS_delete_module+0x1e0/0x24c) from [<c000e680>] (ret_fast_syscall+0x0/0x48) |---[ end trace d79045419a3e51ec ]--- The workqueue is only scheduled from the ep0 and never canceled in case the musb is removed before the work has a chance to run. Cc: stable@vger.kernel.org Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Felipe Balbi <balbi@ti.com> |
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| .. | ||
| am35x.c | ||
| blackfin.c | ||
| blackfin.h | ||
| cppi_dma.c | ||
| cppi_dma.h | ||
| da8xx.c | ||
| davinci.c | ||
| davinci.h | ||
| Kconfig | ||
| Makefile | ||
| musb_am335x.c | ||
| musb_core.c | ||
| musb_core.h | ||
| musb_cppi41.c | ||
| musb_debug.h | ||
| musb_debugfs.c | ||
| musb_dma.h | ||
| musb_dsps.c | ||
| musb_gadget.c | ||
| musb_gadget.h | ||
| musb_gadget_ep0.c | ||
| musb_host.c | ||
| musb_host.h | ||
| musb_io.h | ||
| musb_regs.h | ||
| musb_virthub.c | ||
| musbhsdma.c | ||
| musbhsdma.h | ||
| omap2430.c | ||
| omap2430.h | ||
| tusb6010.c | ||
| tusb6010.h | ||
| tusb6010_omap.c | ||
| ux500.c | ||
| ux500_dma.c | ||